merman-render 0.5.0

Headless layout + SVG renderer for Mermaid (parity-focused; upstream SVG goldens).
Documentation 
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// This file is intentionally small and hand-curated.
//
// We use these overrides to close the last few requirement HTML-label parity gaps where
// Mermaid@11.12.2 upstream baselines reflect browser DOM measurement quirks that are difficult to
// reproduce from the shared vendored text metrics alone.

pub fn lookup_requirement_html_label_width_em(text: &str, bold: bool) -> Option<f64> {
    match (text, bold) {
        ("<<Performance Requirement>>", false) => Some(13.8095703125),
        ("Type: simulation", false) => Some(7.380859375),
        ("Verification: Analysis", false) => Some(9.33984375),
        _ => None,
    }
}

pub fn lookup_requirement_calc_max_width_px(calc_text: &str) -> Option<i64> {
    match calc_text {
        "&lt;&lt;Performance Requirement&gt;&gt;" => Some(329),
        "Type: simulation" => Some(159),
        "Verification: Analysis" => Some(190),
        _ => None,
    }
}