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-rw-r--r--src/tree_sitter/point.h54
1 files changed, 54 insertions, 0 deletions
diff --git a/src/tree_sitter/point.h b/src/tree_sitter/point.h
new file mode 100644
index 0000000000..a50d20214b
--- /dev/null
+++ b/src/tree_sitter/point.h
@@ -0,0 +1,54 @@
+#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_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