code: function createWasmModule(source, wasm) {
      var length = wasm.length;
      var buffer = [];
      for (var i = 0; i < length; i += 1) {
          buffer.push(wasm[i]);
      }
      var module = "var buffer = new ArrayBuffer(" + wasm.length + ");\n        var uint8 = new Uint8Array(buffer);\n        uint8.set([" + buffer.join(',') + "]);\n        " + wasmFooter;
      return module;
  }
docs: Create a module using WebAssembly.Module
  @param {string} source assemblyscript source
  @param {Buffer} wasm WebAssembly Buffer
  @returns {string} module string