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