From 8f4eb9fc953512365f9258ffd5d11ed8950f77a9 Mon Sep 17 00:00:00 2001
From: Kai Stevenson <kai@kaistevenson.com>
Date: Tue, 13 Jun 2023 01:23:42 -0700
Subject: added indentation support for |as rule

---
 lexer.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

(limited to 'lexer.c')

diff --git a/lexer.c b/lexer.c
index 5df1103..c6c4ffe 100644
--- a/lexer.c
+++ b/lexer.c
@@ -1,5 +1,4 @@
 #include <stdlib.h>
-#include <stdio.h>
 #include <string.h>
 #include "lexer.h"
 
@@ -21,6 +20,8 @@ char* tttos(tokenType_t tokenType) {
 			return "ERR";
 		case EOL:
 			return "EOL";
+		case INDENT:
+			return "INDENT";
 		case STRING:
 			return "STRING";
 		case INT:
@@ -53,7 +54,7 @@ char* tttos(tokenType_t tokenType) {
 }
 int advance_whitespace(char** linePointer) {
 	int64_t a = (int64_t)linePointer;
-	while (**linePointer == ' ' || **linePointer == '	') {
+	while (**linePointer == ' ') {
 		(*linePointer)++;
 	}
 	return (int)((int64_t)linePointer - a);
@@ -67,13 +68,11 @@ tokenSet_t lex_line(char* line) {
 	while (1) {
 		token_t t = lex_first_token(p);
 		if (t.type == EOL) {
-			printf("eol\n");
 			break;
 		}
 		if (t.type == ERR) {
 			exit(1);
 		}
-		printf("good\n");
 		tokens[i] = t;
 		i++;
 	}
@@ -89,7 +88,6 @@ token_t lex_first_token(char** content) {
 		s[c] = **content;
 		s[c+1] = '\0';
 		(*content)++;
-		printf("lexing: %c\n", s[c]);
 		/* check if we need to parse a string or an int */
 		if (s[c] >= 65 && s[c] <= 90) {
 			free(s);
@@ -114,6 +112,10 @@ token_t lex_first_token(char** content) {
 			free(s);
 			return init_token(START_COMMENT, NULL);
 		}
+		else if (strcmp(s, "	") == 0) {
+			free(s);
+			return init_token(INDENT, NULL);
+		}
 		else if (strcmp(s, "|") == 0) {
 			free(s);
 			return init_token(JUSTIFICATION, NULL);
@@ -155,7 +157,6 @@ token_t lex_first_token(char** content) {
 			return init_token(BI_IMPLICATION, NULL);
 		}
 		else if (c <= m) {
-			printf("c: %d\n", c);
 			c++;
 			continue;
 		}
-- 
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