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-rw-r--r--lib/tools/emacs/Makefile24
-rw-r--r--lib/tools/emacs/erlang.el95
-rw-r--r--lib/tools/emacs/test.erl.indented45
-rw-r--r--lib/tools/emacs/test.erl.orig45
4 files changed, 158 insertions, 51 deletions
diff --git a/lib/tools/emacs/Makefile b/lib/tools/emacs/Makefile
index 8533488463..69946be24a 100644
--- a/lib/tools/emacs/Makefile
+++ b/lib/tools/emacs/Makefile
@@ -71,9 +71,9 @@ docs:
include $(ERL_TOP)/make/otp_release_targets.mk
release_spec: opt
- $(INSTALL_DIR) $(RELSYSDIR)/emacs
+ $(INSTALL_DIR) "$(RELSYSDIR)/emacs"
$(INSTALL_DATA) $(EL_FILES) $(README_FILES) $(TEST_FILES) \
- $(RELSYSDIR)/emacs
+ "$(RELSYSDIR)/emacs"
ifeq ($(DOCTYPE),pdf)
release_docs_spec:
@@ -82,7 +82,23 @@ ifeq ($(DOCTYPE),ps)
release_docs_spec:
else
release_docs_spec: docs
- $(INSTALL_DIR) $(RELEASE_PATH)/man/man3
- $(INSTALL_DATA) $(MAN_FILES) $(RELEASE_PATH)/man/man3
+ $(INSTALL_DIR) "$(RELEASE_PATH)/man/man3"
+ $(INSTALL_DATA) $(MAN_FILES) "$(RELEASE_PATH)/man/man3"
endif
endif
+
+EMACS ?= emacs
+
+test_indentation:
+ @rm -f test.erl
+ @rm -f test_indent.el
+ @echo '(load "erlang-start")' >> test_indent.el
+ @echo '(find-file "test.erl.orig")' >> test_indent.el
+ @echo "(require 'cl) ; required with Emacs < 23 for ignore-errors" >> test_indent.el
+ @echo '(erlang-mode)' >> test_indent.el
+ @echo '(toggle-debug-on-error)' >> test_indent.el
+ @echo '(erlang-indent-current-buffer)' >> test_indent.el
+ @echo '(write-file "test.erl")' >> test_indent.el
+ $(EMACS) --batch -Q -L . -l test_indent.el
+ diff -u test.erl.indented test.erl
+ @echo "No differences between expected and actual indentation"
diff --git a/lib/tools/emacs/erlang.el b/lib/tools/emacs/erlang.el
index a1c4931cca..e2bcd37def 100644
--- a/lib/tools/emacs/erlang.el
+++ b/lib/tools/emacs/erlang.el
@@ -7,7 +7,7 @@
;; %CopyrightBegin%
;;
-;; Copyright Ericsson AB 1996-2011. All Rights Reserved.
+;; Copyright Ericsson AB 1996-2012. All Rights Reserved.
;;
;; The contents of this file are subject to the Erlang Public License,
;; Version 1.1, (the "License"); you may not use this file except in
@@ -486,10 +486,6 @@ function.")
"*Non-nil means TAB in Erlang mode should always re-indent the current line,
regardless of where in the line point is when the TAB command is used.")
-(defvar erlang-error-regexp-alist
- '(("^\\([^:( \t\n]+\\)[:(][ \t]*\\([0-9]+\\)[:) \t]" . (1 2)))
- "*Patterns for matching Erlang errors.")
-
(defvar erlang-man-inhibit (eq system-type 'windows-nt)
"Inhibit the creation of the Erlang Manual Pages menu.
@@ -1330,7 +1326,6 @@ Other commands:
(erlang-menu-init)
(erlang-mode-variables)
(erlang-check-module-name-init)
- (erlang-add-compilation-alist erlang-error-regexp-alist)
(erlang-man-init)
(erlang-tags-init)
(erlang-font-lock-init)
@@ -1446,31 +1441,6 @@ Other commands:
(set (make-local-variable 'outline-level) (lambda () 1))
(set (make-local-variable 'add-log-current-defun-function)
'erlang-current-defun))
-
-
-;; Compilation.
-;;
-;; The following code is compatible with the standard package `compilation',
-;; making it possible to go to errors using `erlang-next-error' (or just
-;; `next-error' in Emacs 21).
-;;
-;; The normal `compile' command works of course. For best result, please
-;; execute `make' with the `-w' flag.
-;;
-;; Please see the variables named `compiling-..' above.
-
-(defun erlang-add-compilation-alist (alist)
- (require 'compile)
- (cond ((boundp 'compilation-error-regexp-alist) ; Emacs 19
- (while alist
- (or (assoc (car (car alist)) compilation-error-regexp-alist)
- (setq compilation-error-regexp-alist
- (cons (car alist) compilation-error-regexp-alist)))
- (setq alist (cdr alist))))
- ((boundp 'compilation-error-regexp)
- ;; Emacs 18, Only one regexp is allowed.
- (funcall (symbol-function 'set)
- 'compilation-error-regexp (car (car alist))))))
(defun erlang-font-lock-init ()
"Initialize Font Lock for Erlang mode."
@@ -1519,7 +1489,7 @@ Other commands:
;; A dollar sign right before the double quote that ends a
;; string is not a character escape.
;;
- ;; And a "string" has with a double quote not escaped by a
+ ;; And a "string" consists of a double quote not escaped by a
;; dollar sign, any number of non-backslash non-newline
;; characters or escaped backslashes, a dollar sign
;; (otherwise we wouldn't care) and a double quote. This
@@ -1528,6 +1498,8 @@ Other commands:
;; know whether matching started inside a string: limiting
;; search to a single line keeps things sane.
. (("\\(?:^\\|[^$]\\)\"\\(?:[^\"\n]\\|\\\\\"\\)*\\(\\$\\)\"" 1 "w")
+ ;; Likewise for atoms
+ ("\\(?:^\\|[^$]\\)'\\(?:[^'\n]\\|\\\\'\\)*\\(\\$\\)'" 1 "w")
;; And the dollar sign in $\" escapes two characters, not
;; just one.
("\\(\\$\\)\\\\\\\"" 1 "'"))))))
@@ -2989,18 +2961,52 @@ This assumes that the preceding expression is either simple
(forward-sexp (- arg))
(let ((col (current-column)))
(skip-chars-backward " \t")
- ;; Needed to match the colon in "'foo':'bar'".
- (if (not (memq (preceding-char) '(?# ?:)))
- col
- ;; Special hack to handle: (note line break)
- ;; [#myrecord{
- ;; foo = foo}]
- (or
- (ignore-errors
- (backward-char 1)
- (forward-sexp -1)
- (current-column))
- col)))))
+ ;; Special hack to handle: (note line break)
+ ;; [#myrecord{
+ ;; foo = foo}]
+ ;; where the call (forward-sexp -1) will fail when point is at the `#'.
+ (or
+ (ignore-errors
+ ;; Needed to match the colon in "'foo':'bar'".
+ (cond ((eq (preceding-char) ?:)
+ (backward-char 1)
+ (forward-sexp -1)
+ (current-column))
+ ((eq (preceding-char) ?#)
+ ;; We may now be at:
+ ;; - either a construction of a new record
+ ;; - or update of a record, in which case we want
+ ;; the column of the expression to be updated.
+ ;;
+ ;; To see which of the two cases we are at, we first
+ ;; move an expression backwards, check for keywords,
+ ;; then immediately an expression forwards. Moving
+ ;; backwards skips past tokens like `,' or `->', but
+ ;; when moving forwards again, we won't skip past such
+ ;; tokens. We use this: if, after having moved
+ ;; forwards, we're back where we started, then it was
+ ;; a record update.
+ ;; The check for keywords is to detect cases like:
+ ;; case Something of #record_construction{...}
+ (backward-char 1)
+ (let ((record-start (point))
+ (record-start-col (current-column)))
+ (forward-sexp -1)
+ (let ((preceding-expr-col (current-column))
+ ;; white space definition according to erl_scan
+ (white-space "\000-\040\200-\240"))
+ (if (erlang-at-keyword)
+ ;; The (forward-sexp -1) call moved past a keyword
+ (1+ record-start-col)
+ (forward-sexp 1)
+ (skip-chars-forward white-space record-start)
+ ;; Are we back where we started? If so, it was an update.
+ (if (= (point) record-start)
+ preceding-expr-col
+ (goto-char record-start)
+ (1+ (current-column)))))))
+ (t col)))
+ col))))
(defun erlang-indent-parenthesis (stack-position)
(let ((previous (erlang-indent-find-preceding-expr)))
@@ -4863,7 +4869,6 @@ The following special commands are available:
(set (make-local-variable 'compilation-old-error-list) nil))
;; Needed when compiling directly from the Erlang shell.
(setq compilation-last-buffer (current-buffer))
- (erlang-add-compilation-alist erlang-error-regexp-alist)
(setq comint-prompt-regexp "^[^>=]*> *")
(setq comint-eol-on-send t)
(setq comint-input-ignoredups t)
diff --git a/lib/tools/emacs/test.erl.indented b/lib/tools/emacs/test.erl.indented
index 2948ccf1b5..6c9343f6cb 100644
--- a/lib/tools/emacs/test.erl.indented
+++ b/lib/tools/emacs/test.erl.indented
@@ -2,7 +2,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2009-2010. All Rights Reserved.
+%% Copyright Ericsson AB 2009-2012. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -215,6 +215,11 @@ highlighting(X) % Function definitions should be highlighted
"char $in string", atom,
+ 'atom$', atom, 'atom$', atom,
+ 'atom\$', atom,
+
+ 'char $in atom', atom,
+
$[, ${, $\\, atom,
?MACRO_1,
?MACRO_2(foo),
@@ -657,3 +662,41 @@ indent_comprehensions() ->
foo() ->
[#foo{
foo = foo}].
+
+%% Record indentation
+some_function_with_a_very_long_name() ->
+ #'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
+ field1=a,
+ field2=b},
+ case dummy_function_with_a_very_very_long_name(x) of
+ #'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
+ field1=a,
+ field2=b} ->
+ ok;
+ Var = #'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
+ field1=a,
+ field2=b} ->
+ Var#'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
+ field1=a,
+ field2=b};
+ #xyz{
+ a=1,
+ b=2} ->
+ ok
+ end.
+
+another_function_with_a_very_very_long_name() ->
+ #rec{
+ field1=1,
+ field2=1}.
+
+some_function_name_xyz(xyzzy, #some_record{
+ field1=Field1,
+ field2=Field2}) ->
+ SomeVariable = f(#'Some-long-record-name'{
+ field_a = 1,
+ 'inter-xyz-parameters' =
+ #'Some-other-very-long-record-name'{
+ field2 = Field1,
+ field2 = Field2}}),
+ {ok, SomeVariable}.
diff --git a/lib/tools/emacs/test.erl.orig b/lib/tools/emacs/test.erl.orig
index 1221c5655e..0f8c4a9175 100644
--- a/lib/tools/emacs/test.erl.orig
+++ b/lib/tools/emacs/test.erl.orig
@@ -2,7 +2,7 @@
%%
%% %CopyrightBegin%
%%
-%% Copyright Ericsson AB 2009-2010. All Rights Reserved.
+%% Copyright Ericsson AB 2009-2012. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
@@ -215,6 +215,11 @@ highlighting(X) % Function definitions should be highlighted
"char $in string", atom,
+ 'atom$', atom, 'atom$', atom,
+ 'atom\$', atom,
+
+ 'char $in atom', atom,
+
$[, ${, $\\, atom,
?MACRO_1,
?MACRO_2(foo),
@@ -657,3 +662,41 @@ ok.
foo() ->
[#foo{
foo = foo}].
+
+%% Record indentation
+some_function_with_a_very_long_name() ->
+ #'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
+ field1=a,
+ field2=b},
+ case dummy_function_with_a_very_very_long_name(x) of
+ #'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
+ field1=a,
+ field2=b} ->
+ ok;
+ Var = #'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
+ field1=a,
+ field2=b} ->
+ Var#'a-long-record-name-like-it-sometimes-is-with-asn.1-records'{
+ field1=a,
+ field2=b};
+ #xyz{
+ a=1,
+ b=2} ->
+ ok
+ end.
+
+another_function_with_a_very_very_long_name() ->
+ #rec{
+ field1=1,
+ field2=1}.
+
+some_function_name_xyz(xyzzy, #some_record{
+ field1=Field1,
+ field2=Field2}) ->
+ SomeVariable = f(#'Some-long-record-name'{
+ field_a = 1,
+ 'inter-xyz-parameters' =
+ #'Some-other-very-long-record-name'{
+ field2 = Field1,
+ field2 = Field2}}),
+ {ok, SomeVariable}.
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-02 07:52:40 +0000