planning

node_modules/react-split-pane/dist/index.cjs.js

@@ -0,0 +1,707 @@
+'use strict';
+
+Object.defineProperty(exports, '__esModule', { value: true });
+
+function _interopDefault (ex) { return (ex && (typeof ex === 'object') && 'default' in ex) ? ex['default'] : ex; }
+
+var React = _interopDefault(require('react'));
+var PropTypes = _interopDefault(require('prop-types'));
+var stylePropType = _interopDefault(require('react-style-proptype'));
+var reactLifecyclesCompat = require('react-lifecycles-compat');
+
+function _classCallCheck(instance, Constructor) {
+  if (!(instance instanceof Constructor)) {
+    throw new TypeError("Cannot call a class as a 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);
+  }
+}
+
+function _createClass(Constructor, protoProps, staticProps) {
+  if (protoProps) _defineProperties(Constructor.prototype, protoProps);
+  if (staticProps) _defineProperties(Constructor, staticProps);
+  return Constructor;
+}
+
+function _defineProperty(obj, key, value) {
+  if (key in obj) {
+    Object.defineProperty(obj, key, {
+      value: value,
+      enumerable: true,
+      configurable: true,
+      writable: true
+    });
+  } else {
+    obj[key] = value;
+  }
+
+  return obj;
+}
+
+function ownKeys(object, enumerableOnly) {
+  var keys = Object.keys(object);
+
+  if (Object.getOwnPropertySymbols) {
+    var symbols = Object.getOwnPropertySymbols(object);
+    if (enumerableOnly) symbols = symbols.filter(function (sym) {
+      return Object.getOwnPropertyDescriptor(object, sym).enumerable;
+    });
+    keys.push.apply(keys, symbols);
+  }
+
+  return keys;
+}
+
+function _objectSpread2(target) {
+  for (var i = 1; i < arguments.length; i++) {
+    var source = arguments[i] != null ? arguments[i] : {};
+
+    if (i % 2) {
+      ownKeys(Object(source), true).forEach(function (key) {
+        _defineProperty(target, key, source[key]);
+      });
+    } else if (Object.getOwnPropertyDescriptors) {
+      Object.defineProperties(target, Object.getOwnPropertyDescriptors(source));
+    } else {
+      ownKeys(Object(source)).forEach(function (key) {
+        Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));
+      });
+    }
+  }
+
+  return target;
+}
+
+function _inherits(subClass, superClass) {
+  if (typeof superClass !== "function" && superClass !== null) {
+    throw new TypeError("Super expression must either be null or a function");
+  }
+
+  subClass.prototype = Object.create(superClass && superClass.prototype, {
+    constructor: {
+      value: subClass,
+      writable: true,
+      configurable: true
+    }
+  });
+  if (superClass) _setPrototypeOf(subClass, superClass);
+}
+
+function _getPrototypeOf(o) {
+  _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
+    return o.__proto__ || Object.getPrototypeOf(o);
+  };
+  return _getPrototypeOf(o);
+}
+
+function _setPrototypeOf(o, p) {
+  _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
+    o.__proto__ = p;
+    return o;
+  };
+
+  return _setPrototypeOf(o, p);
+}
+
+function _isNativeReflectConstruct() {
+  if (typeof Reflect === "undefined" || !Reflect.construct) return false;
+  if (Reflect.construct.sham) return false;
+  if (typeof Proxy === "function") return true;
+
+  try {
+    Date.prototype.toString.call(Reflect.construct(Date, [], function () {}));
+    return true;
+  } catch (e) {
+    return false;
+  }
+}
+
+function _assertThisInitialized(self) {
+  if (self === void 0) {
+    throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
+  }
+
+  return self;
+}
+
+function _possibleConstructorReturn(self, call) {
+  if (call && (typeof call === "object" || typeof call === "function")) {
+    return call;
+  }
+
+  return _assertThisInitialized(self);
+}
+
+function _createSuper(Derived) {
+  return function () {
+    var Super = _getPrototypeOf(Derived),
+        result;
+
+    if (_isNativeReflectConstruct()) {
+      var NewTarget = _getPrototypeOf(this).constructor;
+
+      result = Reflect.construct(Super, arguments, NewTarget);
+    } else {
+      result = Super.apply(this, arguments);
+    }
+
+    return _possibleConstructorReturn(this, result);
+  };
+}
+
+var Pane = /*#__PURE__*/function (_React$PureComponent) {
+  _inherits(Pane, _React$PureComponent);
+
+  var _super = _createSuper(Pane);
+
+  function Pane() {
+    _classCallCheck(this, Pane);
+
+    return _super.apply(this, arguments);
+  }
+
+  _createClass(Pane, [{
+    key: "render",
+    value: function render() {
+      var _this$props = this.props,
+          children = _this$props.children,
+          className = _this$props.className,
+          split = _this$props.split,
+          styleProps = _this$props.style,
+          size = _this$props.size,
+          eleRef = _this$props.eleRef;
+      var classes = ['Pane', split, className];
+      var style = {
+        flex: 1,
+        position: 'relative',
+        outline: 'none'
+      };
+
+      if (size !== undefined) {
+        if (split === 'vertical') {
+          style.width = size;
+        } else {
+          style.height = size;
+          style.display = 'flex';
+        }
+
+        style.flex = 'none';
+      }
+
+      style = Object.assign({}, style, styleProps || {});
+      return /*#__PURE__*/React.createElement("div", {
+        ref: eleRef,
+        className: classes.join(' '),
+        style: style
+      }, children);
+    }
+  }]);
+
+  return Pane;
+}(React.PureComponent);
+
+Pane.propTypes = {
+  className: PropTypes.string.isRequired,
+  children: PropTypes.node.isRequired,
+  size: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
+  split: PropTypes.oneOf(['vertical', 'horizontal']),
+  style: stylePropType,
+  eleRef: PropTypes.func
+};
+Pane.defaultProps = {};
+
+var RESIZER_DEFAULT_CLASSNAME = 'Resizer';
+
+var Resizer = /*#__PURE__*/function (_React$Component) {
+  _inherits(Resizer, _React$Component);
+
+  var _super = _createSuper(Resizer);
+
+  function Resizer() {
+    _classCallCheck(this, Resizer);
+
+    return _super.apply(this, arguments);
+  }
+
+  _createClass(Resizer, [{
+    key: "render",
+    value: function render() {
+      var _this$props = this.props,
+          className = _this$props.className,
+          _onClick = _this$props.onClick,
+          _onDoubleClick = _this$props.onDoubleClick,
+          _onMouseDown = _this$props.onMouseDown,
+          _onTouchEnd = _this$props.onTouchEnd,
+          _onTouchStart = _this$props.onTouchStart,
+          resizerClassName = _this$props.resizerClassName,
+          split = _this$props.split,
+          style = _this$props.style;
+      var classes = [resizerClassName, split, className];
+      return /*#__PURE__*/React.createElement("span", {
+        role: "presentation",
+        className: classes.join(' '),
+        style: style,
+        onMouseDown: function onMouseDown(event) {
+          return _onMouseDown(event);
+        },
+        onTouchStart: function onTouchStart(event) {
+          event.preventDefault();
+
+          _onTouchStart(event);
+        },
+        onTouchEnd: function onTouchEnd(event) {
+          event.preventDefault();
+
+          _onTouchEnd(event);
+        },
+        onClick: function onClick(event) {
+          if (_onClick) {
+            event.preventDefault();
+
+            _onClick(event);
+          }
+        },
+        onDoubleClick: function onDoubleClick(event) {
+          if (_onDoubleClick) {
+            event.preventDefault();
+
+            _onDoubleClick(event);
+          }
+        }
+      });
+    }
+  }]);
+
+  return Resizer;
+}(React.Component);
+
+Resizer.propTypes = {
+  className: PropTypes.string.isRequired,
+  onClick: PropTypes.func,
+  onDoubleClick: PropTypes.func,
+  onMouseDown: PropTypes.func.isRequired,
+  onTouchStart: PropTypes.func.isRequired,
+  onTouchEnd: PropTypes.func.isRequired,
+  split: PropTypes.oneOf(['vertical', 'horizontal']),
+  style: stylePropType,
+  resizerClassName: PropTypes.string.isRequired
+};
+Resizer.defaultProps = {
+  resizerClassName: RESIZER_DEFAULT_CLASSNAME
+};
+
+function unFocus(document, window) {
+  if (document.selection) {
+    document.selection.empty();
+  } else {
+    try {
+      window.getSelection().removeAllRanges(); // eslint-disable-next-line no-empty
+    } catch (e) {}
+  }
+}
+
+function getDefaultSize(defaultSize, minSize, maxSize, draggedSize) {
+  if (typeof draggedSize === 'number') {
+    var min = typeof minSize === 'number' ? minSize : 0;
+    var max = typeof maxSize === 'number' && maxSize >= 0 ? maxSize : Infinity;
+    return Math.max(min, Math.min(max, draggedSize));
+  }
+
+  if (defaultSize !== undefined) {
+    return defaultSize;
+  }
+
+  return minSize;
+}
+
+function removeNullChildren(children) {
+  return React.Children.toArray(children).filter(function (c) {
+    return c;
+  });
+}
+
+var SplitPane = /*#__PURE__*/function (_React$Component) {
+  _inherits(SplitPane, _React$Component);
+
+  var _super = _createSuper(SplitPane);
+
+  function SplitPane(props) {
+    var _this;
+
+    _classCallCheck(this, SplitPane);
+
+    _this = _super.call(this, props);
+    _this.onMouseDown = _this.onMouseDown.bind(_assertThisInitialized(_this));
+    _this.onTouchStart = _this.onTouchStart.bind(_assertThisInitialized(_this));
+    _this.onMouseMove = _this.onMouseMove.bind(_assertThisInitialized(_this));
+    _this.onTouchMove = _this.onTouchMove.bind(_assertThisInitialized(_this));
+    _this.onMouseUp = _this.onMouseUp.bind(_assertThisInitialized(_this)); // order of setting panel sizes.
+    // 1. size
+    // 2. getDefaultSize(defaultSize, minsize, maxSize)
+
+    var size = props.size,
+        defaultSize = props.defaultSize,
+        minSize = props.minSize,
+        maxSize = props.maxSize,
+        primary = props.primary;
+    var initialSize = size !== undefined ? size : getDefaultSize(defaultSize, minSize, maxSize, null);
+    _this.state = {
+      active: false,
+      resized: false,
+      pane1Size: primary === 'first' ? initialSize : undefined,
+      pane2Size: primary === 'second' ? initialSize : undefined,
+      // these are props that are needed in static functions. ie: gDSFP
+      instanceProps: {
+        size: size
+      }
+    };
+    return _this;
+  }
+
+  _createClass(SplitPane, [{
+    key: "componentDidMount",
+    value: function componentDidMount() {
+      document.addEventListener('mouseup', this.onMouseUp);
+      document.addEventListener('mousemove', this.onMouseMove);
+      document.addEventListener('touchmove', this.onTouchMove);
+      this.setState(SplitPane.getSizeUpdate(this.props, this.state));
+    }
+  }, {
+    key: "componentWillUnmount",
+    value: function componentWillUnmount() {
+      document.removeEventListener('mouseup', this.onMouseUp);
+      document.removeEventListener('mousemove', this.onMouseMove);
+      document.removeEventListener('touchmove', this.onTouchMove);
+    }
+  }, {
+    key: "onMouseDown",
+    value: function onMouseDown(event) {
+      var eventWithTouches = Object.assign({}, event, {
+        touches: [{
+          clientX: event.clientX,
+          clientY: event.clientY
+        }]
+      });
+      this.onTouchStart(eventWithTouches);
+    }
+  }, {
+    key: "onTouchStart",
+    value: function onTouchStart(event) {
+      var _this$props = this.props,
+          allowResize = _this$props.allowResize,
+          onDragStarted = _this$props.onDragStarted,
+          split = _this$props.split;
+
+      if (allowResize) {
+        unFocus(document, window);
+        var position = split === 'vertical' ? event.touches[0].clientX : event.touches[0].clientY;
+
+        if (typeof onDragStarted === 'function') {
+          onDragStarted();
+        }
+
+        this.setState({
+          active: true,
+          position: position
+        });
+      }
+    }
+  }, {
+    key: "onMouseMove",
+    value: function onMouseMove(event) {
+      var eventWithTouches = Object.assign({}, event, {
+        touches: [{
+          clientX: event.clientX,
+          clientY: event.clientY
+        }]
+      });
+      this.onTouchMove(eventWithTouches);
+    }
+  }, {
+    key: "onTouchMove",
+    value: function onTouchMove(event) {
+      var _this$props2 = this.props,
+          allowResize = _this$props2.allowResize,
+          maxSize = _this$props2.maxSize,
+          minSize = _this$props2.minSize,
+          onChange = _this$props2.onChange,
+          split = _this$props2.split,
+          step = _this$props2.step;
+      var _this$state = this.state,
+          active = _this$state.active,
+          position = _this$state.position;
+
+      if (allowResize && active) {
+        unFocus(document, window);
+        var isPrimaryFirst = this.props.primary === 'first';
+        var ref = isPrimaryFirst ? this.pane1 : this.pane2;
+        var ref2 = isPrimaryFirst ? this.pane2 : this.pane1;
+
+        if (ref) {
+          var node = ref;
+          var node2 = ref2;
+
+          if (node.getBoundingClientRect) {
+            var width = node.getBoundingClientRect().width;
+            var height = node.getBoundingClientRect().height;
+            var current = split === 'vertical' ? event.touches[0].clientX : event.touches[0].clientY;
+            var size = split === 'vertical' ? width : height;
+            var positionDelta = position - current;
+
+            if (step) {
+              if (Math.abs(positionDelta) < step) {
+                return;
+              } // Integer division
+              // eslint-disable-next-line no-bitwise
+
+
+              positionDelta = ~~(positionDelta / step) * step;
+            }
+
+            var sizeDelta = isPrimaryFirst ? positionDelta : -positionDelta;
+            var pane1Order = parseInt(window.getComputedStyle(node).order);
+            var pane2Order = parseInt(window.getComputedStyle(node2).order);
+
+            if (pane1Order > pane2Order) {
+              sizeDelta = -sizeDelta;
+            }
+
+            var newMaxSize = maxSize;
+
+            if (maxSize !== undefined && maxSize <= 0) {
+              var splitPane = this.splitPane;
+
+              if (split === 'vertical') {
+                newMaxSize = splitPane.getBoundingClientRect().width + maxSize;
+              } else {
+                newMaxSize = splitPane.getBoundingClientRect().height + maxSize;
+              }
+            }
+
+            var newSize = size - sizeDelta;
+            var newPosition = position - positionDelta;
+
+            if (newSize < minSize) {
+              newSize = minSize;
+            } else if (maxSize !== undefined && newSize > newMaxSize) {
+              newSize = newMaxSize;
+            } else {
+              this.setState({
+                position: newPosition,
+                resized: true
+              });
+            }
+
+            if (onChange) onChange(newSize);
+            this.setState(_defineProperty({
+              draggedSize: newSize
+            }, isPrimaryFirst ? 'pane1Size' : 'pane2Size', newSize));
+          }
+        }
+      }
+    }
+  }, {
+    key: "onMouseUp",
+    value: function onMouseUp() {
+      var _this$props3 = this.props,
+          allowResize = _this$props3.allowResize,
+          onDragFinished = _this$props3.onDragFinished;
+      var _this$state2 = this.state,
+          active = _this$state2.active,
+          draggedSize = _this$state2.draggedSize;
+
+      if (allowResize && active) {
+        if (typeof onDragFinished === 'function') {
+          onDragFinished(draggedSize);
+        }
+
+        this.setState({
+          active: false
+        });
+      }
+    } // we have to check values since gDSFP is called on every render and more in StrictMode
+
+  }, {
+    key: "render",
+    value: function render() {
+      var _this2 = this;
+
+      var _this$props4 = this.props,
+          allowResize = _this$props4.allowResize,
+          children = _this$props4.children,
+          className = _this$props4.className,
+          onResizerClick = _this$props4.onResizerClick,
+          onResizerDoubleClick = _this$props4.onResizerDoubleClick,
+          paneClassName = _this$props4.paneClassName,
+          pane1ClassName = _this$props4.pane1ClassName,
+          pane2ClassName = _this$props4.pane2ClassName,
+          paneStyle = _this$props4.paneStyle,
+          pane1StyleProps = _this$props4.pane1Style,
+          pane2StyleProps = _this$props4.pane2Style,
+          resizerClassName = _this$props4.resizerClassName,
+          resizerStyle = _this$props4.resizerStyle,
+          split = _this$props4.split,
+          styleProps = _this$props4.style;
+      var _this$state3 = this.state,
+          pane1Size = _this$state3.pane1Size,
+          pane2Size = _this$state3.pane2Size;
+      var disabledClass = allowResize ? '' : 'disabled';
+      var resizerClassNamesIncludingDefault = resizerClassName ? "".concat(resizerClassName, " ").concat(RESIZER_DEFAULT_CLASSNAME) : resizerClassName;
+      var notNullChildren = removeNullChildren(children);
+
+      var style = _objectSpread2({
+        display: 'flex',
+        flex: 1,
+        height: '100%',
+        position: 'absolute',
+        outline: 'none',
+        overflow: 'hidden',
+        MozUserSelect: 'text',
+        WebkitUserSelect: 'text',
+        msUserSelect: 'text',
+        userSelect: 'text'
+      }, styleProps);
+
+      if (split === 'vertical') {
+        Object.assign(style, {
+          flexDirection: 'row',
+          left: 0,
+          right: 0
+        });
+      } else {
+        Object.assign(style, {
+          bottom: 0,
+          flexDirection: 'column',
+          minHeight: '100%',
+          top: 0,
+          width: '100%'
+        });
+      }
+
+      var classes = ['SplitPane', className, split, disabledClass];
+
+      var pane1Style = _objectSpread2({}, paneStyle, {}, pane1StyleProps);
+
+      var pane2Style = _objectSpread2({}, paneStyle, {}, pane2StyleProps);
+
+      var pane1Classes = ['Pane1', paneClassName, pane1ClassName].join(' ');
+      var pane2Classes = ['Pane2', paneClassName, pane2ClassName].join(' ');
+      return /*#__PURE__*/React.createElement("div", {
+        className: classes.join(' '),
+        ref: function ref(node) {
+          _this2.splitPane = node;
+        },
+        style: style
+      }, /*#__PURE__*/React.createElement(Pane, {
+        className: pane1Classes,
+        key: "pane1",
+        eleRef: function eleRef(node) {
+          _this2.pane1 = node;
+        },
+        size: pane1Size,
+        split: split,
+        style: pane1Style
+      }, notNullChildren[0]), /*#__PURE__*/React.createElement(Resizer, {
+        className: disabledClass,
+        onClick: onResizerClick,
+        onDoubleClick: onResizerDoubleClick,
+        onMouseDown: this.onMouseDown,
+        onTouchStart: this.onTouchStart,
+        onTouchEnd: this.onMouseUp,
+        key: "resizer",
+        resizerClassName: resizerClassNamesIncludingDefault,
+        split: split,
+        style: resizerStyle || {}
+      }), /*#__PURE__*/React.createElement(Pane, {
+        className: pane2Classes,
+        key: "pane2",
+        eleRef: function eleRef(node) {
+          _this2.pane2 = node;
+        },
+        size: pane2Size,
+        split: split,
+        style: pane2Style
+      }, notNullChildren[1]));
+    }
+  }], [{
+    key: "getDerivedStateFromProps",
+    value: function getDerivedStateFromProps(nextProps, prevState) {
+      return SplitPane.getSizeUpdate(nextProps, prevState);
+    }
+  }, {
+    key: "getSizeUpdate",
+    value: function getSizeUpdate(props, state) {
+      var newState = {};
+      var instanceProps = state.instanceProps;
+
+      if (instanceProps.size === props.size && props.size !== undefined) {
+        return {};
+      }
+
+      var newSize = props.size !== undefined ? props.size : getDefaultSize(props.defaultSize, props.minSize, props.maxSize, state.draggedSize);
+
+      if (props.size !== undefined) {
+        newState.draggedSize = newSize;
+      }
+
+      var isPanel1Primary = props.primary === 'first';
+      newState[isPanel1Primary ? 'pane1Size' : 'pane2Size'] = newSize;
+      newState[isPanel1Primary ? 'pane2Size' : 'pane1Size'] = undefined;
+      newState.instanceProps = {
+        size: props.size
+      };
+      return newState;
+    }
+  }]);
+
+  return SplitPane;
+}(React.Component);
+
+SplitPane.propTypes = {
+  allowResize: PropTypes.bool,
+  children: PropTypes.arrayOf(PropTypes.node).isRequired,
+  className: PropTypes.string,
+  primary: PropTypes.oneOf(['first', 'second']),
+  minSize: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
+  maxSize: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
+  // eslint-disable-next-line react/no-unused-prop-types
+  defaultSize: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
+  size: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
+  split: PropTypes.oneOf(['vertical', 'horizontal']),
+  onDragStarted: PropTypes.func,
+  onDragFinished: PropTypes.func,
+  onChange: PropTypes.func,
+  onResizerClick: PropTypes.func,
+  onResizerDoubleClick: PropTypes.func,
+  style: stylePropType,
+  resizerStyle: stylePropType,
+  paneClassName: PropTypes.string,
+  pane1ClassName: PropTypes.string,
+  pane2ClassName: PropTypes.string,
+  paneStyle: stylePropType,
+  pane1Style: stylePropType,
+  pane2Style: stylePropType,
+  resizerClassName: PropTypes.string,
+  step: PropTypes.number
+};
+SplitPane.defaultProps = {
+  allowResize: true,
+  minSize: 50,
+  primary: 'first',
+  split: 'vertical',
+  paneClassName: '',
+  pane1ClassName: '',
+  pane2ClassName: ''
+};
+reactLifecyclesCompat.polyfill(SplitPane);
+
+exports.Pane = Pane;
+exports.default = SplitPane;

node_modules/react-split-pane/dist/index.esm.js

@@ -0,0 +1,701 @@
+import React from 'react';
+import PropTypes from 'prop-types';
+import stylePropType from 'react-style-proptype';
+import { polyfill } from 'react-lifecycles-compat';
+
+function _classCallCheck(instance, Constructor) {
+  if (!(instance instanceof Constructor)) {
+    throw new TypeError("Cannot call a class as a 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);
+  }
+}
+
+function _createClass(Constructor, protoProps, staticProps) {
+  if (protoProps) _defineProperties(Constructor.prototype, protoProps);
+  if (staticProps) _defineProperties(Constructor, staticProps);
+  return Constructor;
+}
+
+function _defineProperty(obj, key, value) {
+  if (key in obj) {
+    Object.defineProperty(obj, key, {
+      value: value,
+      enumerable: true,
+      configurable: true,
+      writable: true
+    });
+  } else {
+    obj[key] = value;
+  }
+
+  return obj;
+}
+
+function ownKeys(object, enumerableOnly) {
+  var keys = Object.keys(object);
+
+  if (Object.getOwnPropertySymbols) {
+    var symbols = Object.getOwnPropertySymbols(object);
+    if (enumerableOnly) symbols = symbols.filter(function (sym) {
+      return Object.getOwnPropertyDescriptor(object, sym).enumerable;
+    });
+    keys.push.apply(keys, symbols);
+  }
+
+  return keys;
+}
+
+function _objectSpread2(target) {
+  for (var i = 1; i < arguments.length; i++) {
+    var source = arguments[i] != null ? arguments[i] : {};
+
+    if (i % 2) {
+      ownKeys(Object(source), true).forEach(function (key) {
+        _defineProperty(target, key, source[key]);
+      });
+    } else if (Object.getOwnPropertyDescriptors) {
+      Object.defineProperties(target, Object.getOwnPropertyDescriptors(source));
+    } else {
+      ownKeys(Object(source)).forEach(function (key) {
+        Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key));
+      });
+    }
+  }
+
+  return target;
+}
+
+function _inherits(subClass, superClass) {
+  if (typeof superClass !== "function" && superClass !== null) {
+    throw new TypeError("Super expression must either be null or a function");
+  }
+
+  subClass.prototype = Object.create(superClass && superClass.prototype, {
+    constructor: {
+      value: subClass,
+      writable: true,
+      configurable: true
+    }
+  });
+  if (superClass) _setPrototypeOf(subClass, superClass);
+}
+
+function _getPrototypeOf(o) {
+  _getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
+    return o.__proto__ || Object.getPrototypeOf(o);
+  };
+  return _getPrototypeOf(o);
+}
+
+function _setPrototypeOf(o, p) {
+  _setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
+    o.__proto__ = p;
+    return o;
+  };
+
+  return _setPrototypeOf(o, p);
+}
+
+function _isNativeReflectConstruct() {
+  if (typeof Reflect === "undefined" || !Reflect.construct) return false;
+  if (Reflect.construct.sham) return false;
+  if (typeof Proxy === "function") return true;
+
+  try {
+    Date.prototype.toString.call(Reflect.construct(Date, [], function () {}));
+    return true;
+  } catch (e) {
+    return false;
+  }
+}
+
+function _assertThisInitialized(self) {
+  if (self === void 0) {
+    throw new ReferenceError("this hasn't been initialised - super() hasn't been called");
+  }
+
+  return self;
+}
+
+function _possibleConstructorReturn(self, call) {
+  if (call && (typeof call === "object" || typeof call === "function")) {
+    return call;
+  }
+
+  return _assertThisInitialized(self);
+}
+
+function _createSuper(Derived) {
+  return function () {
+    var Super = _getPrototypeOf(Derived),
+        result;
+
+    if (_isNativeReflectConstruct()) {
+      var NewTarget = _getPrototypeOf(this).constructor;
+
+      result = Reflect.construct(Super, arguments, NewTarget);
+    } else {
+      result = Super.apply(this, arguments);
+    }
+
+    return _possibleConstructorReturn(this, result);
+  };
+}
+
+var Pane = /*#__PURE__*/function (_React$PureComponent) {
+  _inherits(Pane, _React$PureComponent);
+
+  var _super = _createSuper(Pane);
+
+  function Pane() {
+    _classCallCheck(this, Pane);
+
+    return _super.apply(this, arguments);
+  }
+
+  _createClass(Pane, [{
+    key: "render",
+    value: function render() {
+      var _this$props = this.props,
+          children = _this$props.children,
+          className = _this$props.className,
+          split = _this$props.split,
+          styleProps = _this$props.style,
+          size = _this$props.size,
+          eleRef = _this$props.eleRef;
+      var classes = ['Pane', split, className];
+      var style = {
+        flex: 1,
+        position: 'relative',
+        outline: 'none'
+      };
+
+      if (size !== undefined) {
+        if (split === 'vertical') {
+          style.width = size;
+        } else {
+          style.height = size;
+          style.display = 'flex';
+        }
+
+        style.flex = 'none';
+      }
+
+      style = Object.assign({}, style, styleProps || {});
+      return /*#__PURE__*/React.createElement("div", {
+        ref: eleRef,
+        className: classes.join(' '),
+        style: style
+      }, children);
+    }
+  }]);
+
+  return Pane;
+}(React.PureComponent);
+
+Pane.propTypes = {
+  className: PropTypes.string.isRequired,
+  children: PropTypes.node.isRequired,
+  size: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
+  split: PropTypes.oneOf(['vertical', 'horizontal']),
+  style: stylePropType,
+  eleRef: PropTypes.func
+};
+Pane.defaultProps = {};
+
+var RESIZER_DEFAULT_CLASSNAME = 'Resizer';
+
+var Resizer = /*#__PURE__*/function (_React$Component) {
+  _inherits(Resizer, _React$Component);
+
+  var _super = _createSuper(Resizer);
+
+  function Resizer() {
+    _classCallCheck(this, Resizer);
+
+    return _super.apply(this, arguments);
+  }
+
+  _createClass(Resizer, [{
+    key: "render",
+    value: function render() {
+      var _this$props = this.props,
+          className = _this$props.className,
+          _onClick = _this$props.onClick,
+          _onDoubleClick = _this$props.onDoubleClick,
+          _onMouseDown = _this$props.onMouseDown,
+          _onTouchEnd = _this$props.onTouchEnd,
+          _onTouchStart = _this$props.onTouchStart,
+          resizerClassName = _this$props.resizerClassName,
+          split = _this$props.split,
+          style = _this$props.style;
+      var classes = [resizerClassName, split, className];
+      return /*#__PURE__*/React.createElement("span", {
+        role: "presentation",
+        className: classes.join(' '),
+        style: style,
+        onMouseDown: function onMouseDown(event) {
+          return _onMouseDown(event);
+        },
+        onTouchStart: function onTouchStart(event) {
+          event.preventDefault();
+
+          _onTouchStart(event);
+        },
+        onTouchEnd: function onTouchEnd(event) {
+          event.preventDefault();
+
+          _onTouchEnd(event);
+        },
+        onClick: function onClick(event) {
+          if (_onClick) {
+            event.preventDefault();
+
+            _onClick(event);
+          }
+        },
+        onDoubleClick: function onDoubleClick(event) {
+          if (_onDoubleClick) {
+            event.preventDefault();
+
+            _onDoubleClick(event);
+          }
+        }
+      });
+    }
+  }]);
+
+  return Resizer;
+}(React.Component);
+
+Resizer.propTypes = {
+  className: PropTypes.string.isRequired,
+  onClick: PropTypes.func,
+  onDoubleClick: PropTypes.func,
+  onMouseDown: PropTypes.func.isRequired,
+  onTouchStart: PropTypes.func.isRequired,
+  onTouchEnd: PropTypes.func.isRequired,
+  split: PropTypes.oneOf(['vertical', 'horizontal']),
+  style: stylePropType,
+  resizerClassName: PropTypes.string.isRequired
+};
+Resizer.defaultProps = {
+  resizerClassName: RESIZER_DEFAULT_CLASSNAME
+};
+
+function unFocus(document, window) {
+  if (document.selection) {
+    document.selection.empty();
+  } else {
+    try {
+      window.getSelection().removeAllRanges(); // eslint-disable-next-line no-empty
+    } catch (e) {}
+  }
+}
+
+function getDefaultSize(defaultSize, minSize, maxSize, draggedSize) {
+  if (typeof draggedSize === 'number') {
+    var min = typeof minSize === 'number' ? minSize : 0;
+    var max = typeof maxSize === 'number' && maxSize >= 0 ? maxSize : Infinity;
+    return Math.max(min, Math.min(max, draggedSize));
+  }
+
+  if (defaultSize !== undefined) {
+    return defaultSize;
+  }
+
+  return minSize;
+}
+
+function removeNullChildren(children) {
+  return React.Children.toArray(children).filter(function (c) {
+    return c;
+  });
+}
+
+var SplitPane = /*#__PURE__*/function (_React$Component) {
+  _inherits(SplitPane, _React$Component);
+
+  var _super = _createSuper(SplitPane);
+
+  function SplitPane(props) {
+    var _this;
+
+    _classCallCheck(this, SplitPane);
+
+    _this = _super.call(this, props);
+    _this.onMouseDown = _this.onMouseDown.bind(_assertThisInitialized(_this));
+    _this.onTouchStart = _this.onTouchStart.bind(_assertThisInitialized(_this));
+    _this.onMouseMove = _this.onMouseMove.bind(_assertThisInitialized(_this));
+    _this.onTouchMove = _this.onTouchMove.bind(_assertThisInitialized(_this));
+    _this.onMouseUp = _this.onMouseUp.bind(_assertThisInitialized(_this)); // order of setting panel sizes.
+    // 1. size
+    // 2. getDefaultSize(defaultSize, minsize, maxSize)
+
+    var size = props.size,
+        defaultSize = props.defaultSize,
+        minSize = props.minSize,
+        maxSize = props.maxSize,
+        primary = props.primary;
+    var initialSize = size !== undefined ? size : getDefaultSize(defaultSize, minSize, maxSize, null);
+    _this.state = {
+      active: false,
+      resized: false,
+      pane1Size: primary === 'first' ? initialSize : undefined,
+      pane2Size: primary === 'second' ? initialSize : undefined,
+      // these are props that are needed in static functions. ie: gDSFP
+      instanceProps: {
+        size: size
+      }
+    };
+    return _this;
+  }
+
+  _createClass(SplitPane, [{
+    key: "componentDidMount",
+    value: function componentDidMount() {
+      document.addEventListener('mouseup', this.onMouseUp);
+      document.addEventListener('mousemove', this.onMouseMove);
+      document.addEventListener('touchmove', this.onTouchMove);
+      this.setState(SplitPane.getSizeUpdate(this.props, this.state));
+    }
+  }, {
+    key: "componentWillUnmount",
+    value: function componentWillUnmount() {
+      document.removeEventListener('mouseup', this.onMouseUp);
+      document.removeEventListener('mousemove', this.onMouseMove);
+      document.removeEventListener('touchmove', this.onTouchMove);
+    }
+  }, {
+    key: "onMouseDown",
+    value: function onMouseDown(event) {
+      var eventWithTouches = Object.assign({}, event, {
+        touches: [{
+          clientX: event.clientX,
+          clientY: event.clientY
+        }]
+      });
+      this.onTouchStart(eventWithTouches);
+    }
+  }, {
+    key: "onTouchStart",
+    value: function onTouchStart(event) {
+      var _this$props = this.props,
+          allowResize = _this$props.allowResize,
+          onDragStarted = _this$props.onDragStarted,
+          split = _this$props.split;
+
+      if (allowResize) {
+        unFocus(document, window);
+        var position = split === 'vertical' ? event.touches[0].clientX : event.touches[0].clientY;
+
+        if (typeof onDragStarted === 'function') {
+          onDragStarted();
+        }
+
+        this.setState({
+          active: true,
+          position: position
+        });
+      }
+    }
+  }, {
+    key: "onMouseMove",
+    value: function onMouseMove(event) {
+      var eventWithTouches = Object.assign({}, event, {
+        touches: [{
+          clientX: event.clientX,
+          clientY: event.clientY
+        }]
+      });
+      this.onTouchMove(eventWithTouches);
+    }
+  }, {
+    key: "onTouchMove",
+    value: function onTouchMove(event) {
+      var _this$props2 = this.props,
+          allowResize = _this$props2.allowResize,
+          maxSize = _this$props2.maxSize,
+          minSize = _this$props2.minSize,
+          onChange = _this$props2.onChange,
+          split = _this$props2.split,
+          step = _this$props2.step;
+      var _this$state = this.state,
+          active = _this$state.active,
+          position = _this$state.position;
+
+      if (allowResize && active) {
+        unFocus(document, window);
+        var isPrimaryFirst = this.props.primary === 'first';
+        var ref = isPrimaryFirst ? this.pane1 : this.pane2;
+        var ref2 = isPrimaryFirst ? this.pane2 : this.pane1;
+
+        if (ref) {
+          var node = ref;
+          var node2 = ref2;
+
+          if (node.getBoundingClientRect) {
+            var width = node.getBoundingClientRect().width;
+            var height = node.getBoundingClientRect().height;
+            var current = split === 'vertical' ? event.touches[0].clientX : event.touches[0].clientY;
+            var size = split === 'vertical' ? width : height;
+            var positionDelta = position - current;
+
+            if (step) {
+              if (Math.abs(positionDelta) < step) {
+                return;
+              } // Integer division
+              // eslint-disable-next-line no-bitwise
+
+
+              positionDelta = ~~(positionDelta / step) * step;
+            }
+
+            var sizeDelta = isPrimaryFirst ? positionDelta : -positionDelta;
+            var pane1Order = parseInt(window.getComputedStyle(node).order);
+            var pane2Order = parseInt(window.getComputedStyle(node2).order);
+
+            if (pane1Order > pane2Order) {
+              sizeDelta = -sizeDelta;
+            }
+
+            var newMaxSize = maxSize;
+
+            if (maxSize !== undefined && maxSize <= 0) {
+              var splitPane = this.splitPane;
+
+              if (split === 'vertical') {
+                newMaxSize = splitPane.getBoundingClientRect().width + maxSize;
+              } else {
+                newMaxSize = splitPane.getBoundingClientRect().height + maxSize;
+              }
+            }
+
+            var newSize = size - sizeDelta;
+            var newPosition = position - positionDelta;
+
+            if (newSize < minSize) {
+              newSize = minSize;
+            } else if (maxSize !== undefined && newSize > newMaxSize) {
+              newSize = newMaxSize;
+            } else {
+              this.setState({
+                position: newPosition,
+                resized: true
+              });
+            }
+
+            if (onChange) onChange(newSize);
+            this.setState(_defineProperty({
+              draggedSize: newSize
+            }, isPrimaryFirst ? 'pane1Size' : 'pane2Size', newSize));
+          }
+        }
+      }
+    }
+  }, {
+    key: "onMouseUp",
+    value: function onMouseUp() {
+      var _this$props3 = this.props,
+          allowResize = _this$props3.allowResize,
+          onDragFinished = _this$props3.onDragFinished;
+      var _this$state2 = this.state,
+          active = _this$state2.active,
+          draggedSize = _this$state2.draggedSize;
+
+      if (allowResize && active) {
+        if (typeof onDragFinished === 'function') {
+          onDragFinished(draggedSize);
+        }
+
+        this.setState({
+          active: false
+        });
+      }
+    } // we have to check values since gDSFP is called on every render and more in StrictMode
+
+  }, {
+    key: "render",
+    value: function render() {
+      var _this2 = this;
+
+      var _this$props4 = this.props,
+          allowResize = _this$props4.allowResize,
+          children = _this$props4.children,
+          className = _this$props4.className,
+          onResizerClick = _this$props4.onResizerClick,
+          onResizerDoubleClick = _this$props4.onResizerDoubleClick,
+          paneClassName = _this$props4.paneClassName,
+          pane1ClassName = _this$props4.pane1ClassName,
+          pane2ClassName = _this$props4.pane2ClassName,
+          paneStyle = _this$props4.paneStyle,
+          pane1StyleProps = _this$props4.pane1Style,
+          pane2StyleProps = _this$props4.pane2Style,
+          resizerClassName = _this$props4.resizerClassName,
+          resizerStyle = _this$props4.resizerStyle,
+          split = _this$props4.split,
+          styleProps = _this$props4.style;
+      var _this$state3 = this.state,
+          pane1Size = _this$state3.pane1Size,
+          pane2Size = _this$state3.pane2Size;
+      var disabledClass = allowResize ? '' : 'disabled';
+      var resizerClassNamesIncludingDefault = resizerClassName ? "".concat(resizerClassName, " ").concat(RESIZER_DEFAULT_CLASSNAME) : resizerClassName;
+      var notNullChildren = removeNullChildren(children);
+
+      var style = _objectSpread2({
+        display: 'flex',
+        flex: 1,
+        height: '100%',
+        position: 'absolute',
+        outline: 'none',
+        overflow: 'hidden',
+        MozUserSelect: 'text',
+        WebkitUserSelect: 'text',
+        msUserSelect: 'text',
+        userSelect: 'text'
+      }, styleProps);
+
+      if (split === 'vertical') {
+        Object.assign(style, {
+          flexDirection: 'row',
+          left: 0,
+          right: 0
+        });
+      } else {
+        Object.assign(style, {
+          bottom: 0,
+          flexDirection: 'column',
+          minHeight: '100%',
+          top: 0,
+          width: '100%'
+        });
+      }
+
+      var classes = ['SplitPane', className, split, disabledClass];
+
+      var pane1Style = _objectSpread2({}, paneStyle, {}, pane1StyleProps);
+
+      var pane2Style = _objectSpread2({}, paneStyle, {}, pane2StyleProps);
+
+      var pane1Classes = ['Pane1', paneClassName, pane1ClassName].join(' ');
+      var pane2Classes = ['Pane2', paneClassName, pane2ClassName].join(' ');
+      return /*#__PURE__*/React.createElement("div", {
+        className: classes.join(' '),
+        ref: function ref(node) {
+          _this2.splitPane = node;
+        },
+        style: style
+      }, /*#__PURE__*/React.createElement(Pane, {
+        className: pane1Classes,
+        key: "pane1",
+        eleRef: function eleRef(node) {
+          _this2.pane1 = node;
+        },
+        size: pane1Size,
+        split: split,
+        style: pane1Style
+      }, notNullChildren[0]), /*#__PURE__*/React.createElement(Resizer, {
+        className: disabledClass,
+        onClick: onResizerClick,
+        onDoubleClick: onResizerDoubleClick,
+        onMouseDown: this.onMouseDown,
+        onTouchStart: this.onTouchStart,
+        onTouchEnd: this.onMouseUp,
+        key: "resizer",
+        resizerClassName: resizerClassNamesIncludingDefault,
+        split: split,
+        style: resizerStyle || {}
+      }), /*#__PURE__*/React.createElement(Pane, {
+        className: pane2Classes,
+        key: "pane2",
+        eleRef: function eleRef(node) {
+          _this2.pane2 = node;
+        },
+        size: pane2Size,
+        split: split,
+        style: pane2Style
+      }, notNullChildren[1]));
+    }
+  }], [{
+    key: "getDerivedStateFromProps",
+    value: function getDerivedStateFromProps(nextProps, prevState) {
+      return SplitPane.getSizeUpdate(nextProps, prevState);
+    }
+  }, {
+    key: "getSizeUpdate",
+    value: function getSizeUpdate(props, state) {
+      var newState = {};
+      var instanceProps = state.instanceProps;
+
+      if (instanceProps.size === props.size && props.size !== undefined) {
+        return {};
+      }
+
+      var newSize = props.size !== undefined ? props.size : getDefaultSize(props.defaultSize, props.minSize, props.maxSize, state.draggedSize);
+
+      if (props.size !== undefined) {
+        newState.draggedSize = newSize;
+      }
+
+      var isPanel1Primary = props.primary === 'first';
+      newState[isPanel1Primary ? 'pane1Size' : 'pane2Size'] = newSize;
+      newState[isPanel1Primary ? 'pane2Size' : 'pane1Size'] = undefined;
+      newState.instanceProps = {
+        size: props.size
+      };
+      return newState;
+    }
+  }]);
+
+  return SplitPane;
+}(React.Component);
+
+SplitPane.propTypes = {
+  allowResize: PropTypes.bool,
+  children: PropTypes.arrayOf(PropTypes.node).isRequired,
+  className: PropTypes.string,
+  primary: PropTypes.oneOf(['first', 'second']),
+  minSize: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
+  maxSize: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
+  // eslint-disable-next-line react/no-unused-prop-types
+  defaultSize: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
+  size: PropTypes.oneOfType([PropTypes.string, PropTypes.number]),
+  split: PropTypes.oneOf(['vertical', 'horizontal']),
+  onDragStarted: PropTypes.func,
+  onDragFinished: PropTypes.func,
+  onChange: PropTypes.func,
+  onResizerClick: PropTypes.func,
+  onResizerDoubleClick: PropTypes.func,
+  style: stylePropType,
+  resizerStyle: stylePropType,
+  paneClassName: PropTypes.string,
+  pane1ClassName: PropTypes.string,
+  pane2ClassName: PropTypes.string,
+  paneStyle: stylePropType,
+  pane1Style: stylePropType,
+  pane2Style: stylePropType,
+  resizerClassName: PropTypes.string,
+  step: PropTypes.number
+};
+SplitPane.defaultProps = {
+  allowResize: true,
+  minSize: 50,
+  primary: 'first',
+  split: 'vertical',
+  paneClassName: '',
+  pane1ClassName: '',
+  pane2ClassName: ''
+};
+polyfill(SplitPane);
+
+export default SplitPane;
+export { Pane };