Syntax Highlighting Code Editor for WordPress Core

Adding CodeMirror functionality to the Plugin and Theme file editors, as well as the Customizer…

Author:	The WordPress Team (profile at wordpress.org)
WordPress version required:	4.7
WordPress version tested:	4.9-alpha
Plugin version:	0.7.0
Added to WordPress repository:	25-08-2017
Last updated:	13-09-2017 Warning! This plugin has not been updated in over 2 years. It may no longer be maintained or supported and may have compatibility issues when used with more recent versions of WordPress.
Rating, %:	100
Rated by:	2
Plugin URI:	https://wordpress.org/plugins/better-code-edi...
Total downloads:	16 159
Active installs:	30+
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ChangeLog

Create minified bundles for CodeMirror assets. See #92. Fixes #71.
Fix tabbing backward when Additional CSS section description is expanded, to focus on Close link instead of Help toggle. See #91. Fixes #90.

Improve frequency for when linting error notifications are shown and remove some overly-strict rules. See #86. Fixes #13.
Improve disabling of save button for Custom HTML widget. See #87.
Enable search addon so that attempting to do a find inside the editor will search contents of file and not use browser find dialog. See #76. Fixes #75.
Auto-show Custom CSS section description when value is empty, add close link to bottom of description, and remove default placeholder value for Custom CSS field. See #84. Fixes #79 and core#39892.
Improve passing of linting rulesets to CodeMirror and update CodeMirror to 5.29.1-alpha. See #59.
Merge wp_code_editor_settings() into wp_enqueue_code_editor(). See #81. Fixes #55.
Add support for RTL languages. See #80. Fixes #72.
Add admin notice to instruct npm install when plugin installed from source. See #74. Fixes #73.
Update dev-lib to use local tools and add PHPCompatibility sniffs. See #82.
See full commit log and diff: 0.5.0…0.6.0.

Prevent saving when lint errors present. See #69. Fixes #69.
Remove unused assets; register likely-used assets; allow recognized file types to be edited; allow passing type when getting settings in addition to file. See #66. Fixes #4.
Add recognition for JSON mode.
Align styling matchbracket with matchtag. See #63. Fixes #56.
Redesign warning/error messages. See #62. Fixes #44, #45.
Improve help text in widgets admin screen and Additional CSS in Customizer. See #65. Fixes #36.
Add wp_enqueue_code_editor action. See #68.
See full commit log and diff: 0.4.0…0.5.0

Enable addon many goodies to improve UX and reduce accidental errors. See #52.
Add autocomplete hinting. See #51 and #50.
Improve mixed-mode autocomplete hints, including PHP. See #58.
Configure HTMLHint including KSES rule. See #47.
Configure JSHint with same rules as core. See #46.
Limit CSSLint rules. See #38 and #26.
Add tab trap escaping for CodeMirror in Custom HTML widget and theme/plugin editors. See #43 and #37.
Rename codemirror-wp to better-code-editing. See #42.
Add plugin icon. See #40.
Fix errors on small screens. See #39 and #11.
Refactor plugin class into include files to facilitate core patch creation. See #54.
Add admin notice when plugin is obsolete. See #57.
Upgrade CodeMirror to 5.29.0.
See full commit log and diff: 0.3.0…0.4.0

Enable line-wrapping and constrain width for file editor to match textarea. See #33, #5, #32.
Improve accessibility of CodeMirror in Customizer’s Additional CSS, including escape method from Tab trap. See #34 and #29.
Improve file organization to prepare for core merge.
See full commit log and diff: 0.2.0…0.3.0

Initial release.