tree-sitter/lib/src/point.h
Max Brunsfeld fda35894d4 Stop matching new patterns past the end of QueryCursor's range
This restores the original signatures of the `set_byte_range` and
`set_point_range` functions. Now, the QueryCursor will properly report
matches that intersect, but are not fully contained by its range.

Co-Authored-By: Nathan Sobo <nathan@zed.dev>
2021-05-25 18:02:35 -07:00

58 lines
1.4 KiB
C

#ifndef TREE_SITTER_POINT_H_
#define TREE_SITTER_POINT_H_
#include "tree_sitter/api.h"
#define POINT_ZERO ((TSPoint) {0, 0})
#define POINT_MAX ((TSPoint) {UINT32_MAX, UINT32_MAX})
static inline TSPoint point__new(unsigned row, unsigned column) {
TSPoint result = {row, column};
return result;
}
static inline TSPoint point_add(TSPoint a, TSPoint b) {
if (b.row > 0)
return point__new(a.row + b.row, b.column);
else
return point__new(a.row, a.column + b.column);
}
static inline TSPoint point_sub(TSPoint a, TSPoint b) {
if (a.row > b.row)
return point__new(a.row - b.row, a.column);
else
return point__new(0, a.column - b.column);
}
static inline bool point_lte(TSPoint a, TSPoint b) {
return (a.row < b.row) || (a.row == b.row && a.column <= b.column);
}
static inline bool point_lt(TSPoint a, TSPoint b) {
return (a.row < b.row) || (a.row == b.row && a.column < b.column);
}
static inline bool point_gt(TSPoint a, TSPoint b) {
return (a.row > b.row) || (a.row == b.row && a.column > b.column);
}
static inline bool point_eq(TSPoint a, TSPoint b) {
return a.row == b.row && a.column == b.column;
}
static inline TSPoint point_min(TSPoint a, TSPoint b) {
if (a.row < b.row || (a.row == b.row && a.column < b.column))
return a;
else
return b;
}
static inline TSPoint point_max(TSPoint a, TSPoint b) {
if (a.row > b.row || (a.row == b.row && a.column > b.column))
return a;
else
return b;
}
#endif