Chapter 16.2

1 files changed, 17 insertions, 1 deletions

diff --git a/clox/src/compiler.c b/clox/src/compiler.c
index 71961ef..2cc2ee4 100644
--- a/clox/src/compiler.c
+++ b/clox/src/compiler.c
@@ -4,4 +4,20 @@
 #include "compiler.h"
 #include "scanner.h"
 
-void compile(const char *source) { initScanner(source); }
+void compile(const char *source) {
+  initScanner(source);
+  int line = -1;
+  for (;;) {
+    Token token = scanToken();
+    if (token.line != line) {
+      printf("%4d ", token.line);
+      line = token.line;
+    } else {
+      printf("   | ");
+    }
+    printf("%2d '%.*s'\n", token.type, token.length, token.start);
+
+    if (token.type == TOKEN_EOF)
+      break;
+  }
+}