How to use assertIsMounted method in Playwright Internal

Best JavaScript code snippet using playwright-internal

Run Playwright Internal automation tests on LambdaTest cloud grid

Perform automation testing on 3000+ real desktop and mobile devices online.

a43edc7c31af0cbb48aec2726d7d687ae6aba4ReactFiberTreeReflection.js

Source: a43edc7c31af0cbb48aec2726d7d687ae6aba4ReactFiberTreeReflection.js Github

copy
1
2
3'use strict';
4
5var ReactInstanceMap = require('ReactInstanceMap');
6var ReactCurrentOwner = require('react/lib/ReactCurrentOwner');
7
8var getComponentName = require('getComponentName');
9var invariant = require('fbjs/lib/invariant');
10
11if (__DEV__) {
12  var warning = require('fbjs/lib/warning');
13}
14
15var _require = require('ReactTypeOfWork'),
16    HostRoot = _require.HostRoot,
17    HostComponent = _require.HostComponent,
18    HostText = _require.HostText,
19    ClassComponent = _require.ClassComponent;
20
21var _require2 = require('ReactTypeOfSideEffect'),
22    NoEffect = _require2.NoEffect,
23    Placement = _require2.Placement;
24
25var MOUNTING = 1;
26var MOUNTED = 2;
27var UNMOUNTED = 3;
28
29function isFiberMountedImpl(fiber) {
30  var node = fiber;
31  if (!fiber.alternate) {
32    if ((node.effectTag & Placement) !== NoEffect) {
33      return MOUNTING;
34    }
35    while (node.return) {
36      node = node.return;
37      if ((node.effectTag & Placement) !== NoEffect) {
38        return MOUNTING;
39      }
40    }
41  } else {
42    while (node.return) {
43      node = node.return;
44    }
45  }
46  if (node.tag === HostRoot) {
47    return MOUNTED;
48  }
49
50  return UNMOUNTED;
51}
52exports.isFiberMounted = function (fiber) {
53  return isFiberMountedImpl(fiber) === MOUNTED;
54};
55
56exports.isMounted = function (component) {
57  if (__DEV__) {
58    var owner = ReactCurrentOwner.current;
59    if (owner !== null && owner.tag === ClassComponent) {
60      var ownerFiber = owner;
61      var instance = ownerFiber.stateNode;
62      warning(instance._warnedAboutRefsInRender, '%s is accessing isMounted inside its render() function. ' + 'render() should be a pure function of props and state. It should ' + 'never access something that requires stale data from the previous ' + 'render, such as refs. Move this logic to componentDidMount and ' + 'componentDidUpdate instead.', getComponentName(ownerFiber) || 'A component');
63      instance._warnedAboutRefsInRender = true;
64    }
65  }
66
67  var fiber = ReactInstanceMap.get(component);
68  if (!fiber) {
69    return false;
70  }
71  return isFiberMountedImpl(fiber) === MOUNTED;
72};
73
74function assertIsMounted(fiber) {
75  invariant(isFiberMountedImpl(fiber) === MOUNTED, 'Unable to find node on an unmounted component.');
76}
77
78function findCurrentFiberUsingSlowPath(fiber) {
79  var alternate = fiber.alternate;
80  if (!alternate) {
81    var state = isFiberMountedImpl(fiber);
82    invariant(state !== UNMOUNTED, 'Unable to find node on an unmounted component.');
83    if (state === MOUNTING) {
84      return null;
85    }
86    return fiber;
87  }
88
89  var a = fiber;
90  var b = alternate;
91  while (true) {
92    var parentA = a.return;
93    var parentB = parentA ? parentA.alternate : null;
94    if (!parentA || !parentB) {
95      break;
96    }
97
98    if (parentA.child === parentB.child) {
99      var child = parentA.child;
100      while (child) {
101        if (child === a) {
102          assertIsMounted(parentA);
103          return fiber;
104        }
105        if (child === b) {
106          assertIsMounted(parentA);
107          return alternate;
108        }
109        child = child.sibling;
110      }
111
112      invariant(false, 'Unable to find node on an unmounted component.');
113    }
114
115    if (a.return !== b.return) {
116      a = parentA;
117      b = parentB;
118    } else {
119      var didFindChild = false;
120      var _child = parentA.child;
121      while (_child) {
122        if (_child === a) {
123          didFindChild = true;
124          a = parentA;
125          b = parentB;
126          break;
127        }
128        if (_child === b) {
129          didFindChild = true;
130          b = parentA;
131          a = parentB;
132          break;
133        }
134        _child = _child.sibling;
135      }
136      if (!didFindChild) {
137        _child = parentB.child;
138        while (_child) {
139          if (_child === a) {
140            didFindChild = true;
141            a = parentB;
142            b = parentA;
143            break;
144          }
145          if (_child === b) {
146            didFindChild = true;
147            b = parentB;
148            a = parentA;
149            break;
150          }
151          _child = _child.sibling;
152        }
153        invariant(didFindChild, 'Child was not found in either parent set. This indicates a bug ' + 'related to the return pointer.');
154      }
155    }
156
157    invariant(a.alternate === b, "Return fibers should always be each others' alternates.");
158  }
159
160  invariant(a.tag === HostRoot, 'Unable to find node on an unmounted component.');
161  if (a.stateNode.current === a) {
162    return fiber;
163  }
164
165  return alternate;
166}
167exports.findCurrentFiberUsingSlowPath = findCurrentFiberUsingSlowPath;
168
169exports.findCurrentHostFiber = function (parent) {
170  var currentParent = findCurrentFiberUsingSlowPath(parent);
171  if (!currentParent) {
172    return null;
173  }
174
175  var node = currentParent;
176  while (true) {
177    if (node.tag === HostComponent || node.tag === HostText) {
178      return node;
179    } else if (node.child) {
180      node.child.return = node;
181      node = node.child;
182      continue;
183    }
184    if (node === currentParent) {
185      return null;
186    }
187    while (!node.sibling) {
188      if (!node.return || node.return === currentParent) {
189        return null;
190      }
191      node = node.return;
192    }
193    node.sibling.return = node.return;
194    node = node.sibling;
195  }
196
197  return null;
198};
Full Screen

468cd4ceebbd8b40783182eabbbe342c7c8e0bReactFiberTreeReflection.js

Source: 468cd4ceebbd8b40783182eabbbe342c7c8e0bReactFiberTreeReflection.js Github

copy
1
2
3'use strict';
4
5var ReactInstanceMap = require('ReactInstanceMap');
6var ReactCurrentOwner = require('react/lib/ReactCurrentOwner');
7
8var getComponentName = require('getComponentName');
9var invariant = require('fbjs/lib/invariant');
10
11if (__DEV__) {
12  var warning = require('fbjs/lib/warning');
13}
14
15var _require = require('ReactTypeOfWork'),
16    HostRoot = _require.HostRoot,
17    HostComponent = _require.HostComponent,
18    HostText = _require.HostText,
19    ClassComponent = _require.ClassComponent;
20
21var _require2 = require('ReactTypeOfSideEffect'),
22    NoEffect = _require2.NoEffect,
23    Placement = _require2.Placement;
24
25var MOUNTING = 1;
26var MOUNTED = 2;
27var UNMOUNTED = 3;
28
29function isFiberMountedImpl(fiber) {
30  var node = fiber;
31  if (!fiber.alternate) {
32    if ((node.effectTag & Placement) !== NoEffect) {
33      return MOUNTING;
34    }
35    while (node.return) {
36      node = node.return;
37      if ((node.effectTag & Placement) !== NoEffect) {
38        return MOUNTING;
39      }
40    }
41  } else {
42    while (node.return) {
43      node = node.return;
44    }
45  }
46  if (node.tag === HostRoot) {
47    return MOUNTED;
48  }
49
50  return UNMOUNTED;
51}
52exports.isFiberMounted = function (fiber) {
53  return isFiberMountedImpl(fiber) === MOUNTED;
54};
55
56exports.isMounted = function (component) {
57  if (__DEV__) {
58    var owner = ReactCurrentOwner.current;
59    if (owner !== null && owner.tag === ClassComponent) {
60      var ownerFiber = owner;
61      var instance = ownerFiber.stateNode;
62      warning(instance._warnedAboutRefsInRender, '%s is accessing isMounted inside its render() function. ' + 'render() should be a pure function of props and state. It should ' + 'never access something that requires stale data from the previous ' + 'render, such as refs. Move this logic to componentDidMount and ' + 'componentDidUpdate instead.', getComponentName(ownerFiber) || 'A component');
63      instance._warnedAboutRefsInRender = true;
64    }
65  }
66
67  var fiber = ReactInstanceMap.get(component);
68  if (!fiber) {
69    return false;
70  }
71  return isFiberMountedImpl(fiber) === MOUNTED;
72};
73
74function assertIsMounted(fiber) {
75  invariant(isFiberMountedImpl(fiber) === MOUNTED, 'Unable to find node on an unmounted component.');
76}
77
78function findCurrentFiberUsingSlowPath(fiber) {
79  var alternate = fiber.alternate;
80  if (!alternate) {
81    var state = isFiberMountedImpl(fiber);
82    invariant(state !== UNMOUNTED, 'Unable to find node on an unmounted component.');
83    if (state === MOUNTING) {
84      return null;
85    }
86    return fiber;
87  }
88
89  var a = fiber;
90  var b = alternate;
91  while (true) {
92    var parentA = a.return;
93    var parentB = parentA ? parentA.alternate : null;
94    if (!parentA || !parentB) {
95      break;
96    }
97
98    if (parentA.child === parentB.child) {
99      var child = parentA.child;
100      while (child) {
101        if (child === a) {
102          assertIsMounted(parentA);
103          return fiber;
104        }
105        if (child === b) {
106          assertIsMounted(parentA);
107          return alternate;
108        }
109        child = child.sibling;
110      }
111
112      invariant(false, 'Unable to find node on an unmounted component.');
113    }
114
115    if (a.return !== b.return) {
116      a = parentA;
117      b = parentB;
118    } else {
119      var didFindChild = false;
120      var _child = parentA.child;
121      while (_child) {
122        if (_child === a) {
123          didFindChild = true;
124          a = parentA;
125          b = parentB;
126          break;
127        }
128        if (_child === b) {
129          didFindChild = true;
130          b = parentA;
131          a = parentB;
132          break;
133        }
134        _child = _child.sibling;
135      }
136      if (!didFindChild) {
137        _child = parentB.child;
138        while (_child) {
139          if (_child === a) {
140            didFindChild = true;
141            a = parentB;
142            b = parentA;
143            break;
144          }
145          if (_child === b) {
146            didFindChild = true;
147            b = parentB;
148            a = parentA;
149            break;
150          }
151          _child = _child.sibling;
152        }
153        invariant(didFindChild, 'Child was not found in either parent set. This indicates a bug ' + 'related to the return pointer.');
154      }
155    }
156
157    invariant(a.alternate === b, "Return fibers should always be each others' alternates.");
158  }
159
160  invariant(a.tag === HostRoot, 'Unable to find node on an unmounted component.');
161  if (a.stateNode.current === a) {
162    return fiber;
163  }
164
165  return alternate;
166}
167exports.findCurrentFiberUsingSlowPath = findCurrentFiberUsingSlowPath;
168
169exports.findCurrentHostFiber = function (parent) {
170  var currentParent = findCurrentFiberUsingSlowPath(parent);
171  if (!currentParent) {
172    return null;
173  }
174
175  var node = currentParent;
176  while (true) {
177    if (node.tag === HostComponent || node.tag === HostText) {
178      return node;
179    } else if (node.child) {
180      node.child.return = node;
181      node = node.child;
182      continue;
183    }
184    if (node === currentParent) {
185      return null;
186    }
187    while (!node.sibling) {
188      if (!node.return || node.return === currentParent) {
189        return null;
190      }
191      node = node.return;
192    }
193    node.sibling.return = node.return;
194    node = node.sibling;
195  }
196
197  return null;
198};
Full Screen

56b9ba28ab0f2ab110b5e0048c01753f13c0aaReactFiberTreeReflection.js

Source: 56b9ba28ab0f2ab110b5e0048c01753f13c0aaReactFiberTreeReflection.js Github

copy
1
2
3'use strict';
4
5var ReactInstanceMap = require('ReactInstanceMap');
6var ReactCurrentOwner = require('react/lib/ReactCurrentOwner');
7
8var getComponentName = require('getComponentName');
9var invariant = require('fbjs/lib/invariant');
10
11if (__DEV__) {
12  var warning = require('fbjs/lib/warning');
13}
14
15var _require = require('ReactTypeOfWork'),
16    HostRoot = _require.HostRoot,
17    HostComponent = _require.HostComponent,
18    HostText = _require.HostText,
19    ClassComponent = _require.ClassComponent;
20
21var _require2 = require('ReactTypeOfSideEffect'),
22    NoEffect = _require2.NoEffect,
23    Placement = _require2.Placement;
24
25var MOUNTING = 1;
26var MOUNTED = 2;
27var UNMOUNTED = 3;
28
29function isFiberMountedImpl(fiber) {
30  var node = fiber;
31  if (!fiber.alternate) {
32    if ((node.effectTag & Placement) !== NoEffect) {
33      return MOUNTING;
34    }
35    while (node.return) {
36      node = node.return;
37      if ((node.effectTag & Placement) !== NoEffect) {
38        return MOUNTING;
39      }
40    }
41  } else {
42    while (node.return) {
43      node = node.return;
44    }
45  }
46  if (node.tag === HostRoot) {
47    return MOUNTED;
48  }
49
50  return UNMOUNTED;
51}
52exports.isFiberMounted = function (fiber) {
53  return isFiberMountedImpl(fiber) === MOUNTED;
54};
55
56exports.isMounted = function (component) {
57  if (__DEV__) {
58    var owner = ReactCurrentOwner.current;
59    if (owner !== null && owner.tag === ClassComponent) {
60      var ownerFiber = owner;
61      var instance = ownerFiber.stateNode;
62      warning(instance._warnedAboutRefsInRender, '%s is accessing isMounted inside its render() function. ' + 'render() should be a pure function of props and state. It should ' + 'never access something that requires stale data from the previous ' + 'render, such as refs. Move this logic to componentDidMount and ' + 'componentDidUpdate instead.', getComponentName(ownerFiber) || 'A component');
63      instance._warnedAboutRefsInRender = true;
64    }
65  }
66
67  var fiber = ReactInstanceMap.get(component);
68  if (!fiber) {
69    return false;
70  }
71  return isFiberMountedImpl(fiber) === MOUNTED;
72};
73
74function assertIsMounted(fiber) {
75  invariant(isFiberMountedImpl(fiber) === MOUNTED, 'Unable to find node on an unmounted component.');
76}
77
78function findCurrentFiberUsingSlowPath(fiber) {
79  var alternate = fiber.alternate;
80  if (!alternate) {
81    var state = isFiberMountedImpl(fiber);
82    invariant(state !== UNMOUNTED, 'Unable to find node on an unmounted component.');
83    if (state === MOUNTING) {
84      return null;
85    }
86    return fiber;
87  }
88
89  var a = fiber;
90  var b = alternate;
91  while (true) {
92    var parentA = a.return;
93    var parentB = parentA ? parentA.alternate : null;
94    if (!parentA || !parentB) {
95      break;
96    }
97
98    if (parentA.child === parentB.child) {
99      var child = parentA.child;
100      while (child) {
101        if (child === a) {
102          assertIsMounted(parentA);
103          return fiber;
104        }
105        if (child === b) {
106          assertIsMounted(parentA);
107          return alternate;
108        }
109        child = child.sibling;
110      }
111
112      invariant(false, 'Unable to find node on an unmounted component.');
113    }
114
115    if (a.return !== b.return) {
116      a = parentA;
117      b = parentB;
118    } else {
119      var didFindChild = false;
120      var _child = parentA.child;
121      while (_child) {
122        if (_child === a) {
123          didFindChild = true;
124          a = parentA;
125          b = parentB;
126          break;
127        }
128        if (_child === b) {
129          didFindChild = true;
130          b = parentA;
131          a = parentB;
132          break;
133        }
134        _child = _child.sibling;
135      }
136      if (!didFindChild) {
137        _child = parentB.child;
138        while (_child) {
139          if (_child === a) {
140            didFindChild = true;
141            a = parentB;
142            b = parentA;
143            break;
144          }
145          if (_child === b) {
146            didFindChild = true;
147            b = parentB;
148            a = parentA;
149            break;
150          }
151          _child = _child.sibling;
152        }
153        invariant(didFindChild, 'Child was not found in either parent set. This indicates a bug ' + 'related to the return pointer.');
154      }
155    }
156
157    invariant(a.alternate === b, "Return fibers should always be each others' alternates.");
158  }
159
160  invariant(a.tag === HostRoot, 'Unable to find node on an unmounted component.');
161  if (a.stateNode.current === a) {
162    return fiber;
163  }
164
165  return alternate;
166}
167exports.findCurrentFiberUsingSlowPath = findCurrentFiberUsingSlowPath;
168
169exports.findCurrentHostFiber = function (parent) {
170  var currentParent = findCurrentFiberUsingSlowPath(parent);
171  if (!currentParent) {
172    return null;
173  }
174
175  var node = currentParent;
176  while (true) {
177    if (node.tag === HostComponent || node.tag === HostText) {
178      return node;
179    } else if (node.child) {
180      node.child.return = node;
181      node = node.child;
182      continue;
183    }
184    if (node === currentParent) {
185      return null;
186    }
187    while (!node.sibling) {
188      if (!node.return || node.return === currentParent) {
189        return null;
190      }
191      node = node.return;
192    }
193    node.sibling.return = node.return;
194    node = node.sibling;
195  }
196
197  return null;
198};
Full Screen

Accelerate Your Automation Test Cycles With LambdaTest

Leverage LambdaTest’s cloud-based platform to execute your automation tests in parallel and trim down your test execution time significantly. Your first 100 automation testing minutes are on us.

Try LambdaTest

Run JavaScript Tests on LambdaTest Cloud Grid

Execute automation tests with Playwright Internal on a cloud-based Grid of 3000+ real browsers and operating systems for both web and mobile applications.

Test now for Free
LambdaTestX

We use cookies to give you the best experience. Cookies help to provide a more personalized experience and relevant advertising for you, and web analytics for us. Learn More in our Cookies policy, Privacy & Terms of service

Allow Cookie
Sarah

I hope you find the best code examples for your project.

If you want to accelerate automated browser testing, try LambdaTest. Your first 100 automation testing minutes are FREE.

Sarah Elson (Product & Growth Lead)