08-27-周三_17-09-29

node_modules/source-map/build/mini-require.js

@@ -0,0 +1,152 @@
+/* -*- Mode: js; js-indent-level: 2; -*- */
+/*
+ * Copyright 2011 Mozilla Foundation and contributors
+ * Licensed under the New BSD license. See LICENSE or:
+ * http://opensource.org/licenses/BSD-3-Clause
+ */
+
+/**
+ * Define a module along with a payload.
+ * @param {string} moduleName Name for the payload
+ * @param {ignored} deps Ignored. For compatibility with CommonJS AMD Spec
+ * @param {function} payload Function with (require, exports, module) params
+ */
+function define(moduleName, deps, payload) {
+  if (typeof moduleName != "string") {
+    throw new TypeError('Expected string, got: ' + moduleName);
+  }
+
+  if (arguments.length == 2) {
+    payload = deps;
+  }
+
+  if (moduleName in define.modules) {
+    throw new Error("Module already defined: " + moduleName);
+  }
+  define.modules[moduleName] = payload;
+};
+
+/**
+ * The global store of un-instantiated modules
+ */
+define.modules = {};
+
+
+/**
+ * We invoke require() in the context of a Domain so we can have multiple
+ * sets of modules running separate from each other.
+ * This contrasts with JSMs which are singletons, Domains allows us to
+ * optionally load a CommonJS module twice with separate data each time.
+ * Perhaps you want 2 command lines with a different set of commands in each,
+ * for example.
+ */
+function Domain() {
+  this.modules = {};
+  this._currentModule = null;
+}
+
+(function () {
+
+  /**
+   * Lookup module names and resolve them by calling the definition function if
+   * needed.
+   * There are 2 ways to call this, either with an array of dependencies and a
+   * callback to call when the dependencies are found (which can happen
+   * asynchronously in an in-page context) or with a single string an no callback
+   * where the dependency is resolved synchronously and returned.
+   * The API is designed to be compatible with the CommonJS AMD spec and
+   * RequireJS.
+   * @param {string[]|string} deps A name, or names for the payload
+   * @param {function|undefined} callback Function to call when the dependencies
+   * are resolved
+   * @return {undefined|object} The module required or undefined for
+   * array/callback method
+   */
+  Domain.prototype.require = function(deps, callback) {
+    if (Array.isArray(deps)) {
+      var params = deps.map(function(dep) {
+        return this.lookup(dep);
+      }, this);
+      if (callback) {
+        callback.apply(null, params);
+      }
+      return undefined;
+    }
+    else {
+      return this.lookup(deps);
+    }
+  };
+
+  function normalize(path) {
+    var bits = path.split('/');
+    var i = 1;
+    while (i < bits.length) {
+      if (bits[i] === '..') {
+        bits.splice(i-1, 1);
+      } else if (bits[i] === '.') {
+        bits.splice(i, 1);
+      } else {
+        i++;
+      }
+    }
+    return bits.join('/');
+  }
+
+  function join(a, b) {
+    a = a.trim();
+    b = b.trim();
+    if (/^\//.test(b)) {
+      return b;
+    } else {
+      return a.replace(/\/*$/, '/') + b;
+    }
+  }
+
+  function dirname(path) {
+    var bits = path.split('/');
+    bits.pop();
+    return bits.join('/');
+  }
+
+  /**
+   * Lookup module names and resolve them by calling the definition function if
+   * needed.
+   * @param {string} moduleName A name for the payload to lookup
+   * @return {object} The module specified by aModuleName or null if not found.
+   */
+  Domain.prototype.lookup = function(moduleName) {
+    if (/^\./.test(moduleName)) {
+      moduleName = normalize(join(dirname(this._currentModule), moduleName));
+    }
+
+    if (moduleName in this.modules) {
+      var module = this.modules[moduleName];
+      return module;
+    }
+
+    if (!(moduleName in define.modules)) {
+      throw new Error("Module not defined: " + moduleName);
+    }
+
+    var module = define.modules[moduleName];
+
+    if (typeof module == "function") {
+      var exports = {};
+      var previousModule = this._currentModule;
+      this._currentModule = moduleName;
+      module(this.require.bind(this), exports, { id: moduleName, uri: "" });
+      this._currentModule = previousModule;
+      module = exports;
+    }
+
+    // cache the resulting module object for next time
+    this.modules[moduleName] = module;
+
+    return module;
+  };
+
+}());
+
+define.Domain = Domain;
+define.globalDomain = new Domain();
+var require = define.globalDomain.require.bind(define.globalDomain);