Added vulcanize under third_party/npm_modules

node_modules/vulcanize/node_modules/whacko/lib/api/attributes.js

Index: node_modules/vulcanize/node_modules/whacko/lib/api/attributes.js
diff --git a/node_modules/vulcanize/node_modules/whacko/lib/api/attributes.js b/node_modules/vulcanize/node_modules/whacko/lib/api/attributes.js
new file mode 100644
index 0000000000000000000000000000000000000000..22783f7251e072deab96e88ed7ae75018ff97c5a
--- /dev/null
+++ b/node_modules/vulcanize/node_modules/whacko/lib/api/attributes.js
@@ -0,0 +1,416 @@
+var _ = require('lodash'),
+  utils = require('../utils'),
+  isTag = utils.isTag,
+  domEach = utils.domEach,
+  hasOwn = Object.prototype.hasOwnProperty,
+  camelCase = utils.camelCase,
+  cssCase = utils.cssCase,
+  rspace = /\s+/,
+  dataAttrPrefix = 'data-',
+
+  // Lookup table for coercing string data-* attributes to their corresponding
+  // JavaScript primitives
+  primitives = {
+    null: null,
+    true: true,
+    false: false
+  },
+
+  // Attributes that are booleans
+  rboolean = /^(?:autofocus|autoplay|async|checked|controls|defer|disabled|hidden|loop|multiple|open|readonly|required|scoped|selected)$/i,
+  // Matches strings that look like JSON objects or arrays
+  rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/;
+
+
+var getAttr = function(elem, name) {
+  if (!elem || !isTag(elem)) return;
+
+  if (!elem.attribs) {
+    elem.attribs = {};
+  }
+
+  // Return the entire attribs object if no attribute specified
+  if (!name) {
+    return elem.attribs;
+  }
+
+  if (hasOwn.call(elem.attribs, name)) {
+    // Get the (decoded) attribute
+    return rboolean.test(name) ? name : elem.attribs[name];
+  }
+};
+
+var setAttr = function(el, name, value) {
+
+  if (value === null) {
+    removeAttribute(el, name);
+  } else {
+    el.attribs[name] = value+'';
+  }
+};
+
+exports.attr = function(name, value) {
+  // Set the value (with attr map support)
+  if (typeof name === 'object' || value !== undefined) {
+    if (typeof value === 'function') {
+      return domEach(this, function(i, el) {
+        setAttr(el, name, value.call(el, i, el.attribs[name]));
+      });
+    }
+    return domEach(this, function(i, el) {
+      if (!isTag(el)) return;
+
+      if (typeof name === 'object') {
+        _.each(name, function(name, key) {
+          el.attribs[key] = name+'';
+        });
+      } else {
+        setAttr(el, name, value);
+      }
+    });
+  }
+
+  return getAttr(this[0], name);
+};
+
+var setData = function(el, name, value) {
+  if (typeof name === 'object') return _.extend(el.data, name);
+  if (typeof name === 'string' && value !== undefined) {
+    el.data[name] = value;
+  } else if (typeof name === 'object') {
+    _.exend(el.data, name);
+  }
+};
+
+// Read the specified attribute from the equivalent HTML5 `data-*` attribute,
+// and (if present) cache the value in the node's internal data store. If no
+// attribute name is specified, read *all* HTML5 `data-*` attributes in this
+// manner.
+var readData = function(el, name) {
+  var readAll = arguments.length === 1;
+  var domNames, domName, jsNames, jsName, value, idx, length;
+
+  if (readAll) {
+    domNames = Object.keys(el.attribs).filter(function(attrName) {
+      return attrName.slice(0, dataAttrPrefix.length) === dataAttrPrefix;
+    });
+    jsNames = domNames.map(function(domName) {
+      return camelCase(domName.slice(dataAttrPrefix.length));
+    });
+  } else {
+    domNames = [dataAttrPrefix + cssCase(name)];
+    jsNames = [name];
+  }
+
+  for (idx = 0, length = domNames.length; idx < length; ++idx) {
+    domName = domNames[idx];
+    jsName = jsNames[idx];
+    if (hasOwn.call(el.attribs, domName)) {
+      value = el.attribs[domName];
+
+      if (hasOwn.call(primitives, value)) {
+        value = primitives[value];
+      } else if (value === String(Number(value))) {
+        value = Number(value);
+      } else if (rbrace.test(value)) {
+        value = JSON.parse(value);
+      }
+
+      el.data[jsName] = value;
+    }
+  }
+
+  return readAll ? el.data : value;
+};
+
+exports.data = function(name, value) {
+  var elem = this[0];
+
+  if (!elem || !isTag(elem)) return;
+
+  if (!elem.data) {
+    elem.data = {};
+  }
+
+  // Return the entire data object if no data specified
+  if (!name) {
+    return readData(elem);
+  }
+
+  // Set the value (with attr map support)
+  if (typeof name === 'object' || value !== undefined) {
+    domEach(this, function(i, el) {
+      setData(el, name, value);
+    });
+    return this;
+  } else if (hasOwn.call(elem.data, name)) {
+    return elem.data[name];
+  }
+
+  return readData(elem, name);
+};
+
+/**
+ * Get the value of an element
+ */
+
+exports.val = function(value) {
+  var querying = arguments.length === 0,
+      element = this[0];
+
+  if(!element) return;
+
+  switch (element.name) {
+    case 'textarea':
+      return this.text(value);
+    case 'input':
+      switch (this.attr('type')) {
+        case 'radio':
+          var queryString = 'input[type=radio][name="' + this.attr('name') + '"]:checked';
+          var parentEl, root;
+
+          // Go up until we hit a form or root
+          parentEl = this.closest('form');
+          if (parentEl.length === 0) {
+            root = (this.parents().last()[0] || this[0]).root;
+            parentEl = this._make(root);
+          }
+
+          if (querying) {
+            return parentEl.find(queryString).attr('value');
+          } else {
+            parentEl.find(':checked').removeAttr('checked');
+            parentEl.find('input[type=radio][value="' + value + '"]').attr('checked', '');
+            return this;
+          }
+          break;
+        default:
+          return this.attr('value', value);
+      }
+      return;
+    case 'select':
+      var option = this.find('option:selected'),
+          returnValue;
+      if (option === undefined) return undefined;
+      if (!querying) {
+        if (!this.attr().hasOwnProperty('multiple') && typeof value == 'object') {
+          return this;
+        }
+        if (typeof value != 'object') {
+          value = [value];
+        }
+        this.find('option').removeAttr('selected');
+        for (var i = 0; i < value.length; i++) {
+          this.find('option[value="' + value[i] + '"]').attr('selected', '');
+        }
+        return this;
+      }
+      returnValue = option.attr('value');
+      if (this.attr().hasOwnProperty('multiple')) {
+        returnValue = [];
+        domEach(option, function(i, el) {
+          returnValue.push(el.attribs.value);
+        });
+      }
+      return returnValue;
+    case 'option':
+      if (!querying) {
+        this.attr('value', value);
+        return this;
+      }
+      return this.attr('value');
+  }
+};
+
+/**
+ * Remove an attribute
+ */
+
+var removeAttribute = function(elem, name) {
+  if (!elem.attribs || !hasOwn.call(elem.attribs, name))
+    return;
+
+  delete elem.attribs[name];
+};
+
+
+exports.removeAttr = function(name) {
+  domEach(this, function(i, elem) {
+    removeAttribute(elem, name);
+  });
+
+  return this;
+};
+
+exports.hasClass = function(className) {
+  return _.any(this, function(elem) {
+    var attrs = elem.attribs,
+        clazz = attrs && attrs['class'],
+        idx = -1,
+        end;
+
+    if (clazz) {
+      while ((idx = clazz.indexOf(className, idx+1)) > -1) {
+        end = idx + className.length;
+
+        if ((idx === 0 || rspace.test(clazz[idx-1]))
+            && (end === clazz.length || rspace.test(clazz[end]))) {
+          return true;
+        }
+      }
+    }
+  });
+};
+
+exports.addClass = function(value) {
+  // Support functions
+  if (typeof value === 'function') {
+    return domEach(this, function(i, el) {
+      var className = el.attribs['class'] || '';
+      exports.addClass.call([el], value.call(el, i, className));
+    });
+  }
+
+  // Return if no value or not a string or function
+  if (!value || typeof value !== 'string') return this;
+
+  var classNames = value.split(rspace),
+      numElements = this.length;
+
+
+  for (var i = 0; i < numElements; i++) {
+    // If selected element isn't a tag, move on
+    if (!isTag(this[i])) continue;
+
+    // If we don't already have classes
+    var className = getAttr(this[i], 'class'),
+        numClasses,
+        setClass;
+
+    if (!className) {
+      setAttr(this[i], 'class', classNames.join(' ').trim());
+    } else {
+      setClass = ' ' + className + ' ';
+      numClasses = classNames.length;
+
+      // Check if class already exists
+      for (var j = 0; j < numClasses; j++) {
+        var appendClass = classNames[j] + ' ';
+        if (!~setClass.indexOf(' ' + appendClass))
+          setClass += appendClass;
+      }
+
+      setAttr(this[i], 'class', setClass.trim());
+    }
+  }
+
+  return this;
+};
+
+var splitClass = function(className) {
+  return className ? className.trim().split(rspace) : [];
+};
+
+exports.removeClass = function(value) {
+  var classes,
+      numClasses,
+      removeAll;
+
+  // Handle if value is a function
+  if (typeof value === 'function') {
+    return domEach(this, function(i, el) {
+      exports.removeClass.call(
+        [el], value.call(el, i, el.attribs['class'] || '')
+      );
+    });
+  }
+
+  classes = splitClass(value);
+  numClasses = classes.length;
+  removeAll = arguments.length === 0;
+
+  return domEach(this, function(i, el) {
+    if (!isTag(el)) return;
+
+    if (removeAll) {
+      // Short circuit the remove all case as this is the nice one
+      el.attribs.class = '';
+    } else {
+      var elClasses = splitClass(el.attribs.class),
+          index,
+          changed;
+
+      for (var j = 0; j < numClasses; j++) {
+        index = elClasses.indexOf(classes[j]);
+
+        if (index >= 0) {
+          elClasses.splice(index, 1);
+          changed = true;
+
+          // We have to do another pass to ensure that there are not duplicate
+          // classes listed
+          j--;
+        }
+      }
+      if (changed) {
+        el.attribs.class = elClasses.join(' ');
+      }
+    }
+  });
+};
+
+exports.toggleClass = function(value, stateVal) {
+  // Support functions
+  if (typeof value === 'function') {
+    return domEach(this, function(i, el) {
+      exports.toggleClass.call(
+        [el],
+        value.call(el, i, el.attribs['class'] || '', stateVal),
+        stateVal
+      );
+    });
+  }
+
+  // Return if no value or not a string or function
+  if (!value || typeof value !== 'string') return this;
+
+  var classNames = value.split(rspace),
+    numClasses = classNames.length,
+    state = typeof stateVal === 'boolean' ? stateVal ? 1 : -1 : 0,
+    numElements = this.length,
+    elementClasses,
+    index;
+
+  for (var i = 0; i < numElements; i++) {
+    // If selected element isn't a tag, move on
+    if (!isTag(this[i])) continue;
+
+    elementClasses = splitClass(this[i].attribs.class);
+
+    // Check if class already exists
+    for (var j = 0; j < numClasses; j++) {
+      // Check if the class name is currently defined
+      index = elementClasses.indexOf(classNames[j]);
+
+      // Add if stateValue === true or we are toggling and there is no value
+      if (state >= 0 && index < 0) {
+        elementClasses.push(classNames[j]);
+      } else if (state <= 0 && index >= 0) {
+        // Otherwise remove but only if the item exists
+        elementClasses.splice(index, 1);
+      }
+    }
+
+    this[i].attribs.class = elementClasses.join(' ');
+  }
+
+  return this;
+};
+
+exports.is = function (selector) {
+  if (selector) {
+    return this.filter(selector).length > 0;
+  }
+  return false;
+};
+