diff options
Diffstat (limited to 'lib/tools/emacs')
-rw-r--r-- | lib/tools/emacs/erlang-skels.el | 24 | ||||
-rw-r--r-- | lib/tools/emacs/erlang.el | 43 | ||||
-rw-r--r-- | lib/tools/emacs/test.erl.indented | 29 | ||||
-rw-r--r-- | lib/tools/emacs/test.erl.orig | 29 |
4 files changed, 99 insertions, 26 deletions
diff --git a/lib/tools/emacs/erlang-skels.el b/lib/tools/emacs/erlang-skels.el index 527e812444..7379215d68 100644 --- a/lib/tools/emacs/erlang-skels.el +++ b/lib/tools/emacs/erlang-skels.el @@ -109,32 +109,32 @@ include separators of the form %%--...") ;; Expression templates: (defvar erlang-skel-case '((erlang-skel-skip-blank) o > - "case " p " of" n> p "_ ->" n> p "ok" n> "end" p) + "case " p " of" n> p "_ ->" n> p "ok" n "end" > p) "*The skeleton of a `case' expression. Please see the function `tempo-define-template'.") (defvar erlang-skel-if '((erlang-skel-skip-blank) o > - "if" n> p " ->" n> p "ok" n> "end" p) + "if" n> p " ->" n> p "ok" n "end" > p) "The skeleton of an `if' expression. Please see the function `tempo-define-template'.") (defvar erlang-skel-receive '((erlang-skel-skip-blank) o > - "receive" n> p "_ ->" n> p "ok" n> "end" p) + "receive" n> p "_ ->" n> p "ok" n "end" > p) "*The skeleton of a `receive' expression. Please see the function `tempo-define-template'.") (defvar erlang-skel-receive-after '((erlang-skel-skip-blank) o > - "receive" n> p "_ ->" n> p "ok" n> "after " p "T ->" n> - p "ok" n> "end" p) + "receive" n> p "_ ->" n> p "ok" n "after " > p "T ->" n> + p "ok" n "end" > p) "*The skeleton of a `receive' expression with an `after' clause. Please see the function `tempo-define-template'.") (defvar erlang-skel-receive-loop '(& o "loop(" p ") ->" n> "receive" n> p "_ ->" n> - "loop(" p ")" n> "end.") + "loop(" p ")" n "end." >) "*The skeleton of a simple `receive' loop. Please see the function `tempo-define-template'.") @@ -256,8 +256,8 @@ Please see the function `tempo-define-template'.") "loop(From) ->" n> "receive" n> p "_ ->" n> - "loop(From)" n> - "end." n + "loop(From)" n + "end." > n ) "*Template of a small server. Please see the function `tempo-define-template'.") @@ -291,8 +291,8 @@ Please see the function `tempo-define-template'.") "{ok, Pid} ->" n> "{ok, Pid};" n> "Error ->" n> - "Error" n> - "end." n + "Error" n + "end." > n n (erlang-skel-separator-start 2) "%% @private" n @@ -421,8 +421,8 @@ Please see the function `tempo-define-template'.") "{ok, Pid} ->" n> "{ok, Pid, #state{}};" n> "Error ->" n> - "Error" n> - "end." n + "Error" n + "end." > n n (erlang-skel-separator-start 2) "%% @private" n diff --git a/lib/tools/emacs/erlang.el b/lib/tools/emacs/erlang.el index 9bccfaab95..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" @@ -2569,9 +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 @@ -2604,18 +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 *\\($\\|%\\|.*->\\)") (erlang-push (list 'icr token (current-column)) stack)) ;;(erlang-push (list '-> token (current-column)) stack)) ;;((looking-at "^of$") @@ -2906,7 +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)) @@ -3042,7 +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) @@ -3116,13 +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. @@ -3649,6 +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))) @@ -3930,7 +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)) ?<) @@ -3951,7 +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)) ?>) diff --git a/lib/tools/emacs/test.erl.indented b/lib/tools/emacs/test.erl.indented index 7e61bcc45b..1c1086ca58 100644 --- a/lib/tools/emacs/test.erl.indented +++ b/lib/tools/emacs/test.erl.indented @@ -483,6 +483,19 @@ indent_fun() -> Y = true andalso kalle end), + %% check EEP37 named funs + Fn1 = fun Fact(N) when N > 0 -> + F = Fact(N-1), + N * F; + Fact(0) -> + 1 + end, + %% check anonymous funs too + Fn2 = fun(0) -> + 1; + (N) -> + N + end, ok. indent_try_catch() -> @@ -731,3 +744,19 @@ commas_first() -> ] } ] }. + + +%% this used to result in a scan-sexp error +[{ + }]. + +%% this used to result in 2x the correct indentation within the function +%% body, due to the function name being mistaken for a keyword +catcher(N) -> + try generate_exception(N) of + Val -> {N, normal, Val} + catch + throw:X -> {N, caught, thrown, X}; + exit:X -> {N, caught, exited, X}; + error:X -> {N, caught, error, X} + end. diff --git a/lib/tools/emacs/test.erl.orig b/lib/tools/emacs/test.erl.orig index 932758997d..a9d09000d2 100644 --- a/lib/tools/emacs/test.erl.orig +++ b/lib/tools/emacs/test.erl.orig @@ -483,6 +483,19 @@ Var = spawn(fun(X) Y = true andalso kalle end), +%% check EEP37 named funs +Fn1 = fun Fact(N) when N > 0 -> + F = Fact(N-1), + N * F; +Fact(0) -> + 1 + end, +%% check anonymous funs too + Fn2 = fun(0) -> +1; + (N) -> + N + end, ok. indent_try_catch() -> @@ -731,3 +744,19 @@ commas_first() -> ] } ] }. + + +%% this used to result in a scan-sexp error +[{ +}]. + +%% this used to result in 2x the correct indentation within the function +%% body, due to the function name being mistaken for a keyword +catcher(N) -> +try generate_exception(N) of +Val -> {N, normal, Val} +catch +throw:X -> {N, caught, thrown, X}; +exit:X -> {N, caught, exited, X}; +error:X -> {N, caught, error, X} +end. |