@keymanapp/kmc-keyboard-info/build/src/font-family.js

Keyman Developer .keyboard_info compiler

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import ttfMeta from './ttfmeta/lib/index.js';
/**
 * Extracts the font-family from an in-memory TTF or WOFF blob in `source`
 * parameter.
 *
 * @param source   In-memory TTF or WOFF font blob
 *
 * @throws Uncaught exceptions from ttfMeta.promise if the font file is invalid.
 *
 * @returns If the file is invalid or cannot be parsed, returns `null`,
 *          otherwise returns the font family as a string.
 */
export async function getFontFamily(source) {
    /* c8 ignore next 3 */
    if (!source) {
        return null;
    }
    const buffer = Buffer.from(source);
    const font = await ttfMeta.promise(buffer);
    /* c8 ignore next 3 */
    if (!font) {
        return null;
    }
    return font.meta.property.find(prop => prop.name == 'font-family')?.text ?? null;
}
//# sourceMappingURL=font-family.js.map
//# debugId=ef6caa7f-da4c-5313-ab64-f886f539c16c