Function transform

test/fixtures/snapshot/typescript.js:166922–166929

* Transform one or more nodes using the supplied transformers. * @param source A single `Node` or an array of `Node` objects. * @param transformers An array of `TransformerFactory` callbacks used to process the transformation. * @param compilerOptions Optional compiler options.

(source, transformers, compilerOptions)

     * @param compilerOptions Optional compiler options.
     */
    function transform(source, transformers, compilerOptions) {
        var diagnostics = [];
        compilerOptions = ts.fixupCompilerOptions(compilerOptions, diagnostics); // TODO: GH#18217
        var nodes = ts.isArray(source) ? source : [source];
        var result = ts.transformNodes(/*resolver*/ undefined, /*emitHost*/ undefined, ts.factory, compilerOptions, nodes, transformers, /*allowDtsFiles*/ true);
        result.diagnostics = ts.concatenate(result.diagnostics, diagnostics);
        return result;
    }
    ts.transform = transform;
})(ts || (ts = {}));
//