Fix a crash in MatchDecorator when updating matches at the end of the document.
Make selection rectangles verticaly align precisely, rather than introducing a slight overlap.
Fix an issue in MatchDecorator that caused it to fully rebuild its decorations on normal edits.
View updates now have a viewportMoved flag that is only true when a viewport change originated from something other than mapping the viewport over a document change.
Fix an issue where mark decorations that got merged or split weren't properly redrawn.
Avoid spurious focus events by not updating the DOM selection when the editor is unfocused but focusable.
Disable writingsuggestions for the editable element, to opt out of Safari's new intelligence completions (which mess up in the editor).
Fix an issue on Chrome where typing at the end of the document would insert a character after the cursor.
Work around another crash caused by incorrect composition positions reported by EditContext.
Stop disabling custom cursors on Safari version 11.4 and up, which support caret-color.
Fix an issue where a tooltip with wrapped content could, in some circumstances, fail to find a stable position due to a cyclic dependency between its width and its position.
Tooltips can now use the clip option to control whether they are hidden when outside the visible editor content.
Make sure positions covered by a gutter or a panel aren't treated as visible for the purpose of displaying tooltips.
Properly include the tooltip arrow height when checking whether a tooltip fits in its preferred above/below position.
Fix an issue with compositions on Chrome inserting their content in the wrong position when another document change came in during composition.
Fix the default cursor color for dark themes, which was way too dark.
Avoid a stack overflow that could happen when updating a line with a lot of text tokens.
Improve the way enormously long (non-wrapped) lines are displayed by making sure they stay shorter than the maximal pixel size the browser's CSS engine can handle.
Fix an issue where the dots past the wrapping point were displayed incorrectly when using highlightWhitespace with a wrapped sequence of spaces.
Improve performance of documents displaying lots of highlighted spaces by using a CSS background instead of pseudo-element.
placeholder now allows a function that constructs the placedholder DOM to be passed in, and uses cloneNode when a raw element is passed in, to prevent adding the same element to multiple editors.
Work around odd behavior in Chrome's newly supported caretPositionFromPoint method, which could cause CodeMirror to crash with a null dereference.
Make it easier to move the pointer over a hover tooltip with an arrow by not closing the tooltip when the pointer is moving over the gap for the arrow.
The new EditorView.clipboardInputFilter and clipboardOutputFilter facets allow you to register filter functions that change text taken from or sent to the clipboard.
Fix a bug where the editor could draw way too big a viewport when not managing its own scrollbar.
The new gutterWidgetClass facet makes it possible to add a class to gutter elements next to widgets.
Avoid the editor's geometry measurements becoming incorrect when fonts finish loading by scheduling a measure on document.fonts.ready.
Avoid an issue where Chrome would incorrectly scroll the window when deleting lines in the editor.
Fix an issue where in some layouts editor content would be drawn on top of panel elements.
Fix an issue where coordsAtPos would return null when querying a position in a block widget.
The new lineNumberWidgetMarker facet makes it possible to insert markers into the line number gutter for widgets.
Make spell check corrections work again on EditContext-enabled Chrome versions.
The value returned by hoverTooltip now has an active property providing the state field used to store the open tooltips.
Fix a crash on old Safari browsers that don't support MediaQueryList.addEventListener.
Fix an issue where EditorView.viewportLineBlocks (and thus other things like the gutter) might be out of date after some kinds of decoration changes.
Fix an issue that caused typing into an editor marked read-only to cause document changes when using EditContext.
Associate a cursor created by clicking above the end of the text on a wrap point with the line before it.
The package now exports the type of hover tooltip sources as HoverTooltipSource.
Fix an issue where the editor got confused about the position of inserted text when using Chrome's EditContext and canceling transactions for typed text.
Fix a bug that broke drag scrolling along one axis when the innermost scrollable element around the editor was only scrollable along the other axis.
Work around a memory leak in Chrome's EditContext implementation.
Fix a bug where EditContext-based editing could corrupt the document in some situations.
Fix an issue causing the IME interface to appear in the wrong spot on Chrome Windows.
Only use EditContext on Chrome versions that support passing it an inverted selection range.
Fix an issue that prevented non-inclusive block widgets from having their updateDOM method called when changed.
Re-enable EditContext use on Chrome 126 and up.
Disable EditContext by default again, to work around a regression where Chrome's implementation doesn't support inverted selections.
Make sure EditorView.editable is respected when EditContext is used.
Fix an issue where long lines broken up by block widgets were sometimes only partially rendered.
The editor will now, when available (which is only on Chrome for the foreseeable future) use the EditContext API to capture text input.
The new setTabFocusMode method can be used to control whether the editor disables key bindings for Tab and Shift-Tab.
Fix an issue where commands with an optional second argument would get the keyboard event in that argument when called from a keymap.
Fix an issue that could cause the cursor to be rendered on the wrong side of a zero-length block widget.
Fix an issue where drawSelection got confused by block widgets in line-wrapped editors in some situations.
Don't hide the native selection in widgets that have focus.
Make sure that clicking an unfocusable editor still remove focus from any other focused elements.
Fix a crash when loading the package in a non-browser environment.
Stop mouse selection when the user types.
Fix an issue where dispatching an update to an editor before it measured itself for the first time could cause the scroll position to incorrectly move.
Fix a crash when multiple tooltips with arrows are shown.
Improve behavior of scrollPastEnd in a scaled editor.
When available, use Selection.getComposedRanges on Safari to find the selection inside a shadow DOM.
Remove the workaround that avoided inappropriate styling on composed text after a decoration again, since it breaks the stock Android virtual keyboard.
Fix the editor getting stuck in composition when Safari fails to fire a compositionend event for a dead key composition.
Fix an issue where, with IME systems that kept the cursor at the start of the composed text, the editor misidentified the target node and disrupted composition.
Fix a bug where in a line-wrapped editor, with some content, the initial scroll position would be off from the top of the document.
Avoid the editor getting confused when iOS autocorrects on pressing Enter and does the correction and the break insertion in two different events.
Fix the pasting of copied URIs in iOS.
Fix a bug where a scaled editor could keep performing unnecessary updates due to tiny differences in geometry values returned by the browser.
Fix a bug where, on iOS with a physical keyboard, the modifiers for some keys weren't being passed to the keymaps.
Work around the fact that Mobile Safari makes DOM changes before firing a key event when typing ctrl-d on an external keyboard.
Fix an issue where some commands didn't properly scroll the cursor into view on Mobile Safari.
Re-measure the document when print settings are changed on Chrome.
The EditorView.scrollHandler facet can be used to override or extend the behavior of the editor when things are scrolled into view.
Fix accidental non-optional field in layer config objects.
Properly recognize Android GBoard enter presses that strip a space at the end of the line as enter.
Fix a bug that caused the gutter to have the wrong height when the editor was scaled after construction.
When starting a composition after a non-inclusive mark decoration, temporarily insert a widget that prevents the composed text from inheriting that mark's styles.
Make sure the selection is repositioned when a transaction changes decorations without changing the document.
View plugins can now provide a docViewUpdate method that is called whenever the document view is updated.
Layers now take a updateOnDocUpdate option that controls whether they are automatically updated when the document view changes.
Fix a crash that happens when hover tooltips are active during changes, introduced in 6.24.0.
Fix an issue that broke context-menu select-all on Chrome when the viewport didn't cover the whole document.
Make sure tooltips are ordered by extension precedence in the DOM.
Hover tooltip sources may now return multiple tooltips.
Fix a bug that caused Tooltip.above to not take effect for tooltips that were already present when the tooltip plugin is initialized.
Automatically reposition tooltips when their size changes.
Work around odd iOS Safari behavior when doing select all.
Fix a composition interruption when an widget is inserted next to the cursor.
Fix a crash in bidirectional cursor motion.
Simplify visual motion through bidirectional text, fix several corner cases where it would work badly.
Fix a bug that broke some bidi isolates not on the first line of the document.
EditorView.bidiIsolatedRanges now supports automatically determining the direction of the range if not provided by the decoration.
EditorView.visualLineSide can be used to find the visual end or start of a line with bidirectional text.
The new EditorView.outerDecorations facet can be used to provide decorations that should always be at the bottom of the precedence stack.
Fix a bug that could cause tooltips to be unnecessarily be positioned absolutely.
Make sure that, when an editor creates tooltips immediately on initialization, the editor is attached to the document when their mount callback is called.
Fix an issue in the bidirectional motion that could cause the cursor to get stuck in a loop when a zero-width non-joiner char was placed on a direction boundary.
Fix a bug that corrupts the editor's internal view tree data structure on some types of edits, putting the editor in a broken state.
Call widget destroy methods when the entire editor is destroyed or reset.
Work around an issue on Safari on macOS Sonoma that made the native cursor visible even when drawSelection is enabled.
Fix an issue where, on some browsers, the screenreader announced text ended up in the printed document.
Fix a bug where a hover tooltip could stick around even though the pointer was no longer on the editor when it was moved out over the tooltip.
Fix an issue where hover tooltips could close when moving the mouse onto them due to mouse position rounding issues.
Exceptions raised by update listeners are now routed to the configured exception sink, if any.
Fix an issue where passing large scroll margins to scrollIntoView would cause the measure loop to fail to terminate.
Widgets that are draggable (and allow drag events through in their ignoreEvent implementation) can now use the editor's built-in drag/drop behavior.
The new scrollTo option to EditorView allows an initial scroll position to be provided.
The new EditorView.scrollSnapshot method returns an effect that can be used to reset to a previous scroll position.
Support the offset, getCoords, overlap, and resize properties on hover tooltips, as long as they aren't given conflicting values when there are multiple active hover tooltips.
Fix a bug that caused tooltips in the default configuration to be positioned incorrectly on Chrome when the editor was transformed.
Fix an issue that caused coordsForChar to return the wrong rectangle for characters after a line wrap in Safari.
Make the context menu work when clicking below the content in a fixed-height editor.
Tooltips that have been put below/above their target position because there is no room on their default side now stay there on further updates.
Fix a regression that broke dragging text from inside the editor.
Fix a bug that could corrupt the DOM view for specific changes involving newlines and mark decorations.
Fix a bug that could cause zero-length widgets at the start of a line to be left in the view even after they were removed.
RectangleMarker's dimension properties are now public.
Fix an issue in the way the DOM selection is being read that could break backspacing of widgets on Android.
Fix a bug where the editor could incorrectly computate its transform scale when it was small.
Fix a crash in plugin event handlers after dynamic reconfiguration.
Fix an issue where, on Chrome, tooltips would no longer use fixed positioning.
Fix an issue that caused repositionTooltips to crash when it was called on an editor without tooltips.
Fix an issue that caused the tooltip system to leave empty nodes in the DOM when an editor using the parent option to tooltips is destroyed.
Fix a bug that regression mouse interaction with the area of a fixed-size editor that isn't covered by the content.
Fix some issues with the way moveVertically behaved for positions on line wrap points.
Fix a bug that could cause the document DOM to be incorrectly updated on some types of viewport changes.
The new getDrawSelectionConfig function returns the drawSelection configuration for a given state.
Make sure the drop cursor is properly cleaned up even when another extension handles the drop event.
Fix a crash related to non-inclusive replacing block decorations.
The new EditorView.domEventObservers (and the corresponding option to view plugins) allows you to register functions that are always called for an event, regardless of whether other handlers handled it.
Fix an issue where the editor duplicated text when the browser moved content into the focused text node on composition.
Make sure widgetMarker is called for gutters on lines covered by a block replace decoration.
Fix an issue where the cursor could be shown in a position that doesn't allow a cursor when the selection is in a block widget.
The new EditorView.scaleX and scaleY properties return the CSS-transformed scale of the editor (or 1 when not scaled).
The editor now supports being scaled with CSS.
Don't close the hover tooltip when the pointer moves over empty space caused by line breaks within the hovered range.
Fix a bug where on Chrome Android, if a virtual keyboard was slow to apply a change, the editor could end up dropping it.
Work around an issue where line-wise copy/cut didn't work in Firefox because the browser wasn't firing those events when nothing was selected.
Fix a crash triggered by the way some Android IME systems update the DOM.
Fix a bug that caused replacing a word by an emoji on Chrome Android to be treated as a backspace press.
Fix a bug that broke hover tooltips when hovering over a widget.
The new EditorView.cspNonce facet can be used to provide a Content Security Policy nonce for the library's generated CSS.
The new EditorView.bidiIsolatedRanges can be used to inform the editor about ranges styled as Unicode bidirection isolates, so that it can compute the character order correctly.
EditorView.dispatch now also accepts an array of transactions to be applied together in a single view update.
The new dispatchTransactions option to new EditorView now replaces the old (deprecated but still supported) dispatch option in a way that allows multiple transactions to be applied in one update.
Input handlers are now passed an additional argument that they can use to retrieve the default transaction that would be applied for the insertion.
Fix an issue that made the gutter not stick in place when the editor was in a right-to-left context.
The new EditorView.coordsForChar method returns the client rectangle for a given character in the editor.
Fix another crash regression for compositions before line breaks.
Fix the check that made sure compositions are dropped when the selection is moved.
Fix a regression that could cause the composition content to be drawn incorrectly.
Fix dragging a selection from inside the current selection on macOS.
Fix an issue that could cause the scroll position to jump wildly
Don't try to scroll fixed-positioned elements into view by scrolling their parent elements.
Fix a bug that caused the cursor to be hidden when showing a placeholder that consisted of the empty string.
Resolve some issues where composition could incorrectly affect nearby replaced content.
Key bindings can now set a stopPropagation field to cause the view to stop the key event propagation when it considers the event handled.
Fix an issue where scrolling up through line-wrapped text would sometimes cause the scroll position to pop down.
Fix an issue where clicking wouldn't focus the editor on Firefox when it was in an iframe and already the active element of the frame.
Fix a bug that could cause compositions to be disrupted because their surrounding DOM was repurposed for some other piece of content.
Fix a bug where adding content to the editor could inappropriately move the scroll position.
Extend detection of Enter presses on Android to beforeInput events with an "insertLineBreak" type.
When dragging text inside the editor, look at the state of Ctrl (or Alt on macOS) at the time of the drop, not the start of drag, to determine whether to move or copy the text.
Fix an issue where having a bunch of padding on lines could cause vertical cursor motion and posAtCoords to jump over lines.
Block widget decorations can now be given an inlineOrder option to make them appear in the same ordering as surrounding inline widgets.
Fix an issue in scroll position stabilization for changes above the visible, where Chrome already does this natively and we ended up compensating twice.
Fix a bug where the cursor would in some circumstances be drawn on the wrong side of an inline widget.
Fix an issue where scrollPastEnd could cause the scroll position of editors that weren't in view to be changed unnecessarily.
Forbid widget decoration side values bigger than 10000, to prevent them from breaking range ordering invariants.
Fix a bug where differences between widgets' estimated and actual heights could cause the editor to inappropriately move the scroll position.
Avoid another situation in which composition that inserts line breaks could corrupt the editor DOM.
Inline widgets may now introduce line breaks, if they report this through the WidgetType.lineBreaks property.
Remove an accidentally included console.log.
EditorViewConfig.dispatch is now passed the view object as a second argument.
Make sure pointer selection respects EditorView.atomicRanges.
Preserve DOM widgets when their decoration type changes but they otherwise stay in the same place.
Fix a bug in drawSelection that could lead to invisible or incorrect selections for a blank line below a block widget.
Fix a bug where the crosshairCursor extension could, when non-native key events were fired, trigger disruptive and needless view updates.
Fix an Android issue where backspacing at the front of a line with widget decorations could replace those decorations with their text content.
Respect scroll margins when scrolling the target of drag-selection into view.
Validate selection offsets reported by the browser, to work around Safari giving us invalid values in some cases.
Don't preserve the DOM around a composition that spans multiple lines.
Gutters now support a widgetMarker option that can be used to add markers next to block widgets.
Limit cursor height in front of custom placeholder DOM elements.
Fix a crash in drawSelection when a measured position falls on a position that doesn't have corresponding screen coordinates.
Work around unhelpful interaction observer behavior that could cause the editor to not notice it was visible.
Give the cursor next to a line-wrapped placeholder a single-line height.
Make sure drop events below the editable element in a fixed-height editor get handled properly.
Widget decorations can now define custom coordsAtPos methods to control the way the editor computes screen positions at or in the widget.
Fix an issue where, when escape was pressed followed by a key that the editor handled, followed by tab, the tab would still move focus.
Fix an issue where, in some circumstances, the editor would ignore text changes at the end of a composition.
Allow inline widgets to be updated to a different length via updateDOM.
Avoid disrupting the composition in specific cases where Safari invasively changes the DOM structure in the middle of a composition.
Fix a bug that prevented destroy being called on hover tooltips.
Fix a bug where the editor could take focus when content changes required it to restore the DOM selection.
Fix height layout corruption caused by a division by zero.
Make sure styles targeting the editor's focus status are specific enough to not cause them to apply to editors nested inside another focused editor. This will require themes to adjust their selection background styles to match the new specificity.
Make the editor scroll while dragging a selection near its sides, even if the cursor isn't outside the scrollable element.
Fix a bug that interrupted composition after widgets in some circumstances on Firefox.
Make sure the last change in a composition has its user event set to input.type.compose, even if the compositionend event fires before the changes are applied.
Make it possible to remove additional selection ranges by clicking on them with ctrl/cmd held, even if they aren't cursors.
Keep widget buffers between widgets and compositions, since removing them confuses IME on macOS Firefox.
Fix a bug where, for DOM changes that put the selection in the middle of the changed range, the editor incorrectly set its selection state.
Fix a bug where coordsAtPos could return a coordinates before the line break when querying a line-wrapped position with a positive side.
Work around a Firefox issue that caused coordsAtPos to return rectangles with the full line height on empty lines.
Opening a context menu by clicking below the content element but inside the editor now properly shows the browser's menu for editable elements.
Fix an issue that broke composition (especially of Chinese IME) after widget decorations.
Fix an issue that would cause the cursor to jump around during compositions inside nested mark decorations.
Work around a Firefox CSS bug that caused cursors to stop blinking in a scrolled editor.
Fix an issue in drawSelection where the selection extended into the editor's padding.
Fix pasting of links copied from iOS share sheet.
Improve the way posAtCoords picks the side of a widget to return by comparing the coordinates the center of the widget.
Fix an issue where transactions created for the focusChangeEffect facet were sometimes not dispatched.
Fix an issue where inaccurate estimated vertical positions could cause the viewport to not converge in line-wrapped editors.
Don't suppress double-space to period conversion when autocorrect is enabled.
Make sure the measuring code notices when the scaling of the editor is changed, and does a full measure in that case.
The new EditorView.focusChangeEffect facet can be used to dispatch a state effect when the editor is focused or blurred.
Fix an issue where tooltips that have their height reduced have their height flicker when scrolling or otherwise interacting with the editor.
Fix a regression that caused clicking on the scrollbar to move the selection.
Fix an issue where focus or blur event handlers that dispatched editor transactions could corrupt the mouse selection state.
Fix a CSS regression that prevented the drop cursor from being positioned properly.
WidgetType.updateDOM is now passed the editor view object.
Fix a bug in posAtCoords that could cause incorrect results for positions to the left of a wrapped line.
Fix a regression where the cursor didn't restart its blink cycle when moving it with the pointer.
Even without a key property, measure request objects that are already scheduled will not be scheduled again by requestMeasure.
Fix an issue where keymaps incorrectly interpreted key events that used Ctrl+Alt modifiers to simulate AltGr on Windows.
Fix a bug where line decorations with a different class property would be treated as equal.
Fix a bug that caused drawSelection to not notice when it was reconfigured.
Fix a crash in the gutter extension caused by sharing of mutable arrays.
Fix a regression that caused touch selection on mobile platforms to not work in an uneditable editor.
Fix a bug where DOM events on the boundary between lines could get assigned to the wrong line.
Make the editor properly scroll when moving the pointer out of it during drag selection.
Fix a regression where clicking below the content element in an editor with its own height didn't focus the editor.
Make the editor notice widget height changes to automatically adjust its height information.
Fix an issue where widget buffers could be incorrectly omitted after empty lines.
Fix an issue in content redrawing that could cause coordsAtPos to return incorrect results.
The static RectangleMarker.forRange method exposes the logic used by the editor to draw rectangles covering a selection range.
Layers can now provide a destroy function to be called when the layer is removed.
The new highlightWhitespace extension makes spaces and tabs in the editor visible.
The highlightTrailingWhitespace extension can be used to make trailing whitespace stand out.
The layer function can now be used to define extensions that draw DOM elements over or below the document text.
Tooltips that are bigger than the available vertical space for them will now have their height set so that they don't stick out of the window. The new resize property on TooltipView can be used to opt out of this behavior.
Fix a bug that caused marked unnecessary splitting of mark decoration DOM elements in some cases.
Fix an issue where key bindings were activated for the wrong key in some situations with non-US keyboards.
A tooltip's positioned callback is now passed the available space for tooltips.
Typing into a read-only editor no longer moves the cursor.
Fix an issue where hover tooltips were closed when the mouse was moved over them if they had a custom parent element.
Fix an issue where the editor could end up displaying incorrect height measurements (typically after initializing).
Fix an issue where coordinates next to replaced widgets were returned incorrectly, causing the cursor to be drawn in the wrong place.
Update the crosshairCursor state on every mousemove event.
Avoid an issue in the way that the editor enforces cursor associativity that could cause the cursor to get stuck on single-character wrapped lines.
Avoid an issue where scrollPastEnd makes a single-line editor have a vertical scrollbar.
Work around a Chrome bug where it inserts a newline when you press space at the start of a wrapped line.
Align rectangularSelection's behavior with other popular editors by making it create cursors at the end of lines that are too short to touch the rectangle.
Fix an issue where coordinates on mark decoration boundaries were sometimes taken from the wrong side of the position.
Prevent scrolling artifacts caused by attempts to scroll stuff into view when the editor isn't being displayed.
TooltipView objects can now provide a destroy method to be called when the tooltip is removed.
Fix a crash when trying to scroll something into view in an editor that wasn't in the visible DOM.
Fix an issue where coordsAtPos returned the coordinates on the wrong side of a widget decoration wrapped in a mark decoration.
Fix an issue where content on long wrapped lines could fail to properly scroll into view.
Fix an issue where DOM change reading on Chrome Android could get confused when a transaction came in right after a beforeinput event for backspace, enter, or delete.
Reduce the amount of wrap-point jittering when scrolling through a very long wrapped line.
Fix an issue where scrolling to content that wasn't currently drawn due to being on a very long line would often fail to scroll to the right position.
Suppress double-space-adds-period behavior on Chrome Mac when it behaves weirdly next to widget.
Key binding objects with an any property will now add handlers that are called for any key, within the ordering of the keybindings.
Don't override double/triple tap behavior on touch screen devices, so that the mobile selection menu pops up properly.
Fix an issue where updating the selection could crash on Safari when the editor was hidden.
Highlight the active line even when there is a selection. Prevent the active line background from obscuring the selection backdrop.
Fix an issue where elements with negative margins would confuse the editor's scrolling-into-view logic.
Fix scrolling to a specific position in an editor that has not been in view yet.
Fix a bug where cursor motion, when starting from a non-empty selection range, could get stuck on atomic ranges in some circumstances.
Avoid triggering Chrome Android's text-duplication issue when a period is typed in the middle of a word.
Don't reset the selection for selection change events that were suppressed by a node view.
Don't use the global document variable to track focus, since that doesn't work in another window/frame.
Fix an issue where key handlers that didn't return true were sometimes called twice for the same keypress.
Avoid editing glitches when using deletion keys like ctrl-d on iOS.
Properly treat characters from the 'Arabic Presentation Forms-A' Unicode block as right-to-left.
Work around a Firefox bug that inserts text at the wrong point for specific cross-line selections.
Fix a bug where posAtCoords would return the wrong results for positions to the right of wrapped lines.
The new EditorView.setRoot method can be used when an editor view is moved to a new document or shadow root.
Make selection-restoration on focus more reliable.
Fix a bug where a document that contains only non-printing characters would lead to bogus text measurements (and, from those, to crashing).
Make sure differences between estimated and actual block heights don't cause visible scroll glitches.
Fix an issue where double tapping enter to confirm IME input and insert a newline on iOS would sometimes insert two newlines.
Fix an issue on iOS where a composition could get aborted if the editor scrolled on backspace.
Make highlightSpecialChars replace directional isolate characters by default.
The editor will now try to suppress browsers' native behavior of resetting the selection in the editable content when the editable element is focused (programmatically, with tab, etc).
Fix a CSS issue that made it possible, when the gutters were wide enough, for them to overlap with the content.
MatchDecorator now supports a decorate option that can be used to customize the way decorations are added for each match.
Fix a problem where posAtCoords could incorrectly return the start of the next line when querying positions between lines.
Fix an issue where registering a high-precedence keymap made keymap handling take precedence over other keydown event handlers.
Ctrl/Cmd-clicking can now remove ranges from a multi-range selection.
Fix a CSS issue that broke horizontal scroll width stabilization.
Fix a bug where defaultLineHeight could get an incorrect value in very narrow editors.
Avoid DOM selection corruption when the editor doesn't have focus but has selection and updates its content.
Fall back to dispatching by key code when a key event produces a non-ASCII character (so that Cyrillic and Arabic keyboards can still use bindings specified with Latin characters).
The new static EditorView.findFromDOM method can be used to retrieve an editor instance from its DOM structure.
Instead of passing a constructed state to the EditorView constructor, it is now also possible to inline the configuration options to the state in the view config object.
Fix an issue on Chrome Android where the DOM could fail to display the actual document after backspace.
Avoid an issue on Chrome Android where DOM changes were sometimes inappropriately replace by a backspace key effect due to spurious beforeinput events.
Fix a problem where the content element's width didn't cover the width of the actual content.
Work around a bug in Chrome 102 which caused wheel scrolling of the editor to be interrupted every few lines.
Make sure the editor re-measures itself when its attributes are updated.
Fix an issue where gutter elements without any markers in them would not get the cm-gutterElement class assigned.
Fix an issue where DOM event handlers registered by plugins were retained indefinitely, even after the editor was reconfigured.
Prevent Mac-style behavior of inserting a period when the user inserts two spaces.
Fix an issue where the editor would sometimes not restore the DOM selection when refocused with a selection identical to the one it held when it lost focus.
Fix a bug where the input handling could crash on repeated (or held) backspace presses on Chrome Android.
The new hideOn option to hoverTooltip allows more fine-grained control over when the tooltip should hide.
Remove debug statements that accidentally made it into 0.20.0.
Fix a regression in moveVertically.
The deprecated interfaces blockAtHeight, visualLineAtHeight, viewportLines, visualLineAt, scrollPosIntoView, scrollTo, and centerOn were removed from the library.
All decorations are now provided through EditorView.decorations, and are part of a single precedence ordering. Decoration sources that need access to the view are provided as functions.
Atomic ranges are now specified through a facet (EditorView.atomicRanges).
Scroll margins are now specified through a facet (EditorView.scrollMargins).
Plugin fields no longer exist in the library (and are replaced by facets holding function values).
This package no longer re-exports the Range type from @codemirror/state.
Fix a bug where zero-length block widgets could cause viewportLineBlocks to contain overlapping ranges.
The new perLineTextDirection facet configures whether the editor reads text direction per line, or uses a single direction for the entire editor. EditorView.textDirectionAt returns the direction around a given position.
rectangularSelection and crosshairCursor from @codemirror/rectangular-selection were merged into this package.
This package now exports the tooltip functionality that used to live in @codemirror/tooltip.
The exports from the old @codemirror/panel package are now available from this package.
The exports from the old @codemirror/gutter package are now available from this package.
Fix an issue where DOM syncing could crash when a DOM node was moved from a parent to a child node (via widgets reusing existing nodes).
To avoid interfering with things like a vim mode too much, the editor will now only activate the tab-to-move-focus escape hatch after an escape press that wasn't handled by an event handler.
Make sure the view measures itself before the page is printed.
Tweak types of view plugin defining functions to avoid TypeScript errors when the plugin value doesn't have any of the interface's properties.
Fix an issue where block widgets at the start of the viewport could break height computations.
Fix a bug where block widgets on the edges of viewports could cause the positioning of content to misalign with the gutter and height computations.
Improve cursor height next to widgets.
Fix a bug where mapping positions to screen coordinates could return incorred coordinates during composition.
Fix an issue where the library failed to call WidgetType.destroy on the old widget when replacing a widget with a different widget of the same type.
Fix an issue where the editor would compute DOM positions inside composition contexts incorrectly in some cases, causing the selection to be put in the wrong place and needlessly interrupting compositions.
Fix leaking of resize event handlers.
Fix a crash that occasionally occurred when drag-selecting in a way that scrolled the editor.
The new EditorView.compositionStarted property indicates whether a composition is starting.
Fix several issues where editing or composition went wrong due to our zero-width space kludge characters ending up in unexpected places.
Make sure the editor re-measures its dimensions whenever its theme changes.
Fix an issue where some keys on Android phones could leave the editor DOM unsynced with the actual document.
Fix a regression in cursor position determination after making an edit next to a widget.
Fix an issue where the editor's view of its content height could go out of sync with the DOM when a line-wrapping editor had its width changed, causing wrapping to change.
Fix a bug that caused the editor to draw way too much content when scrolling to a position in an editor (much) taller than the window.
Report an error when a replace decoration from a plugin crosses a line break, rather than silently ignoring it.
Fix an issue where reading DOM changes was broken when lineSeparator contained more than one character.
Make ordering of replace and mark decorations with the same extent and inclusivness more predictable by giving replace decorations precedence.
Fix a bug where, on Chrome, replacement across line boundaries and next to widgets could cause bogus zero-width characters to appear in the content.
Make composition input properly appear at secondary cursors (except when those are in the DOM node with the composition, in which case the browser won't allow us to intervene without aborting the composition).
Fix a bug that cause the editor to get confused about which content was visible after scrolling something into view.
Fix a bug where the dummy elements rendered around widgets could end up in a separate set of wrapping marks, and thus become visible.
EditorView.moveVertically now preserves the assoc property of the input range.
Get rid of gaps between selection elements drawn by drawSelection.
Fix an issue where replacing text next to a widget might leak bogus zero-width spaces into the document.
Avoid browser selection mishandling when a focused view has setState called by eagerly refocusing it.
Make sure the editor signals a geometryChanged update when its width changes.
EditorView.darkTheme can now be queried to figure out whether the editor is using a dark theme.
Fix a bug that caused line decorations with a class property to suppress all other line decorations for that line.
Fix a bug that caused scroll effects to be corrupted when further updates came in before they were applied.
Fix an issue where, depending on which way a floating point rounding error fell, posAtCoords (and thus vertical cursor motion) for positions outside of the vertical range of the document might or might not return the start/end of the document.
Fix regression where plugin replacing decorations that span to the end of the line are ignored.
Fix a crash in posAtCoords when the position lies in a block widget that is rendered but scrolled out of view.
Adding block decorations from a plugin now raises an error. Replacing decorations that cross lines are ignored, when provided by a plugin.
Fix inverted interpretation of the precise argument to posAtCoords.
The editor will now handle double-taps as if they are double-clicks, rather than letting the browser's native behavior happen (because the latter often does the wrong thing).
Fix an issue where backspacing out a selection on Chrome Android would sometimes only delete the last character due to event order issues.
posAtCoords, without second argument, will no longer return null for positions below or above the document.
Fix a bug where content line elements would in some cases lose their cm-line class.
EditorView.scrollTo and EditorView.centerOn are deprecated in favor of EditorView.scrollIntoView, and will be removed in the next breaking release.
Fix an issue that could cause the editor to unnecessarily interfere with composition (especially visible on macOS Chrome).
A composition started with multiple lines selected will no longer be interruptd by the editor.
The new EditorView.scrollIntoView function allows you to do more fine-grained scrolling.
Fix a bug where CodeMirror's own event handers would run even after a user-supplied handler called preventDefault on an event.
Properly draw selections when negative text-indent is used for soft wrapping.
Fix an issue where viewportLineBlocks could hold inaccurate height information when the vertical scaling changed.
Fixes drop cursor positioning when the document is scrolled. Force a content measure when the editor comes into view
Fix a bug that could cause the editor to not measure its layout the first time it came into view.
The package now exports a dropCursor extension that draws a cursor at the current drop position when dragging content over the editor.
Refine Android key event handling to work properly in a GBoard corner case where pressing Enter fires a bunch of spurious deleteContentBackward events.
Fix a crash in drawSelection for some kinds of selections.
Prevent a possibility where some content updates causes duplicate text to remain in DOM.
Support a maxLength option to MatchDecorator that allows user code to control how far it scans into hidden parts of viewport lines.
Fix a bug that could cause out-of-view editors to get a nonsensical viewport and fail to scroll into view when asked to.
Fix a bug where would return 0 when clicking below the content if the last line was replaced with a block widget decoration.
Fix an issue where clicking at the position of the previous cursor in a blurred editor would cause the selection to reset to the start of the document.
Fix an issue where composition could be interrupted if the browser created a new node inside a mark decoration node.
Fix an issue where pressing Enter on Chrome Android during composition did not fire key handlers for Enter.
Avoid a Chrome bug where the virtual keyboard closes when pressing backspace after a widget.
Fix an issue where the editor could show a horizontal scroll bar even after all lines that caused it had been deleted or changed.
Fix a bug that could cause EditorView.plugin to inappropriately return null during plugin initialization.
Fix a bug where a block widget without estimatedHeight at the end of the document could fail to be drawn
Widgets can now define a destroy method that is called when they are removed from the view.
Widgets around replaced ranges are now visible when their side does not point towards the replaced range.
A replaced line with a line decoration no longer creates an extra empty line block in the editor.
The scrollPastEnd extension will now over-reserve space at the bottom of the editor on startup, to prevent restored scroll positions from being clipped.
EditorView.editorAttributes and contentAttributes may now hold functions that produce the attributes.
Fix a bug where lineBlockAt, for queries inside the viewport, would always return the first line in the viewport.
Fix an issue where after some kinds of changes, EditorView.viewportLineBlocks held an out-of-date set of blocks.
Export EditorView.documentPadding, with information about the vertical padding of the document.
Fix an issue where editors with large vertical padding (for example via scrollPastEnd) could sometimes lose their scroll position on Chrome.
Avoid some unnecessary DOM measuring work by more carefully checking whether it is needed.
The new elementAtHeight, lineBlockAtHeight, and lineBlockAt methods provide a simpler and more efficient replacement for the (now deprecated) blockAtHeight, visualLineAtHeight, and visualLineAt methods.
The editor view now exports a documentTop getter that gives you the vertical position of the top of the document. All height info is queried and reported relative to this top.
The editor view's new viewportLineBlocks property provides an array of in-viewport line blocks, and replaces the (now deprecated) viewportLines method.
Fix a problem where the DOM update would unnecessarily trigger browser relayouts.
Run a measure cycle when the editor's size spontaneously changes.
Fix a bug that caused the precedence of editorAttributes and contentAttributes to be inverted, making lower-precedence extensions override higher-precedence ones.
Fix an issue where the editor wasn't aware it was line-wrapping with its own lineWrapping extension enabled.
Avoid an issue where stretches of whitespace on line wrap points could cause the cursor to be placed outside of the content.
Block replacement decorations now default to inclusive, because non-inclusive block decorations are rarely what you need.
Fix an issue that caused block widgets to always have a large side value, making it impossible to show them between to replacement decorations.
Fix a crash that could happen after some types of viewport changes, due to a bug in the block widget view data structure.
Fix a bug where the editor would think it was invisible when the document body was given screen height and scroll behavior.
Fix selection reading inside a shadow root on iOS.
Fix an issue where typing into a read-only editor would move the selection.
Fix slowness when backspace is held down on iOS.
Fix a bug where backspace, enter, and delete would get applied twice on iOS.
Make sure the workaround for the lost virtual keyboard on Chrome Android also works on slower phones. Slight style change in beforeinput handler
Avoid failure cases in viewport-based rendering of very long lines.
EditorView.scrollPosIntoView has been deprecated. Use the EditorView.scrollTo effect instead.
The new EditorView.centerOn effect can be used to scroll a given range to the center of the view.
Don't crash when IntersectionObserver fires its callback without any records. Try to handle some backspace issues on Chrome Android
Using backspace near uneditable widgets on Chrome Android should now be more reliable.
Work around a number of browser bugs by always rendering zero-width spaces around in-content widgets, so that browsers will treat the positions near them as valid cursor positions and not try to run composition across widget boundaries.
Work around bogus composition changes created by Chrome Android after handled backspace presses.
Work around an issue where tapping on an uneditable node in the editor would sometimes fail to show the virtual keyboard on Chrome Android.
Prevent translation services from translating the editor content. Show direction override characters as special chars by default
specialChars will now, by default, replace direction override chars, to mitigate https://trojansource.codes/ attacks.
The editor view will, if parent is given but root is not, derive the root from the parent element.
Line decorations now accept a class property to directly add DOM classes to the line.
Fix an issue where some kinds of reflows in the surrounding document could move unrendered parts of the editor into view without the editor noticing and updating its viewport.
Fix an occasional crash in the selection drawing extension.
Fix a bug that could, on DOM changes near block widgets, insert superfluous line breaks.
Make interacting with a destroyed editor view do nothing, rather than crash, to avoid tripping people up with pending timeouts and such.
Make sure ViewUpdate.viewportChanged is true whenever visibleRanges changes, so that plugins acting only on visible ranges can use it to check when to update.
Fix line-wise cut on empty lines.
The view is now aware of the new EditorState.readOnly property, and suppresses events that modify the document when it is true.
Remove a console.log that slipped into the previous release.
The new EditorView.scrollTo effect can be used to scroll a given range into view.
Fix an issue where lines containing just a widget decoration wrapped in a mark decoration could be displayed with 0 height.
Fix a view corruption that could happen in situations involving overlapping mark decorations.
The package now exports a scrollPastEnd function, which returns an extension that adds space below the document to allow the last line to be scrolled to the top of the editor.
The view now emits new-style user event annotations for the transactions it generates.
Fix a bug where coordsAtPos would allow the passed side argument to override widget sides, producing incorrect cursor positions.
Fix a bug that could cause content lines to be misaligned in certain situations involving widgets at the end of lines.
Fix an issue where, if the browser decided to modify DOM attributes in the content in response to some editing action, the view failed to reset those again.
Fix a regression where EditorView.editable.of(false) didn't disable editing on Webkit-based browsers.
Fix a bug that caused EditorView.moveVertically to only move by one line, even when given a custom distance, in some cases.
Hide Safari's native bold/italic/underline controls for the content.
Fix a CSS problem that prevented Safari from breaking words longer than the line in line-wrapping mode.
Avoid a problem where composition would be inappropriately abored on Safari.
Fix drag-selection that scrolls the content by dragging past the visible viewport.
posAtCoords now has an imprecise mode where it'll return an approximate position even for parts of the document that aren't currently rendered.
Make drawSelection behave properly when lines are split by block widgets.
Make sure drawn selections that span a single line break don't leave a gap between the lines.
Fix a crash that could occur when the document changed during mouse selection.
Fix a bug where composition inside styled content would sometimes be inappropriately aborted by editor DOM updates.
MouseSelectionStyle.update may now return true to indicate it should be queried for a new selection after the update.
Fix a bug that would, in very specific circumstances, cause posAtCoords to go into an infinite loop in Safari.
Fix a bug where some types of IME input on Mobile Safari would drop text.
Fix an issue where the DOM selection was sometimes not properly updated when next to a widget.
Invert the order in which overlapping decorations are drawn so that higher-precedence decorations are nested inside lower-precedence ones (and thus override their styling).
Fix a but in posAtCoords where it would in some situations return -1 instead of null.
A new plugin field, PluginField.atomicRanges, can be used to cause cursor motion to skip past some ranges of the document.
Fix a bug that would cause the content DOM update to crash in specific circumstances.
Work around an issue where, after some types of changes, Mobile Safari would ignore Enter presses.
Make iOS enter and backspace handling more robust, so that platform bugs are less likely to break those keys in the editor.
Fix a regression where Esc + Tab no longer allowed the user to exit the editor.
You can now drop text files into the editor.
Work around a Mobile Safari bug where, after backspacing out the last character on a line, Enter didn't work anymore.
Work around a problem in Mobile Safari where you couldn't tap to put the cursor at the end of a line that ended in a widget.
Add an attribute to prevent the Grammarly browser extension from messing with the editor content.
Fix more issues around selection handling a Shadow DOM in Safari.
Fix a bug where some types of updates wouldn't properly cause marks around the changes to be joined in the DOM.
Fix an issue where the content and gutters in a fixed-height editor could be smaller than the editor height.
Fix a crash on Safari when initializing an editor in an unfocused window.
Fix a bug where the editor would incorrectly conclude it was out of view in some types of absolutely positioned parent elements.
Fix a crash that occurred when determining DOM coordinates in some specific situations.
Fix a crash when a DOM change that ended at a zero-width view element (widget) removed that element from the DOM.
Disable autocorrect and autocapitalize by default, since in most code-editor contexts they get in the way. You can use EditorView.contentAttributes to override this.
Fix a bug that interfered with native touch selection handling on Android.
Fix an unnecessary DOM update after composition that would disrupt touch selection on Android.
Add a workaround for Safari's broken selection reporting when the editor is in a shadow DOM tree.
Fix select-all from the context menu on Safari.
Handle selection replacements where the inserted text matches the start/end of the replaced text better.
Fix an issue where the editor would miss scroll events when it was placed in a DOM component slot.
Fix a crash when drag-selecting out of the editor with editable turned off.
Backspace and delete now largely work in an editor without a keymap.
Pressing backspace on iOS should now properly update the virtual keyboard's capitalize and autocorrect state.
Prevent random line-wrapping in (non-wrapping) editors on Mobile Safari.
Fix an issue in the compiled output that would break the code when minified with terser.
Improve handling of bidi text with brackets (conforming to Unicode 13's bidi algorithm).
Fix the position where drawSelection displays the cursor on bidi boundaries.
Fix an issue where the default focus ring gets obscured by the gutters and active line.
Fix an issue where the editor believed Chrome Android didn't support the CSS tab-size style.
Don't style active lines when there are non-empty selection ranges, so that the active line background doesn't obscure the selection.
Make iOS autocapitalize update properly when you press Enter.
The outer DOM element now has class cm-editor instead of cm-wrap (cm-wrap will be present as well until 0.19).
Improve behavior of posAtCoords when the position is near text but not in any character's actual box.
Triple-clicking now selects the line break after the clicked line (if any).
Fix an issue where the drawSelection plugin would fail to draw the top line of the selection when it started in an empty line.
Fix an issue where, at the end of a specific type of composition on iOS, the editor read the DOM before the browser was done updating it.
Fix an issue where, on iOS, some types of IME would cause the composed content to be deleted when confirming a composition.
The themeClass function and ``-style selectors in themes are no longer supported (prefixing with cm- should be done manually now).
Themes must now use & (instead of an extra $) to target the editor wrapper element.
The editor no longer adds cm-light or cm-dark classes. Targeting light or dark configurations in base themes should now be done by using a &light or &dark top-level selector.
Work around a Firefox bug where it won't draw the cursor when it is between uneditable elements.
Fix a bug that broke built-in mouse event handling.
Avoid interfering with touch events, to allow native selection behavior.
Fix a bug that broke sub-selectors with multiple & placeholders in themes.
Fix vertical cursor motion on Safari with a larger line-height.
Fix incorrect selection drawing (with drawSelection) when the selection spans to just after a soft wrap point.
Fix an issue where compositions on Safari were inappropriately aborted in some circumstances.
The view will now redraw when the EditorView.phrases facet changes, to make sure translated text is properly updated.
Long words without spaces, when line-wrapping is enabled, are now properly broken.
Fix the horizontal position of selections drawn by drawSelection in right-to-left editors with a scrollbar.
Fix an issue where pasting linewise at the start of a line left the cursor before the inserted content.
Fix a problem where the DOM selection and the editor state could get out of sync in non-editable mode.
Fix a crash when the editor was hidden on Safari, due to getClientRects returning an empty list.
Prevent Firefox from making the scrollable element keyboard-focusable.
Add an EditorView.announce state effect that can be used to conveniently provide screen reader announcements.
Avoid creating very high scroll containers for large documents so that we don't overflow the DOM's fixed-precision numbers.
Fix a bug that would create space-filling placeholders with incorrect height when document is very large.
The drawSelection extension will now reuse cursor DOM nodes when the number of cursors stays the same, allowing some degree of cursor transition animation.
Makes highlighted special characters styleable (``) and fix their default look in dark themes to have appropriate contrast.
Adds a new MatchDecorator helper class which can be used to easily maintain decorations on content that matches a regular expression.
The package now also exports a CommonJS module.
Work around Chrome problem where the native shift-enter behavior inserts two line breaks.
Make bracket closing and bracket pair removing more reliable on Android.
Fix bad cursor position and superfluous change transactions after pressing enter when in a composition on Android.
Fix issue where the wrong character was deleted when backspacing out a character before an identical copy of that character on Android.
Fix a bug that prevented ViewUpdate.focusChanged from ever being true.
First numbered release.