Add line area/span indication to error messages

1 files changed, 3 insertions, 0 deletions

diff --git a/lexer.c b/lexer.c
index 40dfd67..a8b7716 100644
--- a/lexer.c
+++ b/lexer.c
@@ -138,6 +138,7 @@ lex_alphanum(void) {
 	t.value[i] = '\0';
 
 	column_number += i;
+	t.span = i;
 
 	if (i == 0) {
 		emit_error("Expected alphanumeric, got '%c'\n", buf[i]);
@@ -163,6 +164,7 @@ lex_eol(void) {
 
 	t.type = TOK_EOL;
 	t.loc = get_current_loc();
+	t.span = 1;
 
 	expect('\n');
 
@@ -175,6 +177,7 @@ lex_colon(void) {
 
 	t.type = TOK_COLON;
 	t.loc = get_current_loc();
+	t.span = 1;
 
 	expect(':');