Bug 1898157 Comment 0 Edit History

Note: The actual edited comment in the bug view page will always show the original commenter’s name and original timestamp.

Original comment by
on 
**Steps to reproduce**
1. With `devtools.debugger.features.codemirror-next` set to true, open the console
1. Evaluate `1..toString(); debugger;`

**Actual results**

The Debugger panel is selected but it crashes. (if it didn't, resume, go back to the console and evaluate the same expression again)

---

Error: 
RangeError: Position 15 is out of range for changeset of length 8

React Component Stack: 
    in InlinePreviews
    in Connect(InlinePreviews)
    in div
    in Editor
    in Connect(Editor)
    in div
    in main
    in div
    in div
    in SplitBox
    in div
    in div
    in SplitBox
    in AppErrorBoundary
    in div
    in App
    in Connect(App)
    in Provider
    in Provider

Stacktrace: 
mapPos@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:11260
Rt@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:41583
compare@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:38317
update/r<@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:88753
update@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:88780
update@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:170567
Bs/this.dispatchTransactions<@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:168450
dispatch@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:169233
removeLineContentMarker@resource://devtools/client/shared/sourceeditor/editor.js:858:8
componentWillUnmount@resource://devtools/client/debugger/src/components/Editor/InlinePreviews.js:114:23
callComponentWillUnmountWithTimer@resource://devtools/client/shared/vendor/react-dom.js:12816:12
safelyCallComponentWillUnmount@resource://devtools/client/shared/vendor/react-dom.js:12824:40
commitUnmount@resource://devtools/client/shared/vendor/react-dom.js:13147:41
commitNestedUnmounts@resource://devtools/client/shared/vendor/react-dom.js:13178:18
unmountHostComponents@resource://devtools/client/shared/vendor/react-dom.js:13439:27
commitDeletion@resource://devtools/client/shared/vendor/react-dom.js:13498:26
commitAllHostEffects@resource://devtools/client/shared/vendor/react-dom.js:14142:25
commitRoot@resource://devtools/client/shared/vendor/react-dom.js:14344:9
completeRoot/<@resource://devtools/client/shared/vendor/react-dom.js:15731:15
unstable_runWithPriority@resource://devtools/client/shared/vendor/react.js:617:12
completeRoot@resource://devtools/client/shared/vendor/react-dom.js:15730:27
performWorkOnRoot@resource://devtools/client/shared/vendor/react-dom.js:15659:21
performWork@resource://devtools/client/shared/vendor/react-dom.js:15567:24
performSyncWork@resource://devtools/client/shared/vendor/react-dom.js:15541:14
requestWork@resource://devtools/client/shared/vendor/react-dom.js:15410:5
scheduleWork@resource://devtools/client/shared/vendor/react-dom.js:15224:16
enqueueSetState@resource://devtools/client/shared/vendor/react-dom.js:8192:17
Component.prototype.setState@resource://devtools/client/shared/vendor/react.js:328:16
onStateChange@resource://devtools/client/shared/vendor/react-redux.js:1412:16
dispatch@resource://devtools/client/shared/vendor/redux.js:265:7
waitUntilService/</<@resource://devtools/client/debugger/src/actions/utils/middleware/wait-service.js:71:24
promiseMiddleware/</<@resource://devtools/client/debugger/src/actions/utils/middleware/promise.js:38:14
context/</<@resource://devtools/client/debugger/src/actions/utils/middleware/context.js:84:12
thunk/</</<@resource://devtools/client/debugger/src/actions/utils/middleware/thunk.js:29:100
dispatch@resource://devtools/client/shared/vendor/redux.js:681:28
selectLocation/<@resource://devtools/client/debugger/src/actions/sources/select.js:269:13
---
Revision 1 by
on 
**Steps to reproduce**
1. With `devtools.debugger.features.codemirror-next` set to true, open the console
1. Evaluate `1..toString(); debugger;`

**Actual results**

The Debugger panel is selected but it crashes. (if it didn't, resume, go back to the console and evaluate the same expression again)

---

Error: 
RangeError: Position 15 is out of range for changeset of length 8

React Component Stack: 
    in InlinePreviews
    in Connect(InlinePreviews)
    in div
    in Editor
    in Connect(Editor)
    in div
    in main
    in div
    in div
    in SplitBox
    in div
    in div
    in SplitBox
    in AppErrorBoundary
    in div
    in App
    in Connect(App)
    in Provider
    in Provider

Stacktrace:
mapPos@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:11260
Rt@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:41583
compare@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:38317
update/r<@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:88753
update@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:88780
update@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:170567
Bs/this.dispatchTransactions<@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:168450
dispatch@resource://devtools/client/shared/sourceeditor/codemirror6/codemirror6.bundle.mjs:1:169233
removeLineContentMarker@resource://devtools/client/shared/sourceeditor/editor.js:858:8
componentWillUnmount@resource://devtools/client/debugger/src/components/Editor/InlinePreviews.js:114:23
callComponentWillUnmountWithTimer@resource://devtools/client/shared/vendor/react-dom.js:12816:12
safelyCallComponentWillUnmount@resource://devtools/client/shared/vendor/react-dom.js:12824:40
commitUnmount@resource://devtools/client/shared/vendor/react-dom.js:13147:41
commitNestedUnmounts@resource://devtools/client/shared/vendor/react-dom.js:13178:18
unmountHostComponents@resource://devtools/client/shared/vendor/react-dom.js:13439:27
commitDeletion@resource://devtools/client/shared/vendor/react-dom.js:13498:26
commitAllHostEffects@resource://devtools/client/shared/vendor/react-dom.js:14142:25
commitRoot@resource://devtools/client/shared/vendor/react-dom.js:14344:9
completeRoot/<@resource://devtools/client/shared/vendor/react-dom.js:15731:15
unstable_runWithPriority@resource://devtools/client/shared/vendor/react.js:617:12
completeRoot@resource://devtools/client/shared/vendor/react-dom.js:15730:27
performWorkOnRoot@resource://devtools/client/shared/vendor/react-dom.js:15659:21
performWork@resource://devtools/client/shared/vendor/react-dom.js:15567:24
performSyncWork@resource://devtools/client/shared/vendor/react-dom.js:15541:14
requestWork@resource://devtools/client/shared/vendor/react-dom.js:15410:5
scheduleWork@resource://devtools/client/shared/vendor/react-dom.js:15224:16
enqueueSetState@resource://devtools/client/shared/vendor/react-dom.js:8192:17
Component.prototype.setState@resource://devtools/client/shared/vendor/react.js:328:16
onStateChange@resource://devtools/client/shared/vendor/react-redux.js:1412:16
dispatch@resource://devtools/client/shared/vendor/redux.js:265:7
waitUntilService/</<@resource://devtools/client/debugger/src/actions/utils/middleware/wait-service.js:71:24
promiseMiddleware/</<@resource://devtools/client/debugger/src/actions/utils/middleware/promise.js:38:14
context/</<@resource://devtools/client/debugger/src/actions/utils/middleware/context.js:84:12
thunk/</</<@resource://devtools/client/debugger/src/actions/utils/middleware/thunk.js:29:100
dispatch@resource://devtools/client/shared/vendor/redux.js:681:28
selectLocation/<@resource://devtools/client/debugger/src/actions/sources/select.js:269:13

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