linguist-js/dist/analyser/pipeline/filter.js

Analyse the programming languages used in a folder or from raw content, using the same rules that GitHub Linguist does.

export function filterFiles(files, opts) {
    return files.filter((file) => {
        // Skip binary files
        if (!opts.keepBinary && (file.isBinary || file.attributes?.binary === true)) {
            return false;
        }
        if (!opts.keepVendored &&
            (file.metadata?.vendored === true || file.metadata?.generated === true || file.metadata?.documentation === true)) {
            // Skip vendored, generated, or documentation files
            return false;
        }
        return true;
    });
}