415gotit

node_modules/msgpack-lite/lib/write-core.js

@@ -0,0 +1,69 @@
+// write-core.js
+
+var ExtBuffer = require("./ext-buffer").ExtBuffer;
+var ExtPacker = require("./ext-packer");
+var WriteType = require("./write-type");
+var CodecBase = require("./codec-base");
+
+CodecBase.install({
+  addExtPacker: addExtPacker,
+  getExtPacker: getExtPacker,
+  init: init
+});
+
+exports.preset = init.call(CodecBase.preset);
+
+function getEncoder(options) {
+  var writeType = WriteType.getWriteType(options);
+  return encode;
+
+  function encode(encoder, value) {
+    var func = writeType[typeof value];
+    if (!func) throw new Error("Unsupported type \"" + (typeof value) + "\": " + value);
+    func(encoder, value);
+  }
+}
+
+function init() {
+  var options = this.options;
+  this.encode = getEncoder(options);
+
+  if (options && options.preset) {
+    ExtPacker.setExtPackers(this);
+  }
+
+  return this;
+}
+
+function addExtPacker(etype, Class, packer) {
+  packer = CodecBase.filter(packer);
+  var name = Class.name;
+  if (name && name !== "Object") {
+    var packers = this.extPackers || (this.extPackers = {});
+    packers[name] = extPacker;
+  } else {
+    // fallback for IE
+    var list = this.extEncoderList || (this.extEncoderList = []);
+    list.unshift([Class, extPacker]);
+  }
+
+  function extPacker(value) {
+    if (packer) value = packer(value);
+    return new ExtBuffer(value, etype);
+  }
+}
+
+function getExtPacker(value) {
+  var packers = this.extPackers || (this.extPackers = {});
+  var c = value.constructor;
+  var e = c && c.name && packers[c.name];
+  if (e) return e;
+
+  // fallback for IE
+  var list = this.extEncoderList || (this.extEncoderList = []);
+  var len = list.length;
+  for (var i = 0; i < len; i++) {
+    var pair = list[i];
+    if (c === pair[0]) return pair[1];
+  }
+}