author | Kim Alvefur <zash@zash.se> |
Thu, 28 Mar 2024 15:39:59 +0100 | |
changeset 13473 | f9171624fd03 |
parent 12785 | 22066b02887f |
permissions | -rw-r--r-- |
12785
22066b02887f
util.startup: Provide a common Lua 5.3+ math.type() for Lua 5.2
Kim Alvefur <zash@zash.se>
parents:
12503
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1 |
local m_type = math.type; |
12503
03e307952816
util.jsonpointer: Fix Lua <5.3 compat
Kim Alvefur <zash@zash.se>
parents:
12500
diff
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2 |
|
12135
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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3 |
local function unescape_token(escaped_token) |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
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4 |
local unescaped = escaped_token:gsub("~1", "/"):gsub("~0", "~") |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
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parents:
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5 |
return unescaped |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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6 |
end |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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7 |
|
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
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8 |
local function resolve_json_pointer(ref, path) |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
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local ptr_len = #path + 1 |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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10 |
for part, pos in path:gmatch("/([^/]*)()") do |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
diff
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11 |
local token = unescape_token(part) |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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12 |
if not (type(ref) == "table") then |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
diff
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13 |
return nil |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
diff
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14 |
end |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
diff
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15 |
local idx = next(ref) |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
diff
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16 |
local new_ref |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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17 |
|
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
diff
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18 |
if type(idx) == "string" then |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
diff
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19 |
new_ref = ref[token] |
12503
03e307952816
util.jsonpointer: Fix Lua <5.3 compat
Kim Alvefur <zash@zash.se>
parents:
12500
diff
changeset
|
20 |
elseif m_type(idx) == "integer" then |
12135
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
diff
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21 |
local i = tonumber(token) |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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22 |
if token == "-" then |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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23 |
i = #ref + 1 |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
diff
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24 |
end |
12500
87c3d45208ef
util.jsonpointer: Fix off-by-one in array resolution
Kim Alvefur <zash@zash.se>
parents:
12135
diff
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25 |
new_ref = ref[i + 1] |
12135
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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26 |
else |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
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27 |
return nil, "invalid-table" |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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28 |
end |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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29 |
|
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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30 |
if pos == ptr_len then |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
diff
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31 |
return new_ref |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
diff
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32 |
elseif type(new_ref) == "table" then |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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33 |
ref = new_ref |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
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parents:
diff
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34 |
elseif not (type(ref) == "table") then |
b4c0efff8dd3
util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
diff
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35 |
return nil, "invalid-path" |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
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parents:
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36 |
end |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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37 |
|
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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38 |
end |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
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parents:
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39 |
return ref |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
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parents:
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40 |
end |
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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41 |
|
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util.jsonpointer: Resolve JSON Pointers per RFC 6901
Kim Alvefur <zash@zash.se>
parents:
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42 |
return { resolve = resolve_json_pointer } |