public static Dictionary <Uri, ParseResult> ParseSrc(string srcPath, Dictionary <Uri, ParseResult> externals = null)
        {
            var compiler = new FastCompiler();

            compiler.externals = externals;
            return(compiler.ParseSrcInternal(srcPath, 1));
        }
        public static Dictionary <Uri, ParseResult> ParseSrc(string srcPath, int maxConcurrency)
        {
            var compiler = new FastCompiler();

            return(compiler.ParseSrcInternal(srcPath, maxConcurrency));
        }