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#include "chunk.h"
#include "objects.h"
Chunk *
chunk_init(StringView name) {
Chunk *chunk = malloc(sizeof(Chunk));
array_init(chunk->code, 0);
array_init(chunk->constants, 0);
array_init(chunk->lines, 0);
array_init(chunk->name, name.n);
array_insert(chunk->name, name.start, name.n);
chunk->n_params = 0;
chunk->n_locals = 0;
return chunk;
}
void
chunk_free(Chunk *chunk) {
array_free(chunk->code);
for (size_t i = 0; i < array_size(chunk->constants); i++) {
Object obj = chunk->constants[i];
object_free(&obj);
}
array_free(chunk->constants);
array_free(chunk->lines);
array_free(chunk->name);
free(chunk);
}
void
add_code(Chunk *chunk, u8 byte, size_t line, size_t col) {
array_push(chunk->code, byte);
LineInfo info = (LineInfo){line, col};
array_push(chunk->lines, info);
}
size_t
add_constant(Chunk *chunk, Object obj) {
size_t pos = array_size(chunk->constants);
for (size_t i = 0; i < pos; i++) {
if (object_equal(obj, chunk->constants[i])) {
return i;
}
}
array_push(chunk->constants, obj);
return pos;
}
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