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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;;; CSS abbrev:
(emmet-defparameter
emmet-css-unit-aliases
(gethash "unitAliases" (gethash "css" emmet-preferences)))
(defun emmet-css-arg-number (input)
(emmet-parse
" *\\(\\(?:-\\|\\)[0-9.]+\\)\\(-\\|[A-Za-z]*\\)" 3 "css number arguments"
(cons (list (elt it 1)
(let ((unit (elt it 2)))
(if (= (length unit) 0)
(if (find ?. (elt it 1)) "em" "px")
(gethash unit emmet-css-unit-aliases unit))))
input)))
(emmet-defparameter
emmet-css-color-shorten-if-possible
(gethash "shortenIfPossible" (gethash "color" (gethash "css" emmet-preferences))))
(emmet-defparameter
emmet-css-color-case
(gethash "case" (gethash "color" (gethash "css" emmet-preferences))))
(emmet-defparameter
emmet-css-color-trailing-aliases
(gethash "trailingAliases" (gethash "color" (gethash "css" emmet-preferences))))
(defun emmet-css-arg-color (input)
(emmet-parse
(concat " *#\\([0-9a-fA-F]\\{1,6\\}\\)\\(rgb\\|\\)\\(["
(emmet-join-string
(emmet-get-keys-of-hash emmet-css-color-trailing-aliases) "")
"]\\|\\)")
4 "css color argument"
(let ((color
(let* ((n (elt it 1))
(l (length n)))
(substring
(cond ((= l 1) (concat (make-list 6 (string-to-char n))))
((= l 2) (concat n n n))
((= l 3) (concat
(loop for c in (string-to-list n)
append (list c c))))
(t (concat n n)))
0 6))))
(cons
(let ((rgb-mode (string= (elt it 2) "rgb")))
(if rgb-mode
(format "rgb(%d,%d,%d)"
(string-to-number (substring color 0 2) 16)
(string-to-number (substring color 2 4) 16)
(string-to-number (substring color 4 6) 16))
(concat
"#"
(let ((filter (cond ((string= emmet-css-color-case "auto") #'identity)
((string= emmet-css-color-case "up") #'upcase)
(t #'downcase))))
(funcall
filter
(if (and emmet-css-color-shorten-if-possible
(eql (aref color 0) (aref color 1))
(eql (aref color 2) (aref color 3))
(eql (aref color 4) (aref color 5)))
(concat (mapcar #'(lambda (i) (aref color i)) '(0 2 4)))
color))))))
(if (< 0 (length (elt it 3)))
(cons (gethash (elt it 3) emmet-css-color-trailing-aliases) input)
input)))))
(defun emmet-css-arg-something (input)
(emmet-parse
" *\\([^ ]+\\)" 2 "css argument"
(cons (elt it 1) input)))
(defun emmet-css-parse-arg (input)
(emmet-run emmet-css-arg-number it
(emmet-run emmet-css-arg-color it
(emmet-run emmet-css-arg-something it
(if (equal input "")
it
(cons input ""))))))
(defun emmet-css-important-p (input)
(let ((len (length input)))
(and (< 0 len)
(char-equal (aref input (1- len)) ?!))))
(defun emmet-css-parse-args (args)
(when args
(let ((rt nil))
(loop
(emmet-pif
(emmet-css-parse-arg args)
(loop for i on it do (push (car i) rt)
while (consp (cdr i))
finally (setq args (cdr i)))
(return (nreverse rt)))))))
(defun emmet-css-split-args (exp)
(emmet-aif
(string-match "\\(?:[ #0-9$]\\|-[0-9]\\)" exp)
(list (substring exp 0 it) (substring exp it))
(list exp nil)))
(defun emmet-css-split-vendor-prefixes (input)
(emmet-parse
"\\(-[wmso]+-\\|-\\|\\)\\(.*\\)" 3 "css vendor prefixes"
(list (elt it 2)
(let ((vp (elt it 1)))
(if (not (string= vp ""))
(if (string= vp "-") 'auto
(string-to-list (subseq vp 1 -1))))))))
(defun emmet-css-subexpr (exp)
(let* ((importantp (emmet-css-important-p exp)))
(destructuring-bind (exp vp)
(emmet-css-split-vendor-prefixes exp)
(destructuring-bind (key args)
(emmet-css-split-args (if importantp (subseq exp 0 -1) exp))
`(,key ,vp
,importantp
,@(emmet-css-parse-args args))))))
(defun emmet-css-toknize (str)
(let* ((i (split-string str "+"))
(rt nil))
(loop
(let ((f (first i))
(s (second i)))
(if f
(if (and s (or (string= s "")
(string-match "^\\(?:[ #0-9$]\\|-[0-9]\\)" s)))
(progn
(setf rt (cons (concat f "+" s) rt))
(setf i (cddr i)))
(progn
(setf rt (cons f rt))
(setf i (cdr i))))
(return (nreverse rt)))))))
(defun emmet-css-expr (input)
(mapcar #'emmet-css-subexpr
(emmet-css-toknize input)))
(emmet-defparameter
emmet-css-snippets
(gethash "snippets" (gethash "css" emmet-snippets)))
(emmet-defparameter
emmet-sass-snippets
(gethash "snippets" (gethash "sass" emmet-snippets)))
(emmet-defparameter
emmet-css-unitless-properties
(gethash "unitlessProperties" (gethash "css" emmet-preferences)))
(emmet-defparameter
emmet-css-unitless-properties-regex
(concat "^\\(:?" (emmet-join-string
emmet-css-unitless-properties "\\|")
"\\):.*$"))
(defun emmet-css-instantiate-lambda (str)
(cl-flet ((insert-space-between-name-and-body
(str)
(if (string-match "^\\([a-z-]+:\\)\\(.+\\)$" str)
(emmet-join-string
(mapcar (lambda (ref) (match-string ref str)) '(1 2)) " ")
str))
(split-string-to-body
(str args-sym)
(let ((rt '(concat)) (idx-max 0))
(loop for i from 0 to 255 do
(emmet-aif
(string-match "\\(?:|\\|${\\(?:\\([0-9]\\)\\|\\)\\(?::\\(.+?\\)\\|\\)}\\)" str)
(destructuring-bind (mat idx def)
(mapcar (lambda (ref) (match-string ref str)) '(0 1 2))
(setf rt
`((or
(nth ,(let ((cur-idx (if idx (1- (string-to-number idx)) i)))
(setf idx-max (max cur-idx idx-max)))
,args-sym)
,(or def ""))
,(substring str 0 it) ;; ordered to reverse
,@rt))
(setf str (substring str (+ it (length mat)))))
;; don't use nreverse. cause bug in emacs-lisp.
(return (cons idx-max (reverse (cons str rt)))))))))
(let ((args (gensym))
(str (insert-space-between-name-and-body str)))
(destructuring-bind (idx-max . body) (split-string-to-body str args)
(eval
`(lambda (&rest ,args)
(progn
(when (nthcdr ,idx-max ,args)
(setf (nthcdr ,idx-max ,args)
(list (emmet-join-string
(nthcdr ,idx-max ,args) " "))))
,body)))))))
(emmet-defparameter
emmet-vendor-prefixes-properties
(gethash "vendorPrefixesProperties" (gethash "css" emmet-preferences)))
(emmet-defparameter
emmet-vendor-prefixes-default
(list "webkit" "moz" "ms" "o"))
(defun emmet-css-transform-vendor-prefixes (line vp)
(let ((key (subseq line 0 (or (position ?: line) (length line)))))
(let ((vps (if (eql vp 'auto)
(gethash key
emmet-vendor-prefixes-properties
emmet-vendor-prefixes-default)
(mapcar (lambda (v)
(cond ((= v ?w) "webkit")
((= v ?m) "moz")
((= v ?s) "ms")
((= v ?o) "o")))
vp))))
(emmet-join-string
(append (mapcar (lambda (v) (concat "-" v "-" line)) vps)
(list line))
"\n"))))
(defun emmet-css-transform-exprs (exprs)
(emmet-join-string
(mapcar
#'(lambda (expr)
(let*
((hash-map (if emmet-use-sass-syntax emmet-sass-snippets emmet-css-snippets))
(basement
(emmet-aif
(or (gethash (car expr) hash-map) (gethash (car expr) emmet-css-snippets))
(let ((set it) (fn nil) (unitlessp nil))
(if (stringp set)
(progn
;; new pattern
;; creating print function
(setf fn (emmet-css-instantiate-lambda set))
;; get unitless or no
(setf unitlessp
(not (null (string-match
emmet-css-unitless-properties-regex set))))
;; caching
(puthash (car expr) (cons fn unitlessp) hash-map))
(progn
;; cache hit.
(setf fn (car set))
(setf unitlessp (cdr set))))
(apply fn
(mapcar
#'(lambda (arg)
(if (listp arg)
(if unitlessp (car arg)
(apply #'concat arg))
arg))
(cdddr expr))))
(concat (car expr) ": "
(emmet-join-string
(mapcar #'(lambda (arg)
(if (listp arg) (apply #'concat arg) arg))
(cdddr expr)) " ")
";"))))
(let ((line
(if (caddr expr)
(concat (subseq basement 0 -1) " !important;")
basement)))
;; remove trailing semicolon while editing Sass files
(if (and emmet-use-sass-syntax (equal ";" (subseq line -1)))
(setq line (subseq line 0 -1)))
(emmet-aif
(cadr expr)
(emmet-css-transform-vendor-prefixes line it)
line))))
exprs)
"\n"))
(defun emmet-css-transform (input)
(emmet-css-transform-exprs (emmet-css-expr input)))
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