Function lex_skip_whitespace_comments

src/cypher/cypher.c:327–356

Skip whitespace and comments. Returns true if something was skipped. */

/* Skip whitespace and comments. Returns true if something was skipped. */
static bool lex_skip_whitespace_comments(const char *input, int len, int *i) {
    if (isspace((unsigned char)input[*i])) {
        (*i)++;
        return true;
    }
    if (*i + SKIP_ONE < len && input[*i] == '/' && input[*i + SKIP_ONE] == '/') {
        while (*i < len && input[*i] != '\n') {
            (*i)++;
        }
        return true;
    }
    /* SQL-style -- single-line comment */
    if (*i + SKIP_ONE < len && input[*i] == '-' && input[*i + SKIP_ONE] == '-') {
        while (*i < len && input[*i] != '\n') {
            (*i)++;
        }
        return true;
    }
    if (*i + SKIP_ONE < len && input[*i] == '/' && input[*i + SKIP_ONE] == '*') {
        *i += PAIR_LEN;
        while (*i + SKIP_ONE < len && !(input[*i] == '*' && input[*i + SKIP_ONE] == '/')) {
            (*i)++;
        }
        if (*i + SKIP_ONE < len) {
            *i += PAIR_LEN;
        }
        return true;
    }
    return false;
}

int cbm_lex(const char *input, cbm_lex_result_t *out) {
    memset(out, 0, sizeof(*out));