atom-nuclide/pkg/nuclide-type-hint/lib/TypeHintComponent.js

A unified developer experience for web and mobile development, built as a suite of features on top of Atom to provide hackability and the support of an active community.

Object.defineProperty(exports, '__esModule', {
  value: true
});

/*
 * Copyright (c) 2015-present, Facebook, Inc.
 * All rights reserved.
 *
 * This source code is licensed under the license found in the LICENSE file in
 * the root directory of this source tree.
 */

var _createClass = (function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ('value' in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; })();

var _get = function get(_x, _x2, _x3) { var _again = true; _function: while (_again) { var object = _x, property = _x2, receiver = _x3; _again = false; if (object === null) object = Function.prototype; var desc = Object.getOwnPropertyDescriptor(object, property); if (desc === undefined) { var parent = Object.getPrototypeOf(object); if (parent === null) { return undefined; } else { _x = parent; _x2 = property; _x3 = receiver; _again = true; desc = parent = undefined; continue _function; } } else if ('value' in desc) { return desc.value; } else { var getter = desc.get; if (getter === undefined) { return undefined; } return getter.call(receiver); } } };

exports.makeTypeHintComponent = makeTypeHintComponent;

function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError('Cannot call a class as a function'); } }

function _inherits(subClass, superClass) { if (typeof superClass !== 'function' && superClass !== null) { throw new TypeError('Super expression must either be null or a function, not ' + typeof superClass); } subClass.prototype = Object.create(superClass && superClass.prototype, { constructor: { value: subClass, enumerable: false, writable: true, configurable: true } }); if (superClass) Object.setPrototypeOf ? Object.setPrototypeOf(subClass, superClass) : subClass.__proto__ = superClass; }

var _atom2;

function _atom() {
  return _atom2 = require('atom');
}

var _reactForAtom2;

function _reactForAtom() {
  return _reactForAtom2 = require('react-for-atom');
}

var _nuclideUiLibAtomTextEditor2;

function _nuclideUiLibAtomTextEditor() {
  return _nuclideUiLibAtomTextEditor2 = require('../../nuclide-ui/lib/AtomTextEditor');
}

function makeTypeHintComponent(content, grammar) {
  return function () {
    return (_reactForAtom2 || _reactForAtom()).React.createElement(TypeHintComponent, { content: content, grammar: grammar });
  };
}

var TypeHintComponent = (function (_React$Component) {
  _inherits(TypeHintComponent, _React$Component);

  function TypeHintComponent(props) {
    _classCallCheck(this, TypeHintComponent);

    _get(Object.getPrototypeOf(TypeHintComponent.prototype), 'constructor', this).call(this, props);
    this.state = {
      expandedNodes: new Set()
    };
  }

  _createClass(TypeHintComponent, [{
    key: 'renderPrimitive',
    value: function renderPrimitive(value) {
      var buffer = new (_atom2 || _atom()).TextBuffer(value);
      var grammar = this.props.grammar;

      return (_reactForAtom2 || _reactForAtom()).React.createElement(
        'div',
        { className: 'nuclide-type-hint-text-editor-container' },
        (_reactForAtom2 || _reactForAtom()).React.createElement((_nuclideUiLibAtomTextEditor2 || _nuclideUiLibAtomTextEditor()).AtomTextEditor, {
          className: 'nuclide-type-hint-text-editor',
          gutterHidden: true,
          readOnly: true,
          syncTextContents: false,
          autoGrow: true,
          grammar: grammar,
          textBuffer: buffer
        })
      );
    }
  }, {
    key: 'handleChevronClick',
    value: function handleChevronClick(tree, event) {
      var expandedNodes = this.state.expandedNodes;

      if (expandedNodes.has(tree)) {
        expandedNodes.delete(tree);
      } else {
        expandedNodes.add(tree);
      }
      // Force update.
      this.forceUpdate();
    }
  }, {
    key: 'renderHierarchical',
    value: function renderHierarchical(tree) {
      var _this = this;

      if (tree.children == null) {
        return this.renderPrimitive(tree.value);
      }
      var children = tree.children.map(function (child) {
        return _this.renderHierarchical(child);
      });
      var isExpanded = this.state.expandedNodes.has(tree);
      var childrenList = isExpanded ? (_reactForAtom2 || _reactForAtom()).React.createElement(
        'ul',
        { className: 'list-tree' },
        children
      ) : null;
      var className = 'icon nuclide-type-hint-expandable-chevron ' + ('icon-chevron-' + (isExpanded ? 'down' : 'right'));
      return (_reactForAtom2 || _reactForAtom()).React.createElement(
        'li',
        { className: 'list-nested-item' },
        (_reactForAtom2 || _reactForAtom()).React.createElement(
          'div',
          { className: 'list-item' },
          (_reactForAtom2 || _reactForAtom()).React.createElement(
            'span',
            null,
            (_reactForAtom2 || _reactForAtom()).React.createElement('span', {
              className: className,
              onClick: this.handleChevronClick.bind(this, tree)
            }),
            tree.value
          )
        ),
        childrenList
      );
    }
  }, {
    key: 'render',
    value: function render() {
      var content = this.props.content;

      if (typeof content === 'string') {
        return this.renderPrimitive(content);
      }
      return (_reactForAtom2 || _reactForAtom()).React.createElement(
        'ul',
        { className: 'list-tree' },
        this.renderHierarchical(content)
      );
    }
  }]);

  return TypeHintComponent;
})((_reactForAtom2 || _reactForAtom()).React.Component);