diff options
Diffstat (limited to 'lib/tools/emacs/erlang.el')
| -rw-r--r-- | lib/tools/emacs/erlang.el | 47 |
1 files changed, 33 insertions, 14 deletions
diff --git a/lib/tools/emacs/erlang.el b/lib/tools/emacs/erlang.el index c395d22356..ec5a1f4bc5 100644 --- a/lib/tools/emacs/erlang.el +++ b/lib/tools/emacs/erlang.el @@ -73,6 +73,8 @@ ;; M-x set-variable RET debug-on-error RET t RET ;;; Code: +(eval-when-compile (require 'cl)) + ;; Variables: (defconst erlang-version "2.7" @@ -620,7 +622,6 @@ resulting regexp is surrounded by \\_< and \\_>." "if" "let" "of" - "query" "receive" "try" "when") @@ -663,6 +664,7 @@ resulting regexp is surrounded by \\_< and \\_>." "is_function" "is_integer" "is_list" + "is_map" "is_number" "is_pid" "is_port" @@ -714,7 +716,8 @@ resulting regexp is surrounded by \\_< and \\_>." "pos_integer" "string" "term" - "timeout") + "timeout" + "map") "Erlang type specs types")) (eval-and-compile @@ -771,6 +774,7 @@ resulting regexp is surrounded by \\_< and \\_>." "is_function" "is_integer" "is_list" + "is_map" "is_number" "is_pid" "is_port" @@ -790,6 +794,7 @@ resulting regexp is surrounded by \\_< and \\_>." "list_to_tuple" "load_module" "make_ref" + "map_size" "max" "min" "module_loaded" @@ -1415,6 +1420,10 @@ Other commands: (if (boundp 'after-change-major-mode-hook) (run-hooks 'after-change-major-mode-hook))) +;;;###autoload +(dolist (r '("\\.erl$" "\\.app\\.src$" "\\.escript" + "\\.hrl$" "\\.xrl$" "\\.yrl" "/ebin/.+\\.app")) + (add-to-list 'auto-mode-alist (cons r 'erlang-mode))) (defun erlang-syntax-table-init () (if (null erlang-mode-syntax-table) @@ -2565,9 +2574,9 @@ Value is list (stack token-start token-type in-what)." (erlang-pop stack)) (if (and stack (memq (car (car stack)) '(icr begin fun try))) (erlang-pop stack)))) - ((looking-at "catch.*of") + ((looking-at "catch\\b.*of") t) - ((looking-at "catch\\s *\\($\\|%\\|.*->\\)") + ((looking-at "catch\\b\\s *\\($\\|%\\|.*->\\)") ;; Must pop top icr layer, `catch' in try/catch ;;will push a new layer next. (progn @@ -2600,18 +2609,24 @@ Value is list (stack token-start token-type in-what)." (if (save-excursion (goto-char (match-end 1)) (erlang-skip-blank to) + ;; Use erlang-variable-regexp here to look for an + ;; optional variable name to match EEP37 named funs. + (if (looking-at erlang-variable-regexp) + (progn + (goto-char (match-end 0)) + (erlang-skip-blank to))) (eq (following-char) ?\()) (erlang-push (list 'fun token (current-column)) stack))) - ((looking-at "\\(begin\\|query\\)[^_a-zA-Z0-9]") + ((looking-at "\\(begin\\)[^_a-zA-Z0-9]") (erlang-push (list 'begin token (current-column)) stack)) ;; Normal when case ;;((looking-at "when\\s ") ;;((looking-at "when\\s *\\($\\|%\\)") ((looking-at "when[^_a-zA-Z0-9]") (erlang-push (list 'when token (current-column)) stack)) - ((looking-at "catch.*of") + ((looking-at "catch\\b.*of") t) - ((looking-at "catch\\s *\\($\\|%\\|.*->\\)") + ((looking-at "catch\\b\\s *\\($\\|%\\|.*->\\)") (erlang-push (list 'icr token (current-column)) stack)) ;;(erlang-push (list '-> token (current-column)) stack)) ;;((looking-at "^of$") @@ -2902,7 +2917,7 @@ Return nil if inside string, t if in a comment." (if stack (erlang-caddr (car stack)) 0)) - ((looking-at "catch\\($\\|[^_a-zA-Z0-9]\\)") + ((looking-at "catch\\b\\($\\|[^_a-zA-Z0-9]\\)") ;; Are we in a try (let ((start (if (eq (car stack-top) '->) (car (cdr stack)) @@ -3038,7 +3053,7 @@ This assumes that the preceding expression is either simple \(i.e. an atom) or parenthesized." (save-excursion (or arg (setq arg 1)) - (forward-sexp (- arg)) + (ignore-errors (forward-sexp (- arg))) (let ((col (current-column))) (skip-chars-backward " \t") ;; Special hack to handle: (note line break) @@ -3112,13 +3127,13 @@ This assumes that the preceding expression is either simple (defun erlang-at-keyword () "Are we looking at an Erlang keyword which will increase indentation?" - (looking-at (concat "\\(when\\|if\\|fun\\|case\\|begin\\|query\\|" - "of\\|receive\\|after\\|catch\\|try\\)[^_a-zA-Z0-9]"))) + (looking-at (concat "\\(when\\|if\\|fun\\|case\\|begin\\|" + "of\\|receive\\|after\\|catch\\|try\\)\\b"))) (defun erlang-at-operator () "Are we looking at an Erlang operator?" (looking-at - "\\(bnot\\|div\\|mod\\|band\\|bor\\|bxor\\|bsl\\|bsr\\)[^_a-zA-Z0-9]")) + "\\(bnot\\|div\\|mod\\|band\\|bor\\|bxor\\|bsl\\|bsr\\)\\b")) (defun erlang-comment-indent () "Compute Erlang comment indentation. @@ -3645,6 +3660,10 @@ Normally used in conjunction with `erlang-beginning-of-clause', e.g.: (setq cont nil)) ((looking-at "\\s *\\($\\|%\\)") (forward-line 1)) + ((looking-at "\\s *<<[^>]*?>>") + (when (zerop res) + (setq res (+ 1 res))) + (goto-char (match-end 0))) ((looking-at "\\s *,") (setq res (+ 1 res)) (goto-char (match-end 0))) @@ -3926,7 +3945,7 @@ non-whitespace characters following the point on the current line." (self-insert-command arg) ;; Was this the second char in bit-syntax open (`<<')? - (unless (< (point) 2) + (unless (<= (point) 2) (save-excursion (backward-char 2) (when (and (eq (char-after (point)) ?<) @@ -3947,7 +3966,7 @@ non-whitespace characters following the point on the current line." (defun erlang-after-bitsyntax-close () "Return t if point is immediately after a bit-syntax close parenthesis (`>>')." - (and (>= (point) 2) + (and (>= (point) 3) (save-excursion (backward-char 2) (and (eq (char-after (point)) ?>) |