node_modules

1 files changed, 236 insertions, 0 deletions

diff --git a/node_modules/react-dom/lib/DOMPropertyOperations.js b/node_modules/react-dom/lib/DOMPropertyOperations.js
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+/**
+ * Copyright 2013-present, Facebook, Inc.
+ * All rights reserved.
+ *
+ * This source code is licensed under the BSD-style license found in the
+ * LICENSE file in the root directory of this source tree. An additional grant
+ * of patent rights can be found in the PATENTS file in the same directory.
+ *
+ */
+
+'use strict';
+
+var DOMProperty = require('./DOMProperty');
+var ReactDOMComponentTree = require('./ReactDOMComponentTree');
+var ReactInstrumentation = require('./ReactInstrumentation');
+
+var quoteAttributeValueForBrowser = require('./quoteAttributeValueForBrowser');
+var warning = require('fbjs/lib/warning');
+
+var VALID_ATTRIBUTE_NAME_REGEX = new RegExp('^[' + DOMProperty.ATTRIBUTE_NAME_START_CHAR + '][' + DOMProperty.ATTRIBUTE_NAME_CHAR + ']*$');
+var illegalAttributeNameCache = {};
+var validatedAttributeNameCache = {};
+
+function isAttributeNameSafe(attributeName) {
+  if (validatedAttributeNameCache.hasOwnProperty(attributeName)) {
+    return true;
+  }
+  if (illegalAttributeNameCache.hasOwnProperty(attributeName)) {
+    return false;
+  }
+  if (VALID_ATTRIBUTE_NAME_REGEX.test(attributeName)) {
+    validatedAttributeNameCache[attributeName] = true;
+    return true;
+  }
+  illegalAttributeNameCache[attributeName] = true;
+  process.env.NODE_ENV !== 'production' ? warning(false, 'Invalid attribute name: `%s`', attributeName) : void 0;
+  return false;
+}
+
+function shouldIgnoreValue(propertyInfo, value) {
+  return value == null || propertyInfo.hasBooleanValue && !value || propertyInfo.hasNumericValue && isNaN(value) || propertyInfo.hasPositiveNumericValue && value < 1 || propertyInfo.hasOverloadedBooleanValue && value === false;
+}
+
+/**
+ * Operations for dealing with DOM properties.
+ */
+var DOMPropertyOperations = {
+
+  /**
+   * Creates markup for the ID property.
+   *
+   * @param {string} id Unescaped ID.
+   * @return {string} Markup string.
+   */
+  createMarkupForID: function (id) {
+    return DOMProperty.ID_ATTRIBUTE_NAME + '=' + quoteAttributeValueForBrowser(id);
+  },
+
+  setAttributeForID: function (node, id) {
+    node.setAttribute(DOMProperty.ID_ATTRIBUTE_NAME, id);
+  },
+
+  createMarkupForRoot: function () {
+    return DOMProperty.ROOT_ATTRIBUTE_NAME + '=""';
+  },
+
+  setAttributeForRoot: function (node) {
+    node.setAttribute(DOMProperty.ROOT_ATTRIBUTE_NAME, '');
+  },
+
+  /**
+   * Creates markup for a property.
+   *
+   * @param {string} name
+   * @param {*} value
+   * @return {?string} Markup string, or null if the property was invalid.
+   */
+  createMarkupForProperty: function (name, value) {
+    var propertyInfo = DOMProperty.properties.hasOwnProperty(name) ? DOMProperty.properties[name] : null;
+    if (propertyInfo) {
+      if (shouldIgnoreValue(propertyInfo, value)) {
+        return '';
+      }
+      var attributeName = propertyInfo.attributeName;
+      if (propertyInfo.hasBooleanValue || propertyInfo.hasOverloadedBooleanValue && value === true) {
+        return attributeName + '=""';
+      }
+      return attributeName + '=' + quoteAttributeValueForBrowser(value);
+    } else if (DOMProperty.isCustomAttribute(name)) {
+      if (value == null) {
+        return '';
+      }
+      return name + '=' + quoteAttributeValueForBrowser(value);
+    }
+    return null;
+  },
+
+  /**
+   * Creates markup for a custom property.
+   *
+   * @param {string} name
+   * @param {*} value
+   * @return {string} Markup string, or empty string if the property was invalid.
+   */
+  createMarkupForCustomAttribute: function (name, value) {
+    if (!isAttributeNameSafe(name) || value == null) {
+      return '';
+    }
+    return name + '=' + quoteAttributeValueForBrowser(value);
+  },
+
+  /**
+   * Sets the value for a property on a node.
+   *
+   * @param {DOMElement} node
+   * @param {string} name
+   * @param {*} value
+   */
+  setValueForProperty: function (node, name, value) {
+    var propertyInfo = DOMProperty.properties.hasOwnProperty(name) ? DOMProperty.properties[name] : null;
+    if (propertyInfo) {
+      var mutationMethod = propertyInfo.mutationMethod;
+      if (mutationMethod) {
+        mutationMethod(node, value);
+      } else if (shouldIgnoreValue(propertyInfo, value)) {
+        this.deleteValueForProperty(node, name);
+        return;
+      } else if (propertyInfo.mustUseProperty) {
+        // Contrary to `setAttribute`, object properties are properly
+        // `toString`ed by IE8/9.
+        node[propertyInfo.propertyName] = value;
+      } else {
+        var attributeName = propertyInfo.attributeName;
+        var namespace = propertyInfo.attributeNamespace;
+        // `setAttribute` with objects becomes only `[object]` in IE8/9,
+        // ('' + value) makes it output the correct toString()-value.
+        if (namespace) {
+          node.setAttributeNS(namespace, attributeName, '' + value);
+        } else if (propertyInfo.hasBooleanValue || propertyInfo.hasOverloadedBooleanValue && value === true) {
+          node.setAttribute(attributeName, '');
+        } else {
+          node.setAttribute(attributeName, '' + value);
+        }
+      }
+    } else if (DOMProperty.isCustomAttribute(name)) {
+      DOMPropertyOperations.setValueForAttribute(node, name, value);
+      return;
+    }
+
+    if (process.env.NODE_ENV !== 'production') {
+      var payload = {};
+      payload[name] = value;
+      ReactInstrumentation.debugTool.onHostOperation({
+        instanceID: ReactDOMComponentTree.getInstanceFromNode(node)._debugID,
+        type: 'update attribute',
+        payload: payload
+      });
+    }
+  },
+
+  setValueForAttribute: function (node, name, value) {
+    if (!isAttributeNameSafe(name)) {
+      return;
+    }
+    if (value == null) {
+      node.removeAttribute(name);
+    } else {
+      node.setAttribute(name, '' + value);
+    }
+
+    if (process.env.NODE_ENV !== 'production') {
+      var payload = {};
+      payload[name] = value;
+      ReactInstrumentation.debugTool.onHostOperation({
+        instanceID: ReactDOMComponentTree.getInstanceFromNode(node)._debugID,
+        type: 'update attribute',
+        payload: payload
+      });
+    }
+  },
+
+  /**
+   * Deletes an attributes from a node.
+   *
+   * @param {DOMElement} node
+   * @param {string} name
+   */
+  deleteValueForAttribute: function (node, name) {
+    node.removeAttribute(name);
+    if (process.env.NODE_ENV !== 'production') {
+      ReactInstrumentation.debugTool.onHostOperation({
+        instanceID: ReactDOMComponentTree.getInstanceFromNode(node)._debugID,
+        type: 'remove attribute',
+        payload: name
+      });
+    }
+  },
+
+  /**
+   * Deletes the value for a property on a node.
+   *
+   * @param {DOMElement} node
+   * @param {string} name
+   */
+  deleteValueForProperty: function (node, name) {
+    var propertyInfo = DOMProperty.properties.hasOwnProperty(name) ? DOMProperty.properties[name] : null;
+    if (propertyInfo) {
+      var mutationMethod = propertyInfo.mutationMethod;
+      if (mutationMethod) {
+        mutationMethod(node, undefined);
+      } else if (propertyInfo.mustUseProperty) {
+        var propName = propertyInfo.propertyName;
+        if (propertyInfo.hasBooleanValue) {
+          node[propName] = false;
+        } else {
+          node[propName] = '';
+        }
+      } else {
+        node.removeAttribute(propertyInfo.attributeName);
+      }
+    } else if (DOMProperty.isCustomAttribute(name)) {
+      node.removeAttribute(name);
+    }
+
+    if (process.env.NODE_ENV !== 'production') {
+      ReactInstrumentation.debugTool.onHostOperation({
+        instanceID: ReactDOMComponentTree.getInstanceFromNode(node)._debugID,
+        type: 'remove attribute',
+        payload: name
+      });
+    }
+  }
+
+};
+
+module.exports = DOMPropertyOperations;
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