diff options
Diffstat (limited to 'lib/tools/emacs/erlang.el')
| -rw-r--r-- | lib/tools/emacs/erlang.el | 51 |
1 files changed, 37 insertions, 14 deletions
diff --git a/lib/tools/emacs/erlang.el b/lib/tools/emacs/erlang.el index 527915f724..411e0e13df 100644 --- a/lib/tools/emacs/erlang.el +++ b/lib/tools/emacs/erlang.el @@ -9,7 +9,7 @@ ;; %CopyrightBegin% ;; -;; Copyright Ericsson AB 1996-2016. All Rights Reserved. +;; Copyright Ericsson AB 1996-2017. All Rights Reserved. ;; ;; Licensed under the Apache License, Version 2.0 (the "License"); ;; you may not use this file except in compliance with the License. @@ -931,6 +931,7 @@ resulting regexp is surrounded by \\_< and \\_>." "has_prepared_code_on_load" "hibernate" "insert_element" + "iolist_to_iovec" "is_builtin" "load_nif" "loaded" @@ -2070,12 +2071,6 @@ This function is aware of imported functions." (when funcname (erlang-man-find-function (current-buffer) funcname)))))) -(defun erlang-default-function-or-module () - (let ((id (erlang-get-identifier-at-point))) - (if (eq (erlang-id-kind id) 'qualified-function) - (format "%s:%s" (erlang-id-module id) (erlang-id-name id)) - (erlang-id-name id)))) - ;; Should the defadvice be at the top level, the package `advice' would ;; be required. Now it is only required when this functionality @@ -3621,8 +3616,10 @@ The return value is a string of the form \"foo/1\"." (error nil))))) -;; Keeping erlang-get-function-under-point for backward compatibility. -;; It is used by erldoc.el and maybe other code out there. +;; erlang-get-function-under-point is replaced by +;; erlang-get-identifier-at-point as far as internal erlang.el usage +;; is concerned. But it is kept for backward compatibility. It is +;; used by erldoc.el and maybe other code out there. (defun erlang-get-function-under-point () "Return the module and function under the point, or nil. @@ -3769,6 +3766,21 @@ of arguments could be found, otherwise nil." (nth 3 (erlang-id-to-list id))) +(defun erlang-default-function-or-module () + (erlang-with-id (kind module name) (erlang-get-identifier-at-point) + (let ((x (cond ((eq kind 'module) + (format "%s:" name)) + ((eq kind 'record) + (format "-record(%s" name)) + ((eq kind 'macro) + (format "-define(%s" name)) + (t + name)))) + (if module + (format "%s:%s" module x) + x)))) + + ;; TODO: Escape single quotes inside the string without ;; replace-regexp-in-string. (defun erlang-add-quotes-if-needed (str) @@ -4685,9 +4697,10 @@ for a tag on the form `module:tag'." (if (fboundp 'advice-add) ;; Emacs 24.4+ - (require 'etags) - (advice-add 'etags-tags-completion-table :around - #'erlang-etags-tags-completion-table-advice) + (progn + (require 'etags) + (advice-add 'etags-tags-completion-table :around + #'erlang-etags-tags-completion-table-advice)) ;; Emacs 23.1-24.3 (defadvice etags-tags-completion-table (around erlang-replace-tags-table @@ -4859,7 +4872,12 @@ considered first when it is time to jump to the definition.") '(progn (cl-defmethod xref-backend-identifier-at-point ((_backend (eql erlang-etags))) - (erlang-id-to-string (erlang-get-identifier-at-point))) + (if (eq this-command 'xref-find-references) + (if (use-region-p) + (buffer-substring-no-properties (region-beginning) + (region-end)) + (thing-at-point 'symbol)) + (erlang-id-to-string (erlang-get-identifier-at-point)))) (cl-defmethod xref-backend-definitions ((_backend (eql erlang-etags)) identifier) @@ -4970,9 +4988,10 @@ considered first when it is time to jump to the definition.") (and (fboundp 'xref-make) (fboundp 'xref-make-file-location) (let* ((first-time t) + (cbuf (current-buffer)) xrefs matching-files) (save-excursion - (while (visit-tags-table-buffer (not first-time)) + (while (erlang-visit-tags-table-buffer (not first-time) cbuf) (setq first-time nil) (let ((files (tags-table-files))) (while files @@ -4988,6 +5007,10 @@ considered first when it is time to jump to the definition.") (setq files (cdr files)))))) (nreverse xrefs)))) +(defun erlang-visit-tags-table-buffer (cont cbuf) + (if (< emacs-major-version 26) + (visit-tags-table-buffer cont) + (visit-tags-table-buffer cont cbuf))) (defun erlang-xref-find-definitions-module-tag (module tag |