From e2c284b57641b5feec9a8d04313b0cd6d556e860 Mon Sep 17 00:00:00 2001
From: Bad Diode <bd@badd10de.dev>
Date: Sun, 24 Oct 2021 18:26:42 +0200
Subject: Add lambda type and minor file cleanup

---
 src/bytecode/chunk.c | 43 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 src/bytecode/chunk.c

(limited to 'src/bytecode/chunk.c')

diff --git a/src/bytecode/chunk.c b/src/bytecode/chunk.c
new file mode 100644
index 0000000..3dc2421
--- /dev/null
+++ b/src/bytecode/chunk.c
@@ -0,0 +1,43 @@
+#include "chunk.h"
+#include "objects.h"
+
+Chunk *
+chunk_init(void) {
+    Chunk *chunk = malloc(sizeof(Chunk));
+    array_init(chunk->code, 0);
+    array_init(chunk->constants, 0);
+    array_init(chunk->lines, 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);
+    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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