functional lexer

1 files changed, 39 insertions, 0 deletions

diff --git a/main.c b/main.c
index e69de29..d2a6ef5 100644
--- a/main.c
+++ b/main.c
@@ -0,0 +1,39 @@
+#include "lexer.h"
+#include <stdlib.h>
+#include <stdio.h>
+
+int main(int argc, char** argv) {
+    if (argc < 2) {
+        fprintf(stderr, "ccc: no input files");
+        return 1;
+    }
+
+    struct token token;
+    for (int i = 1; i < argc; i++) {
+        lexer_load(argv[i]);
+        while (lexer_pop(&token)) {
+            switch (token.type) {
+                case IDENTIFIER:
+                    printf("got identifier: %s\n", token.data.identifier);
+                    free(token.data.identifier);
+                    break;
+                case STR_LIT:
+                    printf("got string: %s\n", token.data.str_lit);
+                    free(token.data.str_lit);
+                    break;
+                case INT_LIT:
+                    printf("got int: %lld\n", token.data.int_lit);
+                    break;
+                case FLOAT_LIT:
+                    printf("got float: %lf\n", token.data.float_lit);
+                    break;
+                case CHAR_LIT:
+                    printf("got char: %c\n", token.data.char_lit);
+                    break;
+                default:
+                    printf("got simple token: %d\n", token.type);
+            }
+        }
+        lexer_close();
+    }
+}