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start adding error message support

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This commit is contained in:
William Bell
2025-07-09 01:55:40 +01:00
parent 9e5e932d39
commit e234ea074b
19 changed files with 293 additions and 115 deletions
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22
src/lexer/lexer.c
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@@ -1,8 +1,8 @@
#include "lexer.h"
#include "lex.yy.h"
#include "../string/string.h"
#include "lex.yy.h"
void lexer(LexerState state) {
ArErr lexer(LexerState state) {
size_t line = 1;
size_t column = 1;
int ch;
@@ -32,13 +32,16 @@ void lexer(LexerState state) {
int token;
while ((token = yylex(scanner)) != 0) {
Token token_struct = (Token){
token,
state.current_line+1,
state.current_column+1,
yyget_leng(scanner),
cloneString(yyget_text(scanner))
};
if (token == TOKEN_INVALID) {
ArErr err = create_err(state.current_line + 1, state.current_column + 1,
yyget_leng(scanner), state.path, "Syntax Error",
"Invalid Token '%s'", yyget_text(scanner));
yylex_destroy(scanner);
return err;
}
Token token_struct =
(Token){token, state.current_line + 1, state.current_column + 1,
yyget_leng(scanner), cloneString(yyget_text(scanner))};
darray_push(state.tokens, &token_struct);
if (token == TOKEN_NEW_LINE) {
state.current_line += 1;
@@ -48,4 +51,5 @@ void lexer(LexerState state) {
}
}
yylex_destroy(scanner);
return no_err;
}