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Add optional semantic highlighting for Emacs Lisp.

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* lisp/emacs-lisp/scope.el: New file.

* lisp/progmodes/elisp-mode.el (elisp): New 'defgroup'.
(elisp-add-help-echo, elisp-fontify-semantically)
(elisp-fontify-symbol-precedence-function): New options.
(elisp-symbol-at-mouse, elisp-free-variable, elisp-condition)
(elisp-major-mode-name, elisp-face, elisp-symbol-type)
(elisp-symbol-type-definition, elisp-function-reference)
(elisp-non-local-exit, elisp-unknown-call, elisp-macro-call)
(elisp-special-form, elisp-throw-tag, elisp-feature)
(elisp-rx, elisp-theme, elisp-binding-variable)
(elisp-bound-variable, elisp-shadowing-variable)
(elisp-shadowed-variable, elisp-variable-at-point)
(elisp-warning-type, elisp-declaration, elisp-thing)
(elisp-slot, elisp-widget-type, elisp-type, elisp-group)
(elisp-nnoo-backend, elisp-ampersand, elisp-constant)
(elisp-defun, elisp-defmacro, elisp-defvar, elisp-defface)
(elisp-icon, elisp-deficon, elisp-oclosure)
(elisp-defoclosure, elisp-coding, elisp-defcoding)
(elisp-charset, elisp-defcharset, elisp-completion-category)
(elisp-completion-category-definition): New faces.
(elisp-local-references, elisp-highlight-variable)
(elisp-unhighlight-variable, elisp-cursor-sensor)
(elisp--function-help-echo, elisp--help-echo-1)
(elisp--help-echo, elisp--annotate-symbol-with-help-echo)
(elisp-extend-region-to-whole-defuns, elisp-fontify-symbol)
(elisp-fontify-region-semantically, elisp-fontify-region):
New functions.
(emacs-lisp-mode): Set 'font-lock-extra-managed-props',
'font-lock-fontify-region-function' and
'font-lock-extend-region-functions'.

* etc/NEWS: Announce new feature.
This commit is contained in:
Eshel Yaron 2025-09-28 09:58:28 +02:00
parent 98b2516f6e
commit 136c39438f
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3 changed files with 2955 additions and 0 deletions
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