Function flush_buffer

src/blade/preprocessor.rs:399–431

(
    processed: &mut String,
    buffer: &mut String,
    mode: Mode,
    current_utf16_col: u32,
    adjustments: &mut Vec<(u32, u32)>,
)

}

fn flush_buffer(
    processed: &mut String,
    buffer: &mut String,
    mode: Mode,
    current_utf16_col: u32,
    adjustments: &mut Vec<(u32, u32)>,
) {
    if buffer.is_empty() {
        return;
    }
    let blade_start = current_utf16_col.saturating_sub(utf16_count(buffer) as u32);

    if mode == Mode::Html {
        // HTML outside PHP/Directives — mask with spaces to maintain 1:1 utf-16 mapping.
        adjustments.push((blade_start, utf16_count(processed) as u32));

        for c in buffer.chars() {
            let len = c.len_utf16();
            for _ in 0..len {
                processed.push(' ');
            }
        }

        adjustments.push((current_utf16_col, utf16_count(processed) as u32));
    } else {
        // PHP content — 1:1 mapping
        adjustments.push((blade_start, utf16_count(processed) as u32));
        processed.push_str(buffer);
        adjustments.push((current_utf16_col, utf16_count(processed) as u32));
    }

    buffer.clear();
}

fn utf16_count(s: &str) -> usize {
    s.encode_utf16().count()