initial commit

node_modules/should/lib/ext/error.js

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+/*!
+ * Should
+ * Copyright(c) 2010-2014 TJ Holowaychuk <tj@vision-media.ca>
+ * MIT Licensed
+ */
+
+module.exports = function(should, Assertion) {
+  var i = should.format;
+
+  Assertion.add('throw', function(message) {
+    var fn = this.obj
+      , err = {}
+      , errorInfo = ''
+      , ok = true;
+
+    try {
+      fn();
+      ok = false;
+    } catch(e) {
+      err = e;
+    }
+
+    if(ok) {
+      if('string' == typeof message) {
+        ok = message == err.message;
+      } else if(message instanceof RegExp) {
+        ok = message.test(err.message);
+      } else if('function' == typeof message) {
+        ok = err instanceof message;
+      }
+
+      if(message && !ok) {
+        if('string' == typeof message) {
+          errorInfo = " with a message matching '" + message + "', but got '" + err.message + "'";
+        } else if(message instanceof RegExp) {
+          errorInfo = " with a message matching " + message + ", but got '" + err.message + "'";
+        } else if('function' == typeof message) {
+          errorInfo = " of type " + message.name + ", but got " + err.constructor.name;
+        }
+      } else {
+        errorInfo = " (got " + i(err) + ")";
+      }
+    }
+
+    this.params = { operator: 'to throw exception' + errorInfo };
+
+    this.assert(ok);
+  });
+
+  Assertion.alias('throw', 'throwError');
+};