l2_token_kind_name()

include/lang2/parse/lex.h

@@ -12,12 +12,14 @@ enum l2_token_kind {
 	L2_TOK_CLOSE_BRACKET,
 	L2_TOK_COMMA,
 	L2_TOK_PERIOD,
-	L2_TOK_NUMBER,
 	L2_TOK_EOF,
+	L2_TOK_NUMBER,
 	L2_TOK_STRING,
 	L2_TOK_ERROR,
 };
 
+const char *l2_token_kind_name(enum l2_token_kind kind);
+
 struct l2_token {
 	enum l2_token_kind kind;
 	int line;
@@ -31,6 +33,7 @@ struct l2_token {
 
 void l2_token_free(struct l2_token *tok);
 struct l2_token l2_token_move(struct l2_token *tok);
+void l2_token_print(struct l2_token *tok, struct l2_io_writer *w);
 
 struct l2_lexer {
 	struct l2_token currtok;

src/main.c

@@ -1,17 +1,19 @@
 #include "io.h"
+#include "parse/lex.h"
 
 int main() {
 	struct l2_io_mem_reader r = { l2_io_mem_read };
-	r.mem = "Hello World";
+	r.mem = "  \"Hello\", [], {}.";
 	r.len = strlen(r.mem);
 
-	struct l2_bufio_reader rb;
-	l2_bufio_reader_init(&rb, &r.r);
+	struct l2_lexer lexer;
+	l2_lexer_init(&lexer, &r.r);
 
 	while (1) {
-		int ch = l2_bufio_get(&rb);
-		if (ch == EOF) break;
-		printf("%c", (char)ch);
+		struct l2_token *tok = l2_lexer_get(&lexer);
+		printf("%s\n", l2_token_kind_name(tok->kind));
+		if (tok->kind == L2_TOK_EOF) {
+			break;
+		}
 	}
-	printf("\n");
 }

src/parse/lex.c

@@ -2,6 +2,35 @@
 
 #include <stdlib.h>
 
+const char *l2_token_kind_name(enum l2_token_kind kind) {
+	switch (kind) {
+	case L2_TOK_OPEN_PAREN:
+		return "open-paren";
+	case L2_TOK_CLOSE_PAREN:
+		return "close-paren";
+	case L2_TOK_OPEN_BRACE:
+		return "open-brace";
+	case L2_TOK_CLOSE_BRACE:
+		return "close-brace";
+	case L2_TOK_OPEN_BRACKET:
+		return "open-bracket";
+	case L2_TOK_CLOSE_BRACKET:
+		return "close-bracket";
+	case L2_TOK_COMMA:
+		return "comma";
+	case L2_TOK_PERIOD:
+		return "period";
+	case L2_TOK_EOF:
+		return "end-of-file";
+	case L2_TOK_NUMBER:
+		return "number";
+	case L2_TOK_STRING:
+		return "string";
+	case L2_TOK_ERROR:
+		return "error";
+	}
+}
+
 void l2_token_free(struct l2_token *tok) {
 	if (tok->kind == L2_TOK_STRING) {
 		free(tok->v.str);