From c0377818aa198a5b5d0d3c7697373c5b6828d5fa Mon Sep 17 00:00:00 2001 From: Mitja Felicijan Date: Tue, 7 Nov 2023 16:38:48 +0100 Subject: Added tree-sitter vendor library --- vendor/tree-sitter/lib/src/length.h | 52 +++++++++++++++++++++++++++++++++++++ 1 file changed, 52 insertions(+) create mode 100644 vendor/tree-sitter/lib/src/length.h (limited to 'vendor/tree-sitter/lib/src/length.h') diff --git a/vendor/tree-sitter/lib/src/length.h b/vendor/tree-sitter/lib/src/length.h new file mode 100644 index 0000000..42d61ef --- /dev/null +++ b/vendor/tree-sitter/lib/src/length.h @@ -0,0 +1,52 @@ +#ifndef TREE_SITTER_LENGTH_H_ +#define TREE_SITTER_LENGTH_H_ + +#include +#include +#include "./point.h" +#include "tree_sitter/api.h" + +typedef struct { + uint32_t bytes; + TSPoint extent; +} Length; + +static const Length LENGTH_UNDEFINED = {0, {0, 1}}; +static const Length LENGTH_MAX = {UINT32_MAX, {UINT32_MAX, UINT32_MAX}}; + +static inline bool length_is_undefined(Length length) { + return length.bytes == 0 && length.extent.column != 0; +} + +static inline Length length_min(Length len1, Length len2) { + return (len1.bytes < len2.bytes) ? len1 : len2; +} + +static inline Length length_add(Length len1, Length len2) { + Length result; + result.bytes = len1.bytes + len2.bytes; + result.extent = point_add(len1.extent, len2.extent); + return result; +} + +static inline Length length_sub(Length len1, Length len2) { + Length result; + result.bytes = len1.bytes - len2.bytes; + result.extent = point_sub(len1.extent, len2.extent); + return result; +} + +static inline Length length_zero(void) { + Length result = {0, {0, 0}}; + return result; +} + +static inline Length length_saturating_sub(Length len1, Length len2) { + if (len1.bytes > len2.bytes) { + return length_sub(len1, len2); + } else { + return length_zero(); + } +} + +#endif -- cgit v1.2.3