33 lines
994 B
C
33 lines
994 B
C
#include "tree_sitter/runtime.h"
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#include "runtime/string_input.h"
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#include <string.h>
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static const char *ts_string_input__read(void *payload, uint32_t *bytes_read) {
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TSStringInput *input = (TSStringInput *)payload;
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if (input->position >= input->length) {
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*bytes_read = 0;
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return "";
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}
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uint32_t previous_position = input->position;
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input->position = input->length;
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*bytes_read = input->position - previous_position;
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return input->string + previous_position;
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}
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static int ts_string_input__seek(void *payload, uint32_t byte, TSPoint _) {
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TSStringInput *input = (TSStringInput *)payload;
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input->position = byte;
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return (byte < input->length);
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}
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void ts_string_input_init(TSStringInput *self, const char *string, uint32_t length) {
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self->string = string;
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self->position = 0;
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self->length = length;
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self->input = (TSInput) {
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.payload = self,
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.read = ts_string_input__read,
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.seek = ts_string_input__seek,
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.encoding = TSInputEncodingUTF8,
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};
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}
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