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authorGravatar Adam Chlipala <adamc@hcoop.net>2008-10-16 14:17:55 -0400
committerGravatar Adam Chlipala <adamc@hcoop.net>2008-10-16 14:17:55 -0400
commita1c0b723a03aef245dfe1fe3b49f874da48dec48 (patch)
tree4e2af9e63434ceb00361720e2dcb2512235340f5 /src
parent0608a7abedf738215560865e43d50909c1652c18 (diff)
Removed handling of <,> as operators, for now
Diffstat (limited to 'src')
-rw-r--r--src/elisp/urweb-mode.el20
-rw-r--r--src/elisp/urweb-move.el32
2 files changed, 34 insertions, 18 deletions
diff --git a/src/elisp/urweb-mode.el b/src/elisp/urweb-mode.el
index 308bd1af..048efcad 100644
--- a/src/elisp/urweb-mode.el
+++ b/src/elisp/urweb-mode.el
@@ -500,22 +500,10 @@ If anyone has a good algorithm for this..."
(defun urweb-tag-matching-indent ()
"Seek back to a matching opener tag and get its line's indent"
(save-excursion
- (let ((depth 0)
- (done nil))
- (while (and (not done) (search-backward ">" nil t))
- (if (save-excursion (backward-char 1) (looking-at "/"))
- (when (not (search-backward "<" nil t))
- (setq done t))
- (if (search-backward "<" nil t)
- (if (looking-at "</")
- (incf depth)
- (if (= depth 0)
- (setq done t)
- (decf depth)))
- (setq done t))))
- (if (looking-at "<xml")
- (+ (current-indentation) 2)
- (current-indentation)))))
+ (urweb-tag-matcher)
+ (if (looking-at "<xml")
+ (+ (current-indentation) 2)
+ (current-indentation))))
(defun urweb-calculate-indentation ()
(save-excursion
diff --git a/src/elisp/urweb-move.el b/src/elisp/urweb-move.el
index 41fc4cc5..370efb64 100644
--- a/src/elisp/urweb-move.el
+++ b/src/elisp/urweb-move.el
@@ -73,7 +73,7 @@
(urweb-preproc-alist
'((("UNION" "INTERSECT" "EXCEPT") . 0)
(("AND" "OR") . 1)
- ((">" ">=" "<>" "<" "<=" "=") . 4)
+ ((">=" "<>" "<=" "=") . 4)
(("+" "-" "^") . 6)
(("/" "*" "%") . 7)
(("NOT") 9)))
@@ -223,6 +223,22 @@ This assumes that we are `looking-at' the OP."
(t sym)))))))
+(defun urweb-tag-matcher ()
+ "Seek back to a matching opener tag"
+ (let ((depth 0)
+ (done nil))
+ (while (and (not done) (search-backward ">" nil t))
+ (if (save-excursion (backward-char 1) (looking-at "/"))
+ (when (not (search-backward "<" nil t))
+ (setq done t))
+ (if (search-backward "<" nil t)
+ (if (looking-at "</")
+ (incf depth)
+ (if (= depth 0)
+ (setq done t)
+ (decf depth)))
+ (setq done t))))))
+
(defun urweb-backward-sexp (prec)
"Move one sexp backward if possible, or one char else.
Returns t if the move indeed moved through one sexp and nil if not.
@@ -234,6 +250,12 @@ PREC is the precedence currently looked for."
(op-prec (urweb-op-prec op 'back))
match)
(cond
+ ((save-excursion (backward-char 5)
+ (looking-at "</xml>"))
+ (backward-char 6)
+ (urweb-tag-matcher)
+ (backward-char 1)
+ (urweb-backward-sexp prec))
((not op)
(let ((point (point)))
(ignore-errors (let ((forward-sexp-function nil)) (backward-sexp 1)))
@@ -256,6 +278,11 @@ PREC is the precedence currently looked for."
;; this reproduces the usual backward-sexp, but it might be bogus
;; in this case since !@$% is a perfectly fine symbol
(t t))))) ;(or (string-match "\\sw" op) (urweb-backward-sexp prec))
+;; (when (save-excursion (backward-char 5) (looking-at "</xml>"))
+;; (backward-char 5)
+;; (urweb-tag-matcher)
+;; (backward-char)
+;; (urweb-backward-sexp prec)))
(defun urweb-forward-sexp (prec)
"Moves one sexp forward if possible, or one char else.
@@ -307,6 +334,7 @@ Returns T if the move indeed moved through one sexp and NIL if not."
(goto-char point)
(error "Containing expression ends prematurely")))))))
+
(defun urweb-user-forward-sexp (&optional count)
"Like `forward-sexp' but tailored to the Ur/Web syntax."
(interactive "p")
@@ -323,7 +351,7 @@ Returns T if the move indeed moved through one sexp and NIL if not."
;;(defun urweb-forward-thing ()
;; (if (= ?w (char-syntax (char-after))) (forward-word 1) (forward-char 1)))
-(defun urweb-backward-arg () (urweb-backward-sexp 1000))
+(defun urweb-backward-arg () (interactive) (urweb-backward-sexp 1000))
(defun urweb-forward-arg () (urweb-forward-sexp 1000))