Function is_output_line

src/code_actions/extract_function.rs:621–623

Returns `true` when `line` (trimmed, without trailing `;`) looks like an output statement.

(line: &str)

/// Returns `true` when `line` (trimmed, without trailing `;`) looks
/// like an output statement.
fn is_output_line(line: &str) -> bool {
    OUTPUT_PREFIXES.iter().any(|p| line.starts_with(p))
}

/// Check whether every statement in the body is a pure output statement
/// (`echo`, `print`, `printf`, `var_dump`, `print_r`, `var_export`).