Function contains_function_keyword

src/util.rs:1892–1903

Check if a line contains the `function` keyword as a standalone word (not part of a larger identifier like `$functionality`).

(line: &str)

/// Check if a line contains the `function` keyword as a standalone word
/// (not part of a larger identifier like `$functionality`).
pub(crate) fn contains_function_keyword(line: &str) -> bool {
    let trimmed = line.trim();
    let Some(pos) = trimmed.find("function") else {
        return false;
    };
    let before_ok = pos == 0 || trimmed.as_bytes()[pos - 1].is_ascii_whitespace();
    let after_pos = pos + "function".len();
    let after_ok = after_pos >= trimmed.len()
        || !trimmed.as_bytes()[after_pos].is_ascii_alphanumeric()
            && trimmed.as_bytes()[after_pos] != b'_';
    before_ok && after_ok
}

/// Check if a `#[...]` line contains a specific PHP attribute name.
///