1 // Position support for go-toml

     2 

     3 package toml

     4 

     5 import (

     6 	"fmt"

     7 )

     8 

     9 // Position of a document element within a TOML document.

    10 //

    11 // Line and Col are both 1-indexed positions for the element's line number and

    12 // column number, respectively.  Values of zero or less will cause Invalid(),

    13 // to return true.

    14 type Position struct {

    15 	Line int // line within the document

    16 	Col  int // column within the line

    17 }

    18 

    19 // String representation of the position.

    20 // Displays 1-indexed line and column numbers.

    21 func (p Position) String() string {

    22 	return fmt.Sprintf("(%d, %d)", p.Line, p.Col)

    23 }

    24 

    25 // Invalid returns whether or not the position is valid (i.e. with negative or

    26 // null values)

    27 func (p Position) Invalid() bool {

    28 	return p.Line <= 0 || p.Col <= 0

    29 }