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Added more error printing

This commit is contained in:
Kyler Olsen 2025-06-12 21:40:16 -06:00
parent e174f95d5c
commit 2e773218be
2 changed files with 13 additions and 9 deletions
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2
src/main.c
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@ -44,6 +44,8 @@ int main(void) {
print_token(result.result); print_token(result.result);
} else { } else {
fprintf(stderr, "Error: %s\n", result.error.message); fprintf(stderr, "Error: %s\n", result.error.message);
fprintf(stderr, "\tFilename: %s\n", result.error.file_info.filename);
fprintf(stderr, "\tLine: %zi\n", result.error.file_info.line);
} }
} while (result.type != SYNC_ERROR && result.result.type != TOKEN_EOF); } while (result.type != SYNC_ERROR && result.result.type != TOKEN_EOF);

20
test/example1.zn
View File

@ -1,19 +1,21 @@
// Lexer Test Example1
// Currently not valid ZINC code
static void print_token(Token token) { static void print_token(Token token) {
//printf("Token: %-15s | Text: '%.*s'\n", printf("Token: %-15s | Text: '%.*s'\n",
(const char *[]){ (const char *[]){
//"EOF", "IDENTIFIER", "NUMBER", "OPERATOR", "EOF", "IDENTIFIER", "NUMBER", "OPERATOR",
//"LPAREN", "RPAREN", "SEMICOLON", "UNKNOWN" "LPAREN", "RPAREN", "SEMICOLON", "UNKNOWN"
}[token.type], }[token.type],
(int)token.length, token.start (int)token.length, token.start
); );
} }
int main(void) { int main(void) {
//const char *filename = "test/example1.zn"; const char *filename = "test/example1.zn";
FILE *file = fopen(filename, //"rb"); FILE *file = fopen(filename, "rb");
if (!file) { if (!file) {
//fprintf(stderr, "Failed to open file: %s\n", filename); fprintf(stderr, "Failed to open file: %s\n", filename);
return 1; return 1;
} }
fseek(file, 0, SEEK_END); fseek(file, 0, SEEK_END);
@ -21,12 +23,12 @@ int main(void) {
fseek(file, 0, SEEK_SET); fseek(file, 0, SEEK_SET);
char *source = malloc(filesize + 1); char *source = malloc(filesize + 1);
if (!source) { if (!source) {
//fprintf(stderr, "Failed to allocate memory.\n"); fprintf(stderr, "Failed to allocate memory.\n");
fclose(file); fclose(file);
return 1; return 1;
} }
fread(source, 1, filesize, file); fread(source, 1, filesize, file);
source[filesize] = //'\0'; source[filesize] = '\0';
fclose(file); fclose(file);
Lexer lexer; Lexer lexer;
@ -38,7 +40,7 @@ int main(void) {
if (result.type == SYNC_RESULT) { if (result.type == SYNC_RESULT) {
print_token(result.result); print_token(result.result);
} else { } else {
//fprintf(stderr, "Error: %s\n", result.error.message); fprintf(stderr, "Error: %s\n", result.error.message);
} }
} while (result.type != SYNC_ERROR && result.result.type != TOKEN_EOF); } while (result.type != SYNC_ERROR && result.result.type != TOKEN_EOF);