author | Raphaël Gomès <rgomes@octobus.net> |
Thu, 03 Aug 2023 10:28:10 +0200 | |
changeset 51198 | 51cc12158f97 |
parent 51197 | 4e6620b7fbbb |
child 51203 | 7434747343ab |
permissions | -rw-r--r-- |
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use std::fmt::Debug; |
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use std::ops::Deref; |
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use std::sync::{RwLock, RwLockReadGuard, RwLockWriteGuard}; |
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use byteorder::{BigEndian, ByteOrder}; |
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use bytes_cast::{unaligned, BytesCast}; |
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use super::REVIDX_KNOWN_FLAGS; |
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use crate::errors::HgError; |
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use crate::node::{NODE_BYTES_LENGTH, STORED_NODE_ID_BYTES}; |
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use crate::revlog::node::Node; |
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use crate::revlog::{Revision, NULL_REVISION}; |
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use crate::{Graph, GraphError, RevlogError, RevlogIndex, UncheckedRevision}; |
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pub const INDEX_ENTRY_SIZE: usize = 64; |
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pub const COMPRESSION_MODE_INLINE: u8 = 2; |
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pub struct IndexHeader { |
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pub(super) header_bytes: [u8; 4], |
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} |
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#[derive(Copy, Clone)] |
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pub struct IndexHeaderFlags { |
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flags: u16, |
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} |
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/// Corresponds to the high bits of `_format_flags` in python |
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impl IndexHeaderFlags { |
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/// Corresponds to FLAG_INLINE_DATA in python |
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pub fn is_inline(self) -> bool { |
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self.flags & 1 != 0 |
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} |
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/// Corresponds to FLAG_GENERALDELTA in python |
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pub fn uses_generaldelta(self) -> bool { |
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self.flags & 2 != 0 |
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} |
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} |
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/// Corresponds to the INDEX_HEADER structure, |
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/// which is parsed as a `header` variable in `_loadindex` in `revlog.py` |
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impl IndexHeader { |
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fn format_flags(&self) -> IndexHeaderFlags { |
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// No "unknown flags" check here, unlike in python. Maybe there should |
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// be. |
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IndexHeaderFlags { |
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flags: BigEndian::read_u16(&self.header_bytes[0..2]), |
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} |
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} |
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/// The only revlog version currently supported by rhg. |
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const REVLOGV1: u16 = 1; |
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/// Corresponds to `_format_version` in Python. |
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fn format_version(&self) -> u16 { |
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BigEndian::read_u16(&self.header_bytes[2..4]) |
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} |
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pub fn parse(index_bytes: &[u8]) -> Result<Option<IndexHeader>, HgError> { |
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if index_bytes.is_empty() { |
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return Ok(None); |
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} |
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if index_bytes.len() < 4 { |
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return Err(HgError::corrupted( |
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"corrupted revlog: can't read the index format header", |
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)); |
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} |
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Ok(Some(IndexHeader { |
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header_bytes: { |
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let bytes: [u8; 4] = |
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index_bytes[0..4].try_into().expect("impossible"); |
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bytes |
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}, |
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})) |
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} |
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} |
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/// Abstracts the access to the index bytes since they can be spread between |
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/// the immutable (bytes) part and the mutable (added) part if any appends |
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/// happened. This makes it transparent for the callers. |
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struct IndexData { |
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/// Immutable bytes, most likely taken from disk |
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bytes: Box<dyn Deref<Target = [u8]> + Send>, |
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/// Used when stripping index contents, keeps track of the start of the |
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/// first stripped revision, which is used to give a slice of the |
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/// `bytes` field. |
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truncation: Option<usize>, |
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/// Bytes that were added after reading the index |
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added: Vec<u8>, |
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} |
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impl IndexData { |
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pub fn new(bytes: Box<dyn Deref<Target = [u8]> + Send>) -> Self { |
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Self { |
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bytes, |
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truncation: None, |
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added: vec![], |
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} |
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} |
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pub fn len(&self) -> usize { |
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match self.truncation { |
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Some(truncation) => truncation + self.added.len(), |
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None => self.bytes.len() + self.added.len(), |
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} |
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} |
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106 |
|
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fn remove( |
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&mut self, |
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rev: Revision, |
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offsets: Option<&[usize]>, |
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) -> Result<(), RevlogError> { |
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let rev = rev.0 as usize; |
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let truncation = if let Some(offsets) = offsets { |
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offsets[rev] |
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} else { |
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rev * INDEX_ENTRY_SIZE |
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}; |
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if truncation < self.bytes.len() { |
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self.truncation = Some(truncation); |
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self.added.clear(); |
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} else { |
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self.added.truncate(truncation - self.bytes.len()); |
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} |
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Ok(()) |
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} |
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} |
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|
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impl std::ops::Index<std::ops::Range<usize>> for IndexData { |
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type Output = [u8]; |
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|
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fn index(&self, index: std::ops::Range<usize>) -> &Self::Output { |
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let start = index.start; |
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let end = index.end; |
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let immutable_len = match self.truncation { |
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Some(truncation) => truncation, |
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None => self.bytes.len(), |
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}; |
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if start < immutable_len { |
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if end > immutable_len { |
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panic!("index data cannot span existing and added ranges"); |
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} |
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&self.bytes[index] |
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} else { |
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&self.added[start - immutable_len..end - immutable_len] |
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} |
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} |
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} |
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148 |
|
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pub struct RevisionDataParams { |
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pub flags: u16, |
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pub data_offset: u64, |
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pub data_compressed_length: i32, |
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pub data_uncompressed_length: i32, |
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pub data_delta_base: i32, |
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pub link_rev: i32, |
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pub parent_rev_1: i32, |
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pub parent_rev_2: i32, |
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pub node_id: [u8; NODE_BYTES_LENGTH], |
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pub _sidedata_offset: u64, |
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pub _sidedata_compressed_length: i32, |
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pub data_compression_mode: u8, |
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pub _sidedata_compression_mode: u8, |
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pub _rank: i32, |
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} |
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165 |
|
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#[derive(BytesCast)] |
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#[repr(C)] |
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168 |
pub struct RevisionDataV1 { |
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169 |
data_offset_or_flags: unaligned::U64Be, |
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data_compressed_length: unaligned::I32Be, |
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data_uncompressed_length: unaligned::I32Be, |
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data_delta_base: unaligned::I32Be, |
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link_rev: unaligned::I32Be, |
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parent_rev_1: unaligned::I32Be, |
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parent_rev_2: unaligned::I32Be, |
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node_id: [u8; STORED_NODE_ID_BYTES], |
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177 |
} |
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178 |
|
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fn _static_assert_size_of_revision_data_v1() { |
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let _ = std::mem::transmute::<RevisionDataV1, [u8; 64]>; |
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181 |
} |
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182 |
|
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183 |
impl RevisionDataParams { |
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184 |
pub fn validate(&self) -> Result<(), RevlogError> { |
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if self.flags & !REVIDX_KNOWN_FLAGS != 0 { |
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return Err(RevlogError::corrupted(format!( |
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"unknown revlog index flags: {}", |
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self.flags |
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189 |
))); |
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} |
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if self.data_compression_mode != COMPRESSION_MODE_INLINE { |
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return Err(RevlogError::corrupted(format!( |
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"invalid data compression mode: {}", |
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self.data_compression_mode |
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195 |
))); |
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} |
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// FIXME isn't this only for v2 or changelog v2? |
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if self._sidedata_compression_mode != COMPRESSION_MODE_INLINE { |
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return Err(RevlogError::corrupted(format!( |
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"invalid sidedata compression mode: {}", |
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self._sidedata_compression_mode |
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))); |
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} |
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Ok(()) |
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} |
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|
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pub fn into_v1(self) -> RevisionDataV1 { |
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let data_offset_or_flags = self.data_offset << 16 | self.flags as u64; |
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let mut node_id = [0; STORED_NODE_ID_BYTES]; |
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node_id[..NODE_BYTES_LENGTH].copy_from_slice(&self.node_id); |
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RevisionDataV1 { |
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data_offset_or_flags: data_offset_or_flags.into(), |
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data_compressed_length: self.data_compressed_length.into(), |
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data_uncompressed_length: self.data_uncompressed_length.into(), |
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data_delta_base: self.data_delta_base.into(), |
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link_rev: self.link_rev.into(), |
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parent_rev_1: self.parent_rev_1.into(), |
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parent_rev_2: self.parent_rev_2.into(), |
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node_id, |
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} |
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221 |
} |
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222 |
} |
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|
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/// A Revlog index |
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pub struct Index { |
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bytes: IndexData, |
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/// Offsets of starts of index blocks. |
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/// Only needed when the index is interleaved with data. |
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offsets: RwLock<Option<Vec<usize>>>, |
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uses_generaldelta: bool, |
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is_inline: bool, |
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} |
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|
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impl Debug for Index { |
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result { |
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f.debug_struct("Index") |
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.field("offsets", &self.offsets) |
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.field("uses_generaldelta", &self.uses_generaldelta) |
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.finish() |
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} |
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} |
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impl Graph for Index { |
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fn parents(&self, rev: Revision) -> Result<[Revision; 2], GraphError> { |
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let err = || GraphError::ParentOutOfRange(rev); |
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match self.get_entry(rev) { |
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Some(entry) => { |
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// The C implementation checks that the parents are valid |
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// before returning |
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Ok([ |
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self.check_revision(entry.p1()).ok_or_else(err)?, |
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self.check_revision(entry.p2()).ok_or_else(err)?, |
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253 |
]) |
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254 |
} |
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None => Ok([NULL_REVISION, NULL_REVISION]), |
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256 |
} |
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257 |
} |
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258 |
} |
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|
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260 |
impl Index { |
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261 |
/// Create an index from bytes. |
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/// Calculate the start of each entry when is_inline is true. |
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263 |
pub fn new( |
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bytes: Box<dyn Deref<Target = [u8]> + Send>, |
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default_header: IndexHeader, |
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) -> Result<Self, HgError> { |
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let header = |
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IndexHeader::parse(bytes.as_ref())?.unwrap_or(default_header); |
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|
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if header.format_version() != IndexHeader::REVLOGV1 { |
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// A proper new version should have had a repo/store |
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// requirement. |
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return Err(HgError::corrupted("unsupported revlog version")); |
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274 |
} |
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275 |
|
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// This is only correct because we know version is REVLOGV1. |
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// In v2 we always use generaldelta, while in v0 we never use |
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// generaldelta. Similar for [is_inline] (it's only used in v1). |
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let uses_generaldelta = header.format_flags().uses_generaldelta(); |
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280 |
|
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281 |
if header.format_flags().is_inline() { |
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282 |
let mut offset: usize = 0; |
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283 |
let mut offsets = Vec::new(); |
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284 |
|
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285 |
while offset + INDEX_ENTRY_SIZE <= bytes.len() { |
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286 |
offsets.push(offset); |
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287 |
let end = offset + INDEX_ENTRY_SIZE; |
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288 |
let entry = IndexEntry { |
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bytes: &bytes[offset..end], |
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offset_override: None, |
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291 |
}; |
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292 |
|
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offset += INDEX_ENTRY_SIZE + entry.compressed_len() as usize; |
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294 |
} |
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295 |
|
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if offset == bytes.len() { |
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297 |
Ok(Self { |
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bytes: IndexData::new(bytes), |
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offsets: RwLock::new(Some(offsets)), |
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300 |
uses_generaldelta, |
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is_inline: true, |
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302 |
}) |
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303 |
} else { |
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Err(HgError::corrupted("unexpected inline revlog length")) |
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305 |
} |
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306 |
} else { |
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Ok(Self { |
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bytes: IndexData::new(bytes), |
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offsets: RwLock::new(None), |
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uses_generaldelta, |
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is_inline: false, |
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312 |
}) |
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313 |
} |
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314 |
} |
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315 |
|
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316 |
pub fn uses_generaldelta(&self) -> bool { |
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self.uses_generaldelta |
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318 |
} |
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|
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320 |
/// Value of the inline flag. |
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321 |
pub fn is_inline(&self) -> bool { |
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322 |
self.is_inline |
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323 |
} |
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324 |
|
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325 |
/// Return a slice of bytes if `revlog` is inline. Panic if not. |
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326 |
pub fn data(&self, start: usize, end: usize) -> &[u8] { |
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327 |
if !self.is_inline() { |
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328 |
panic!("tried to access data in the index of a revlog that is not inline"); |
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329 |
} |
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330 |
&self.bytes[start..end] |
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331 |
} |
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|
332 |
|
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333 |
/// Return number of entries of the revlog index. |
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334 |
pub fn len(&self) -> usize { |
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335 |
if let Some(offsets) = &*self.get_offsets() { |
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336 |
offsets.len() |
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337 |
} else { |
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338 |
self.bytes.len() / INDEX_ENTRY_SIZE |
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339 |
} |
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340 |
} |
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|
341 |
|
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342 |
pub fn get_offsets(&self) -> RwLockReadGuard<Option<Vec<usize>>> { |
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343 |
if self.is_inline() { |
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344 |
{ |
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345 |
// Wrap in a block to drop the read guard |
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346 |
// TODO perf? |
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347 |
let mut offsets = self.offsets.write().unwrap(); |
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348 |
if offsets.is_none() { |
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349 |
offsets.replace(inline_scan(&self.bytes.bytes).1); |
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350 |
} |
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351 |
} |
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352 |
} |
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353 |
self.offsets.read().unwrap() |
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354 |
} |
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|
355 |
|
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356 |
pub fn get_offsets_mut(&mut self) -> RwLockWriteGuard<Option<Vec<usize>>> { |
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357 |
let mut offsets = self.offsets.write().unwrap(); |
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358 |
if self.is_inline() && offsets.is_none() { |
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|
359 |
offsets.replace(inline_scan(&self.bytes.bytes).1); |
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360 |
} |
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361 |
offsets |
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362 |
} |
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|
363 |
|
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|
364 |
/// Returns `true` if the `Index` has zero `entries`. |
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365 |
pub fn is_empty(&self) -> bool { |
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366 |
self.len() == 0 |
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367 |
} |
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|
368 |
|
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369 |
/// Return the index entry corresponding to the given revision if it |
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370 |
/// exists. |
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371 |
pub fn get_entry(&self, rev: Revision) -> Option<IndexEntry> { |
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|
372 |
if rev == NULL_REVISION { |
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373 |
return None; |
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374 |
} |
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|
375 |
Some(if let Some(offsets) = &*self.get_offsets() { |
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376 |
self.get_entry_inline(rev, offsets.as_ref()) |
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377 |
} else { |
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378 |
self.get_entry_separated(rev) |
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379 |
}) |
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|
380 |
} |
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|
381 |
|
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|
382 |
fn get_entry_inline( |
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|
383 |
&self, |
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|
384 |
rev: Revision, |
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|
385 |
offsets: &[usize], |
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|
386 |
) -> IndexEntry { |
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|
387 |
let start = offsets[rev.0 as usize]; |
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|
388 |
let end = start + INDEX_ENTRY_SIZE; |
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|
389 |
let bytes = &self.bytes[start..end]; |
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|
390 |
|
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|
391 |
// See IndexEntry for an explanation of this override. |
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|
392 |
let offset_override = Some(end); |
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|
393 |
|
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|
394 |
IndexEntry { |
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|
395 |
bytes, |
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|
396 |
offset_override, |
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|
397 |
} |
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|
398 |
} |
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|
399 |
|
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|
400 |
fn get_entry_separated(&self, rev: Revision) -> IndexEntry { |
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|
401 |
let start = rev.0 as usize * INDEX_ENTRY_SIZE; |
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|
402 |
let end = start + INDEX_ENTRY_SIZE; |
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|
403 |
let bytes = &self.bytes[start..end]; |
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|
404 |
|
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|
405 |
// Override the offset of the first revision as its bytes are used |
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|
406 |
// for the index's metadata (saving space because it is always 0) |
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|
407 |
let offset_override = if rev == Revision(0) { Some(0) } else { None }; |
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|
408 |
|
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|
409 |
IndexEntry { |
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|
410 |
bytes, |
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|
411 |
offset_override, |
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|
412 |
} |
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|
413 |
} |
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|
414 |
|
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|
415 |
/// TODO move this to the trait probably, along with other things |
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|
416 |
pub fn append( |
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|
417 |
&mut self, |
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|
418 |
revision_data: RevisionDataParams, |
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|
419 |
) -> Result<(), RevlogError> { |
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|
420 |
revision_data.validate()?; |
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|
421 |
let new_offset = self.bytes.len(); |
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|
422 |
if let Some(offsets) = &mut *self.get_offsets_mut() { |
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|
423 |
offsets.push(new_offset) |
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|
424 |
} |
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|
425 |
self.bytes.added.extend(revision_data.into_v1().as_bytes()); |
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changeset
|
426 |
Ok(()) |
b4d152a28742
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changeset
|
427 |
} |
51195
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rust-index: synchronize remove to Rust index
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parents:
51192
diff
changeset
|
428 |
|
51198
51cc12158f97
rust-index: add `pack_header` support
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parents:
51197
diff
changeset
|
429 |
pub fn pack_header(&self, header: i32) -> [u8; 4] { |
51cc12158f97
rust-index: add `pack_header` support
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parents:
51197
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changeset
|
430 |
header.to_be_bytes() |
51cc12158f97
rust-index: add `pack_header` support
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parents:
51197
diff
changeset
|
431 |
} |
51cc12158f97
rust-index: add `pack_header` support
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diff
changeset
|
432 |
|
51195
f6403bcd9f96
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changeset
|
433 |
pub fn remove(&mut self, rev: Revision) -> Result<(), RevlogError> { |
51197
4e6620b7fbbb
rust-index: support cache clearing
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parents:
51195
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changeset
|
434 |
let offsets = self.get_offsets().clone(); |
4e6620b7fbbb
rust-index: support cache clearing
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parents:
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changeset
|
435 |
self.bytes.remove(rev, offsets.as_deref())?; |
4e6620b7fbbb
rust-index: support cache clearing
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parents:
51195
diff
changeset
|
436 |
if let Some(offsets) = &mut *self.get_offsets_mut() { |
51195
f6403bcd9f96
rust-index: synchronize remove to Rust index
Raphaël Gomès <rgomes@octobus.net>
parents:
51192
diff
changeset
|
437 |
offsets.truncate(rev.0 as usize) |
f6403bcd9f96
rust-index: synchronize remove to Rust index
Raphaël Gomès <rgomes@octobus.net>
parents:
51192
diff
changeset
|
438 |
} |
f6403bcd9f96
rust-index: synchronize remove to Rust index
Raphaël Gomès <rgomes@octobus.net>
parents:
51192
diff
changeset
|
439 |
Ok(()) |
f6403bcd9f96
rust-index: synchronize remove to Rust index
Raphaël Gomès <rgomes@octobus.net>
parents:
51192
diff
changeset
|
440 |
} |
51197
4e6620b7fbbb
rust-index: support cache clearing
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parents:
51195
diff
changeset
|
441 |
|
4e6620b7fbbb
rust-index: support cache clearing
Raphaël Gomès <rgomes@octobus.net>
parents:
51195
diff
changeset
|
442 |
pub fn clear_caches(&mut self) { |
4e6620b7fbbb
rust-index: support cache clearing
Raphaël Gomès <rgomes@octobus.net>
parents:
51195
diff
changeset
|
443 |
// We need to get the 'inline' value from Python at init and use this |
4e6620b7fbbb
rust-index: support cache clearing
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parents:
51195
diff
changeset
|
444 |
// instead of offsets to determine whether we're inline since we might |
4e6620b7fbbb
rust-index: support cache clearing
Raphaël Gomès <rgomes@octobus.net>
parents:
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changeset
|
445 |
// clear caches. This implies re-populating the offsets on-demand. |
4e6620b7fbbb
rust-index: support cache clearing
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parents:
51195
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changeset
|
446 |
self.offsets = RwLock::new(None); |
4e6620b7fbbb
rust-index: support cache clearing
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parents:
51195
diff
changeset
|
447 |
} |
4e6620b7fbbb
rust-index: support cache clearing
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parents:
51195
diff
changeset
|
448 |
} |
4e6620b7fbbb
rust-index: support cache clearing
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parents:
51195
diff
changeset
|
449 |
|
4e6620b7fbbb
rust-index: support cache clearing
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parents:
51195
diff
changeset
|
450 |
fn inline_scan(bytes: &[u8]) -> (usize, Vec<usize>) { |
4e6620b7fbbb
rust-index: support cache clearing
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parents:
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changeset
|
451 |
let mut offset: usize = 0; |
4e6620b7fbbb
rust-index: support cache clearing
Raphaël Gomès <rgomes@octobus.net>
parents:
51195
diff
changeset
|
452 |
let mut offsets = Vec::new(); |
4e6620b7fbbb
rust-index: support cache clearing
Raphaël Gomès <rgomes@octobus.net>
parents:
51195
diff
changeset
|
453 |
|
4e6620b7fbbb
rust-index: support cache clearing
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parents:
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diff
changeset
|
454 |
while offset + INDEX_ENTRY_SIZE <= bytes.len() { |
4e6620b7fbbb
rust-index: support cache clearing
Raphaël Gomès <rgomes@octobus.net>
parents:
51195
diff
changeset
|
455 |
offsets.push(offset); |
4e6620b7fbbb
rust-index: support cache clearing
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parents:
51195
diff
changeset
|
456 |
let end = offset + INDEX_ENTRY_SIZE; |
4e6620b7fbbb
rust-index: support cache clearing
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parents:
51195
diff
changeset
|
457 |
let entry = IndexEntry { |
4e6620b7fbbb
rust-index: support cache clearing
Raphaël Gomès <rgomes@octobus.net>
parents:
51195
diff
changeset
|
458 |
bytes: &bytes[offset..end], |
4e6620b7fbbb
rust-index: support cache clearing
Raphaël Gomès <rgomes@octobus.net>
parents:
51195
diff
changeset
|
459 |
offset_override: None, |
4e6620b7fbbb
rust-index: support cache clearing
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parents:
51195
diff
changeset
|
460 |
}; |
4e6620b7fbbb
rust-index: support cache clearing
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parents:
51195
diff
changeset
|
461 |
|
4e6620b7fbbb
rust-index: support cache clearing
Raphaël Gomès <rgomes@octobus.net>
parents:
51195
diff
changeset
|
462 |
offset += INDEX_ENTRY_SIZE + entry.compressed_len() as usize; |
4e6620b7fbbb
rust-index: support cache clearing
Raphaël Gomès <rgomes@octobus.net>
parents:
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diff
changeset
|
463 |
} |
4e6620b7fbbb
rust-index: support cache clearing
Raphaël Gomès <rgomes@octobus.net>
parents:
51195
diff
changeset
|
464 |
(offset, offsets) |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
465 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
466 |
|
46090
9eb07ab3f2d4
rhg: use persistent nodemap when available
Simon Sapin <simon-commits@exyr.org>
parents:
46033
diff
changeset
|
467 |
impl super::RevlogIndex for Index { |
9eb07ab3f2d4
rhg: use persistent nodemap when available
Simon Sapin <simon-commits@exyr.org>
parents:
46033
diff
changeset
|
468 |
fn len(&self) -> usize { |
9eb07ab3f2d4
rhg: use persistent nodemap when available
Simon Sapin <simon-commits@exyr.org>
parents:
46033
diff
changeset
|
469 |
self.len() |
9eb07ab3f2d4
rhg: use persistent nodemap when available
Simon Sapin <simon-commits@exyr.org>
parents:
46033
diff
changeset
|
470 |
} |
9eb07ab3f2d4
rhg: use persistent nodemap when available
Simon Sapin <simon-commits@exyr.org>
parents:
46033
diff
changeset
|
471 |
|
9eb07ab3f2d4
rhg: use persistent nodemap when available
Simon Sapin <simon-commits@exyr.org>
parents:
46033
diff
changeset
|
472 |
fn node(&self, rev: Revision) -> Option<&Node> { |
9eb07ab3f2d4
rhg: use persistent nodemap when available
Simon Sapin <simon-commits@exyr.org>
parents:
46033
diff
changeset
|
473 |
self.get_entry(rev).map(|entry| entry.hash()) |
9eb07ab3f2d4
rhg: use persistent nodemap when available
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parents:
46033
diff
changeset
|
474 |
} |
9eb07ab3f2d4
rhg: use persistent nodemap when available
Simon Sapin <simon-commits@exyr.org>
parents:
46033
diff
changeset
|
475 |
} |
9eb07ab3f2d4
rhg: use persistent nodemap when available
Simon Sapin <simon-commits@exyr.org>
parents:
46033
diff
changeset
|
476 |
|
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
477 |
#[derive(Debug)] |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
478 |
pub struct IndexEntry<'a> { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
479 |
bytes: &'a [u8], |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
480 |
/// Allows to override the offset value of the entry. |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
481 |
/// |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
482 |
/// For interleaved index and data, the offset stored in the index |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
483 |
/// corresponds to the separated data offset. |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
484 |
/// It has to be overridden with the actual offset in the interleaved |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
485 |
/// index which is just after the index block. |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
486 |
/// |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
487 |
/// For separated index and data, the offset stored in the first index |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
488 |
/// entry is mixed with the index headers. |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
489 |
/// It has to be overridden with 0. |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
490 |
offset_override: Option<usize>, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
491 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
492 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
493 |
impl<'a> IndexEntry<'a> { |
45593
da30e4b553c3
hg-core: minor docstring update (D8958#inline-14991 followup)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45592
diff
changeset
|
494 |
/// Return the offset of the data. |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
495 |
pub fn offset(&self) -> usize { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
496 |
if let Some(offset_override) = self.offset_override { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
497 |
offset_override |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
498 |
} else { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
499 |
let mut bytes = [0; 8]; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
500 |
bytes[2..8].copy_from_slice(&self.bytes[0..=5]); |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
501 |
BigEndian::read_u64(&bytes[..]) as usize |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
502 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
503 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
504 |
|
48546
e91aa800ae5b
rhg: desambiguate status without decompressing filelog if possible
Simon Sapin <simon.sapin@octobus.net>
parents:
48543
diff
changeset
|
505 |
pub fn flags(&self) -> u16 { |
e91aa800ae5b
rhg: desambiguate status without decompressing filelog if possible
Simon Sapin <simon.sapin@octobus.net>
parents:
48543
diff
changeset
|
506 |
BigEndian::read_u16(&self.bytes[6..=7]) |
e91aa800ae5b
rhg: desambiguate status without decompressing filelog if possible
Simon Sapin <simon.sapin@octobus.net>
parents:
48543
diff
changeset
|
507 |
} |
e91aa800ae5b
rhg: desambiguate status without decompressing filelog if possible
Simon Sapin <simon.sapin@octobus.net>
parents:
48543
diff
changeset
|
508 |
|
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
509 |
/// Return the compressed length of the data. |
48543
0a4ac916673e
rhg: RevlogEntry::uncompressed_len is signed
Simon Sapin <simon.sapin@octobus.net>
parents:
48458
diff
changeset
|
510 |
pub fn compressed_len(&self) -> u32 { |
0a4ac916673e
rhg: RevlogEntry::uncompressed_len is signed
Simon Sapin <simon.sapin@octobus.net>
parents:
48458
diff
changeset
|
511 |
BigEndian::read_u32(&self.bytes[8..=11]) |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
512 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
513 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
514 |
/// Return the uncompressed length of the data. |
48543
0a4ac916673e
rhg: RevlogEntry::uncompressed_len is signed
Simon Sapin <simon.sapin@octobus.net>
parents:
48458
diff
changeset
|
515 |
pub fn uncompressed_len(&self) -> i32 { |
0a4ac916673e
rhg: RevlogEntry::uncompressed_len is signed
Simon Sapin <simon.sapin@octobus.net>
parents:
48458
diff
changeset
|
516 |
BigEndian::read_i32(&self.bytes[12..=15]) |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
517 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
518 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
519 |
/// Return the revision upon which the data has been derived. |
50977
1928b770e3e7
rust: use the new `UncheckedRevision` everywhere applicable
Raphaël Gomès <rgomes@octobus.net>
parents:
49930
diff
changeset
|
520 |
pub fn base_revision_or_base_of_delta_chain(&self) -> UncheckedRevision { |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
521 |
// TODO Maybe return an Option when base_revision == rev? |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
522 |
// Requires to add rev to IndexEntry |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
523 |
|
50977
1928b770e3e7
rust: use the new `UncheckedRevision` everywhere applicable
Raphaël Gomès <rgomes@octobus.net>
parents:
49930
diff
changeset
|
524 |
BigEndian::read_i32(&self.bytes[16..]).into() |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
525 |
} |
45531
b0d6309ff50c
hg-core: check data integrity in `Revlog`
Antoine Cezar <antoine.cezar@octobus.net>
parents:
45526
diff
changeset
|
526 |
|
50977
1928b770e3e7
rust: use the new `UncheckedRevision` everywhere applicable
Raphaël Gomès <rgomes@octobus.net>
parents:
49930
diff
changeset
|
527 |
pub fn link_revision(&self) -> UncheckedRevision { |
1928b770e3e7
rust: use the new `UncheckedRevision` everywhere applicable
Raphaël Gomès <rgomes@octobus.net>
parents:
49930
diff
changeset
|
528 |
BigEndian::read_i32(&self.bytes[20..]).into() |
49093
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
529 |
} |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
530 |
|
50977
1928b770e3e7
rust: use the new `UncheckedRevision` everywhere applicable
Raphaël Gomès <rgomes@octobus.net>
parents:
49930
diff
changeset
|
531 |
pub fn p1(&self) -> UncheckedRevision { |
1928b770e3e7
rust: use the new `UncheckedRevision` everywhere applicable
Raphaël Gomès <rgomes@octobus.net>
parents:
49930
diff
changeset
|
532 |
BigEndian::read_i32(&self.bytes[24..]).into() |
45531
b0d6309ff50c
hg-core: check data integrity in `Revlog`
Antoine Cezar <antoine.cezar@octobus.net>
parents:
45526
diff
changeset
|
533 |
} |
b0d6309ff50c
hg-core: check data integrity in `Revlog`
Antoine Cezar <antoine.cezar@octobus.net>
parents:
45526
diff
changeset
|
534 |
|
50977
1928b770e3e7
rust: use the new `UncheckedRevision` everywhere applicable
Raphaël Gomès <rgomes@octobus.net>
parents:
49930
diff
changeset
|
535 |
pub fn p2(&self) -> UncheckedRevision { |
1928b770e3e7
rust: use the new `UncheckedRevision` everywhere applicable
Raphaël Gomès <rgomes@octobus.net>
parents:
49930
diff
changeset
|
536 |
BigEndian::read_i32(&self.bytes[28..]).into() |
45531
b0d6309ff50c
hg-core: check data integrity in `Revlog`
Antoine Cezar <antoine.cezar@octobus.net>
parents:
45526
diff
changeset
|
537 |
} |
b0d6309ff50c
hg-core: check data integrity in `Revlog`
Antoine Cezar <antoine.cezar@octobus.net>
parents:
45526
diff
changeset
|
538 |
|
b0d6309ff50c
hg-core: check data integrity in `Revlog`
Antoine Cezar <antoine.cezar@octobus.net>
parents:
45526
diff
changeset
|
539 |
/// Return the hash of revision's full text. |
b0d6309ff50c
hg-core: check data integrity in `Revlog`
Antoine Cezar <antoine.cezar@octobus.net>
parents:
45526
diff
changeset
|
540 |
/// |
b0d6309ff50c
hg-core: check data integrity in `Revlog`
Antoine Cezar <antoine.cezar@octobus.net>
parents:
45526
diff
changeset
|
541 |
/// Currently, SHA-1 is used and only the first 20 bytes of this field |
b0d6309ff50c
hg-core: check data integrity in `Revlog`
Antoine Cezar <antoine.cezar@octobus.net>
parents:
45526
diff
changeset
|
542 |
/// are used. |
46090
9eb07ab3f2d4
rhg: use persistent nodemap when available
Simon Sapin <simon-commits@exyr.org>
parents:
46033
diff
changeset
|
543 |
pub fn hash(&self) -> &'a Node { |
46033
88e741bf2d93
rust: use NodePrefix::from_hex instead of hex::decode directly
Simon Sapin <simon-commits@exyr.org>
parents:
45602
diff
changeset
|
544 |
(&self.bytes[32..52]).try_into().unwrap() |
45531
b0d6309ff50c
hg-core: check data integrity in `Revlog`
Antoine Cezar <antoine.cezar@octobus.net>
parents:
45526
diff
changeset
|
545 |
} |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
546 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
547 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
548 |
#[cfg(test)] |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
549 |
mod tests { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
550 |
use super::*; |
49093
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
551 |
use crate::node::NULL_NODE; |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
552 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
553 |
#[cfg(test)] |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
554 |
#[derive(Debug, Copy, Clone)] |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
555 |
pub struct IndexEntryBuilder { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
556 |
is_first: bool, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
557 |
is_inline: bool, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
558 |
is_general_delta: bool, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
559 |
version: u16, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
560 |
offset: usize, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
561 |
compressed_len: usize, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
562 |
uncompressed_len: usize, |
48458
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48457
diff
changeset
|
563 |
base_revision_or_base_of_delta_chain: Revision, |
49093
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
564 |
link_revision: Revision, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
565 |
p1: Revision, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
566 |
p2: Revision, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
567 |
node: Node, |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
568 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
569 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
570 |
#[cfg(test)] |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
571 |
impl IndexEntryBuilder { |
49926
0780371d6b1e
rust-clippy: tell `clippy` we don't need to declare a default here
Raphaël Gomès <rgomes@octobus.net>
parents:
49630
diff
changeset
|
572 |
#[allow(clippy::new_without_default)] |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
573 |
pub fn new() -> Self { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
574 |
Self { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
575 |
is_first: false, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
576 |
is_inline: false, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
577 |
is_general_delta: true, |
49092
d200ecb76c72
rust-revlog: change default version from 2 to 1 in test builder
Martin von Zweigbergk <martinvonz@google.com>
parents:
48546
diff
changeset
|
578 |
version: 1, |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
579 |
offset: 0, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
580 |
compressed_len: 0, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
581 |
uncompressed_len: 0, |
50979
4c5f6e95df84
rust: make `Revision` a newtype
Raphaël Gomès <rgomes@octobus.net>
parents:
50978
diff
changeset
|
582 |
base_revision_or_base_of_delta_chain: Revision(0), |
4c5f6e95df84
rust: make `Revision` a newtype
Raphaël Gomès <rgomes@octobus.net>
parents:
50978
diff
changeset
|
583 |
link_revision: Revision(0), |
49093
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
584 |
p1: NULL_REVISION, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
585 |
p2: NULL_REVISION, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
586 |
node: NULL_NODE, |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
587 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
588 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
589 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
590 |
pub fn is_first(&mut self, value: bool) -> &mut Self { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
591 |
self.is_first = value; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
592 |
self |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
593 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
594 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
595 |
pub fn with_inline(&mut self, value: bool) -> &mut Self { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
596 |
self.is_inline = value; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
597 |
self |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
598 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
599 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
600 |
pub fn with_general_delta(&mut self, value: bool) -> &mut Self { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
601 |
self.is_general_delta = value; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
602 |
self |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
603 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
604 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
605 |
pub fn with_version(&mut self, value: u16) -> &mut Self { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
606 |
self.version = value; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
607 |
self |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
608 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
609 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
610 |
pub fn with_offset(&mut self, value: usize) -> &mut Self { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
611 |
self.offset = value; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
612 |
self |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
613 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
614 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
615 |
pub fn with_compressed_len(&mut self, value: usize) -> &mut Self { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
616 |
self.compressed_len = value; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
617 |
self |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
618 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
619 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
620 |
pub fn with_uncompressed_len(&mut self, value: usize) -> &mut Self { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
621 |
self.uncompressed_len = value; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
622 |
self |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
623 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
624 |
|
48458
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48457
diff
changeset
|
625 |
pub fn with_base_revision_or_base_of_delta_chain( |
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48457
diff
changeset
|
626 |
&mut self, |
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48457
diff
changeset
|
627 |
value: Revision, |
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48457
diff
changeset
|
628 |
) -> &mut Self { |
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48457
diff
changeset
|
629 |
self.base_revision_or_base_of_delta_chain = value; |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
630 |
self |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
631 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
632 |
|
49093
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
633 |
pub fn with_link_revision(&mut self, value: Revision) -> &mut Self { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
634 |
self.link_revision = value; |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
635 |
self |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
636 |
} |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
637 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
638 |
pub fn with_p1(&mut self, value: Revision) -> &mut Self { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
639 |
self.p1 = value; |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
640 |
self |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
641 |
} |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
642 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
643 |
pub fn with_p2(&mut self, value: Revision) -> &mut Self { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
644 |
self.p2 = value; |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
645 |
self |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
646 |
} |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
647 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
648 |
pub fn with_node(&mut self, value: Node) -> &mut Self { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
649 |
self.node = value; |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
650 |
self |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
651 |
} |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
652 |
|
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
653 |
pub fn build(&self) -> Vec<u8> { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
654 |
let mut bytes = Vec::with_capacity(INDEX_ENTRY_SIZE); |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
655 |
if self.is_first { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
656 |
bytes.extend(&match (self.is_general_delta, self.is_inline) { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
657 |
(false, false) => [0u8, 0], |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
658 |
(false, true) => [0u8, 1], |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
659 |
(true, false) => [0u8, 2], |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
660 |
(true, true) => [0u8, 3], |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
661 |
}); |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
662 |
bytes.extend(&self.version.to_be_bytes()); |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
663 |
// Remaining offset bytes. |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
664 |
bytes.extend(&[0u8; 2]); |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
665 |
} else { |
46887
6d5a26e94d9e
unit-tests: Fix `cargo test` on 32-bit platforms
Simon Sapin <simon.sapin@octobus.net>
parents:
46443
diff
changeset
|
666 |
// Offset stored on 48 bits (6 bytes) |
6d5a26e94d9e
unit-tests: Fix `cargo test` on 32-bit platforms
Simon Sapin <simon.sapin@octobus.net>
parents:
46443
diff
changeset
|
667 |
bytes.extend(&(self.offset as u64).to_be_bytes()[2..]); |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
668 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
669 |
bytes.extend(&[0u8; 2]); // Revision flags. |
46887
6d5a26e94d9e
unit-tests: Fix `cargo test` on 32-bit platforms
Simon Sapin <simon.sapin@octobus.net>
parents:
46443
diff
changeset
|
670 |
bytes.extend(&(self.compressed_len as u32).to_be_bytes()); |
6d5a26e94d9e
unit-tests: Fix `cargo test` on 32-bit platforms
Simon Sapin <simon.sapin@octobus.net>
parents:
46443
diff
changeset
|
671 |
bytes.extend(&(self.uncompressed_len as u32).to_be_bytes()); |
48458
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48457
diff
changeset
|
672 |
bytes.extend( |
50979
4c5f6e95df84
rust: make `Revision` a newtype
Raphaël Gomès <rgomes@octobus.net>
parents:
50978
diff
changeset
|
673 |
&self.base_revision_or_base_of_delta_chain.0.to_be_bytes(), |
48458
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48457
diff
changeset
|
674 |
); |
50979
4c5f6e95df84
rust: make `Revision` a newtype
Raphaël Gomès <rgomes@octobus.net>
parents:
50978
diff
changeset
|
675 |
bytes.extend(&self.link_revision.0.to_be_bytes()); |
4c5f6e95df84
rust: make `Revision` a newtype
Raphaël Gomès <rgomes@octobus.net>
parents:
50978
diff
changeset
|
676 |
bytes.extend(&self.p1.0.to_be_bytes()); |
4c5f6e95df84
rust: make `Revision` a newtype
Raphaël Gomès <rgomes@octobus.net>
parents:
50978
diff
changeset
|
677 |
bytes.extend(&self.p2.0.to_be_bytes()); |
49093
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
678 |
bytes.extend(self.node.as_bytes()); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
679 |
bytes.extend(vec![0u8; 12]); |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
680 |
bytes |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
681 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
682 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
683 |
|
48457
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
684 |
pub fn is_inline(index_bytes: &[u8]) -> bool { |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
685 |
IndexHeader::parse(index_bytes) |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
686 |
.expect("too short") |
51191
13f58ce70299
rust-revlog: teach the revlog opening code to read the repo options
Raphaël Gomès <rgomes@octobus.net>
parents:
51189
diff
changeset
|
687 |
.unwrap() |
48457
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
688 |
.format_flags() |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
689 |
.is_inline() |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
690 |
} |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
691 |
|
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
692 |
pub fn uses_generaldelta(index_bytes: &[u8]) -> bool { |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
693 |
IndexHeader::parse(index_bytes) |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
694 |
.expect("too short") |
51191
13f58ce70299
rust-revlog: teach the revlog opening code to read the repo options
Raphaël Gomès <rgomes@octobus.net>
parents:
51189
diff
changeset
|
695 |
.unwrap() |
48457
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
696 |
.format_flags() |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
697 |
.uses_generaldelta() |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
698 |
} |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
699 |
|
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
700 |
pub fn get_version(index_bytes: &[u8]) -> u16 { |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
701 |
IndexHeader::parse(index_bytes) |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
702 |
.expect("too short") |
51191
13f58ce70299
rust-revlog: teach the revlog opening code to read the repo options
Raphaël Gomès <rgomes@octobus.net>
parents:
51189
diff
changeset
|
703 |
.unwrap() |
48457
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
704 |
.format_version() |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
705 |
} |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
706 |
|
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
707 |
#[test] |
48457
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
708 |
fn flags_when_no_inline_flag_test() { |
45601
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
709 |
let bytes = IndexEntryBuilder::new() |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
710 |
.is_first(true) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
711 |
.with_general_delta(false) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
712 |
.with_inline(false) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
713 |
.build(); |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
714 |
|
49930
e98fd81bb151
rust-clippy: fix most warnings in `hg-core`
Raphaël Gomès <rgomes@octobus.net>
parents:
49926
diff
changeset
|
715 |
assert!(!is_inline(&bytes)); |
e98fd81bb151
rust-clippy: fix most warnings in `hg-core`
Raphaël Gomès <rgomes@octobus.net>
parents:
49926
diff
changeset
|
716 |
assert!(!uses_generaldelta(&bytes)); |
45601
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
717 |
} |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
718 |
|
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
719 |
#[test] |
48457
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
720 |
fn flags_when_inline_flag_test() { |
45601
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
721 |
let bytes = IndexEntryBuilder::new() |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
722 |
.is_first(true) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
723 |
.with_general_delta(false) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
724 |
.with_inline(true) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
725 |
.build(); |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
726 |
|
49930
e98fd81bb151
rust-clippy: fix most warnings in `hg-core`
Raphaël Gomès <rgomes@octobus.net>
parents:
49926
diff
changeset
|
727 |
assert!(is_inline(&bytes)); |
e98fd81bb151
rust-clippy: fix most warnings in `hg-core`
Raphaël Gomès <rgomes@octobus.net>
parents:
49926
diff
changeset
|
728 |
assert!(!uses_generaldelta(&bytes)); |
45601
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
729 |
} |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
730 |
|
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
731 |
#[test] |
48457
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
732 |
fn flags_when_inline_and_generaldelta_flags_test() { |
45601
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
733 |
let bytes = IndexEntryBuilder::new() |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
734 |
.is_first(true) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
735 |
.with_general_delta(true) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
736 |
.with_inline(true) |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
737 |
.build(); |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
738 |
|
49930
e98fd81bb151
rust-clippy: fix most warnings in `hg-core`
Raphaël Gomès <rgomes@octobus.net>
parents:
49926
diff
changeset
|
739 |
assert!(is_inline(&bytes)); |
e98fd81bb151
rust-clippy: fix most warnings in `hg-core`
Raphaël Gomès <rgomes@octobus.net>
parents:
49926
diff
changeset
|
740 |
assert!(uses_generaldelta(&bytes)); |
45601
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
741 |
} |
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
742 |
|
900b9b79b99c
hg-core: make `Index` owner of its bytes (D8958#inline-14994 followup 1/2)
Antoine cezar<acezar@chwitlabs.fr>
parents:
45593
diff
changeset
|
743 |
#[test] |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
744 |
fn test_offset() { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
745 |
let bytes = IndexEntryBuilder::new().with_offset(1).build(); |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
746 |
let entry = IndexEntry { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
747 |
bytes: &bytes, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
748 |
offset_override: None, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
749 |
}; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
750 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
751 |
assert_eq!(entry.offset(), 1) |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
752 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
753 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
754 |
#[test] |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
755 |
fn test_with_overridden_offset() { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
756 |
let bytes = IndexEntryBuilder::new().with_offset(1).build(); |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
757 |
let entry = IndexEntry { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
758 |
bytes: &bytes, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
759 |
offset_override: Some(2), |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
760 |
}; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
761 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
762 |
assert_eq!(entry.offset(), 2) |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
763 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
764 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
765 |
#[test] |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
766 |
fn test_compressed_len() { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
767 |
let bytes = IndexEntryBuilder::new().with_compressed_len(1).build(); |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
768 |
let entry = IndexEntry { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
769 |
bytes: &bytes, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
770 |
offset_override: None, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
771 |
}; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
772 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
773 |
assert_eq!(entry.compressed_len(), 1) |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
774 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
775 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
776 |
#[test] |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
777 |
fn test_uncompressed_len() { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
778 |
let bytes = IndexEntryBuilder::new().with_uncompressed_len(1).build(); |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
779 |
let entry = IndexEntry { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
780 |
bytes: &bytes, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
781 |
offset_override: None, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
782 |
}; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
783 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
784 |
assert_eq!(entry.uncompressed_len(), 1) |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
785 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
786 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
787 |
#[test] |
48458
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48457
diff
changeset
|
788 |
fn test_base_revision_or_base_of_delta_chain() { |
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48457
diff
changeset
|
789 |
let bytes = IndexEntryBuilder::new() |
50979
4c5f6e95df84
rust: make `Revision` a newtype
Raphaël Gomès <rgomes@octobus.net>
parents:
50978
diff
changeset
|
790 |
.with_base_revision_or_base_of_delta_chain(Revision(1)) |
48458
96ea4db4741b
rhg: fix a crash on non-generaldelta revlogs
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48457
diff
changeset
|
791 |
.build(); |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
792 |
let entry = IndexEntry { |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
793 |
bytes: &bytes, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
794 |
offset_override: None, |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
795 |
}; |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
796 |
|
50977
1928b770e3e7
rust: use the new `UncheckedRevision` everywhere applicable
Raphaël Gomès <rgomes@octobus.net>
parents:
49930
diff
changeset
|
797 |
assert_eq!(entry.base_revision_or_base_of_delta_chain(), 1.into()) |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
798 |
} |
48457
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
799 |
|
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
800 |
#[test] |
49093
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
801 |
fn link_revision_test() { |
50979
4c5f6e95df84
rust: make `Revision` a newtype
Raphaël Gomès <rgomes@octobus.net>
parents:
50978
diff
changeset
|
802 |
let bytes = IndexEntryBuilder::new() |
4c5f6e95df84
rust: make `Revision` a newtype
Raphaël Gomès <rgomes@octobus.net>
parents:
50978
diff
changeset
|
803 |
.with_link_revision(Revision(123)) |
4c5f6e95df84
rust: make `Revision` a newtype
Raphaël Gomès <rgomes@octobus.net>
parents:
50978
diff
changeset
|
804 |
.build(); |
49093
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
805 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
806 |
let entry = IndexEntry { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
807 |
bytes: &bytes, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
808 |
offset_override: None, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
809 |
}; |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
810 |
|
50977
1928b770e3e7
rust: use the new `UncheckedRevision` everywhere applicable
Raphaël Gomès <rgomes@octobus.net>
parents:
49930
diff
changeset
|
811 |
assert_eq!(entry.link_revision(), 123.into()); |
49093
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
812 |
} |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
813 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
814 |
#[test] |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
815 |
fn p1_test() { |
50979
4c5f6e95df84
rust: make `Revision` a newtype
Raphaël Gomès <rgomes@octobus.net>
parents:
50978
diff
changeset
|
816 |
let bytes = IndexEntryBuilder::new().with_p1(Revision(123)).build(); |
49093
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
817 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
818 |
let entry = IndexEntry { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
819 |
bytes: &bytes, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
820 |
offset_override: None, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
821 |
}; |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
822 |
|
50977
1928b770e3e7
rust: use the new `UncheckedRevision` everywhere applicable
Raphaël Gomès <rgomes@octobus.net>
parents:
49930
diff
changeset
|
823 |
assert_eq!(entry.p1(), 123.into()); |
49093
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
824 |
} |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
825 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
826 |
#[test] |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
827 |
fn p2_test() { |
50979
4c5f6e95df84
rust: make `Revision` a newtype
Raphaël Gomès <rgomes@octobus.net>
parents:
50978
diff
changeset
|
828 |
let bytes = IndexEntryBuilder::new().with_p2(Revision(123)).build(); |
49093
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
829 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
830 |
let entry = IndexEntry { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
831 |
bytes: &bytes, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
832 |
offset_override: None, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
833 |
}; |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
834 |
|
50977
1928b770e3e7
rust: use the new `UncheckedRevision` everywhere applicable
Raphaël Gomès <rgomes@octobus.net>
parents:
49930
diff
changeset
|
835 |
assert_eq!(entry.p2(), 123.into()); |
49093
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
836 |
} |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
837 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
838 |
#[test] |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
839 |
fn node_test() { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
840 |
let node = Node::from_hex("0123456789012345678901234567890123456789") |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
841 |
.unwrap(); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
842 |
let bytes = IndexEntryBuilder::new().with_node(node).build(); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
843 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
844 |
let entry = IndexEntry { |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
845 |
bytes: &bytes, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
846 |
offset_override: None, |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
847 |
}; |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
848 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
849 |
assert_eq!(*entry.hash(), node); |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
850 |
} |
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
851 |
|
2a9a55ffe24f
rust-revlog: make `IndexEntryBuilder` build a whole entry
Martin von Zweigbergk <martinvonz@google.com>
parents:
49092
diff
changeset
|
852 |
#[test] |
48457
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
853 |
fn version_test() { |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
854 |
let bytes = IndexEntryBuilder::new() |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
855 |
.is_first(true) |
49092
d200ecb76c72
rust-revlog: change default version from 2 to 1 in test builder
Martin von Zweigbergk <martinvonz@google.com>
parents:
48546
diff
changeset
|
856 |
.with_version(2) |
48457
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
857 |
.build(); |
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
858 |
|
49092
d200ecb76c72
rust-revlog: change default version from 2 to 1 in test builder
Martin von Zweigbergk <martinvonz@google.com>
parents:
48546
diff
changeset
|
859 |
assert_eq!(get_version(&bytes), 2) |
48457
1fb3615dfce2
rhg: centralize index header parsing
Arseniy Alekseyev <aalekseyev@janestreet.com>
parents:
48226
diff
changeset
|
860 |
} |
45526
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
861 |
} |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
862 |
|
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
863 |
#[cfg(test)] |
26c53ee51c68
hg-core: Add a limited read only `revlog` implementation
Antoine Cezar <antoine.cezar@octobus.net>
parents:
diff
changeset
|
864 |
pub use tests::IndexEntryBuilder; |