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[lilypond.git] / lilypond-font-lock.el
index 4a09294c56a41af73aff863feb981ee13ed92500..044f821b0494d87523bdb74749eefa14d7de4622 100644 (file)
@@ -9,8 +9,8 @@
 ;; Author: 1995-1996 Barry A. Warsaw
 ;;         1992-1994 Tim Peters
 ;; Created:       Feb 1992
-;; Version:       0.0
-;; Last Modified: 14SEP2001
+;; Version:       1.5.52
+;; Last Modified: 13APR2002
 ;; Keywords: lilypond languages music notation
 
 ;; This software is provided as-is, without express or implied
   (let* ((keywords '( ; need special order due to over[lapping] of words
 
 ;; all letters are lowercase
-"accepts" "accompany" "addlyrics" "aeolian" "alias" "alternative"
-"apply" "arpeggio" "autochange" "bar" "break" "breathe" "breve"
-"beamintervals" "broken" "blend" "bcincipit" "char" "ch" "cg"
-"chord\\(s\\|stest\\|chordmodifiers\\)?"
-"clef \\(bass\\|treble\\|violin\\|tenor\\)?"
-"clipping" "cm" "coda" "complex" "commandspanrequest" "consists\\(end\\)?"
-"context" "contrabasso" "decr" "default" "denies" "different" "dirs"
-"down\\(bow\\|prall\\)?" "dorian" "duration" "dynamicscript"
-"eccentric" "eg" "embeddedps" "endincipit" "elementdescriptions"
-"ex\\(treme\\)?" "fermata" "f+" "font" "flageolet" "fp" "fragment" "fz"
-"gliss\\(ando\\)?" "global" "gg" "gmsus" "grace" "gr\\(and\\)?staff"
-"header" "hsize" "in\\(clude\\|versions\\|visible\\)?" "ionian"
-"key\\(s\\(ignature\\)?\\)?" "lag" "lheel" "line\\(break\\|prall\\)"
-"locrian" "longa" "lower" "ltoe" "lydian" "lyrics"
-"maintainer" "mark" "maxima" "mel\\(isma\\|ody\\)?" "midi" "major"
-"minor" "mixolydian" "mordent" "monstrous" "multipart" "music"
-"musicalpitch" "m\\(p\\|f\\|m\\)?" "name" "newpage" "noise\\(beat\\)?"
-"normal\\(key\\|size\\)" "note\\(name\\)?s" "nt?"
-"one\\(staff\\)?" "open" "outputproperty" "over\\(ride\\)?"
-"paper" "partcombine" "partial" "penalty" "phrygian" "pitch" "p+"
-"property" "pt" "prall\\(mordent\\|prall\\|up\\)?" "quickmeasure"
-"relative" "remove" "repeat" "rever\\(t\\|seturn\\)" "rf" "rheel" "rhythm"
-"right" "rtoe" "scales?" "scheme" "score" "scpaper" "script" "scscore" "sd"
-"segno" "sequential" "set\\(tings\\)?" "sf\\(f\\|z\\)?" "shortlong"
-"simultaneous" "singlepart" "skip" "small" "smarttranspose" "spanrequest"
-"staccato" "staff\\(height\\|space\\)" "start" "stop\\(ped\\)?"
+"accent" "accepts" "accompany" "\\(add\\)?lyrics" 
+"\\(aeol\\|dor\\|ion\\|locr\\|\\(mixo\\)?lyd\\|phryg\\)ian" 
+"alias" "\\(altern\\|rel\\)ative" "apply" "arpeggio" "autochange" "bar" "break"
+"breathe" "beamintervals" "broken" "blend" "\\(bc\\|end\\)incipit" 
+"ch\\(ar\\)?" "cg" "chord\\(s\\|stest\\|\\(chord\\)?modifiers\\)?"
+"clef[ \t]*\"?\\(F\\|G\\|alto\\|baritone\\|bass\\|\\(mezzo\\)?soprano\\|treble\\|violin\\|tenor\\)?\"?"
+"clipping" "[cm]m" "coda" "complex" 
+"\\(command\\)?spanrequest" "consists\\(end\\)?"
+"context" "contrabasso" "\\(de\\)?cr" "default" "denies" "different" "dirs"
+"down\\(bow\\|prall\\)?" "duration" "\\(dynamic\\|text\\)?script"
+"eccentric" "eg" "embeddedps" "elementdescriptions" "\\(end\\)?cresc"
+"ex\\(treme\\)?" "fermata" "f+" "figures" "font" "flageolet" "fp" "fragment" 
+"s?fz" "gliss\\(ando\\)?" "gg" "gmsus" "grace" "gr\\(and\\)?staff"
+"header" "\\(h\\|v\\)size" "in\\(clude\\|versions\\|visible\\)?" 
+"key\\(s\\(ignature\\)?\\)?" "lag" "\\(l\\|r\\)heel" "line\\(break\\|prall\\)"
+"longa" "lower" "\\(l\\|r\\)toe"
+"mark" "marcato" "maxima" "mel\\(isma\\|ody\\)?" "midi" "m\\(aj\\|in\\)or"
+"\\(up\\|down\\)?mordent" "monstrous" "multipart" "music"
+"\\(musical\\)?pitch" "m\\(p\\|f\\|m\\)?" "name" "newpage" "noise\\(beat\\)?"
+"normal\\(key\\|size\\)" "\\(note\\|pitch\\)?names" "notes" "nt?"
+"one\\(staff\\)?" "open" "\\(output\\)?property" "over\\(ride\\)?"
+"part\\(combine\\|ial\\)" "penalty" "p+" "pt" 
+"prall\\(down\\|mordent\\|prall\\|up\\)?" "quickmeasure" "rc\\(ed\\)?" "remove"
+"repeat[ \t]*\\(\\(un\\)?fold\\|percent\\|\\|tremolo\\|volta\\)?" "rest"
+"revert" "\\(reverse\\)?turn" "rfz?" "rhythm"
+"right" "scales?" "scheme" "\\(sc\\)?paper" "\\(sc\\)?score" "sd"
+"segno" "sequential" "set\\(tings\\)?" "shortlong"
+"simultaneous" "singlepart" "skip" "small" "\\(smart\\)?transpose"
+"s[pf]+" "staccat\\(issim\\)?o" "staff\\(height\\|space\\)" "start" 
+"stop\\(ped\\)?"
 "st\\(paper\\|score\\)" "stuff" "stylesheet" "su" "tab" "tempo" "tenuto" 
-"textscript" "thenotes" "thrd" "threevoice" "thumb" "tilt\\(down\\|up\\)" 
-"timb" "times?" "timpani" "tiny" "toeters" "touch" "trans\\(lator\\|pose\\)
-"trill" "trombe" "turn" "type" "t\\(wo\\(voice\\(steminvert\\)?\\)?\\)?" 
+"thenotes" "thrd" "threevoice" "thumb" "tilt\\(down\\|up\\)" 
+"timb" "times?" "tiny" "toeters" "touch" "translator
+"trill" "type" "t\\(wo\\(voice\\(steminvert\\)?\\)?\\)?" 
 "un\\(der\\|set\\)" "up\\(bow\\|per\\|prall\\)?" "version" 
-"viol\\(a\\|in\\(incipit\\)?\\|oncello\\)" "visible" "voicedefault" "vsize"
-"x" "zagers?" "z\\(eu\\|o\\)ger"
+"visible" "voicedefault" "x"
 
                      ))
 
   (identifiers '( 
 
 ;; in principle, have one or more uppercase letters
-"\\(\\(BarNumbering\\|Choir\\|Grand\\|HaraKiri\\|OrchestralPart\\|Piano\\|Rhythmic\\)Staff\\|\\(Cue\\|Lyrics\\)?Voice\\|\\(Orchestral\\)?Score\\|ChordNames\\|Grace\\|Lyrics\\|StaffGroup\\|Thread\\)Context" ; *Context
+"\\(\\(BarNumbering\\|\\(Inner\\)?Choir\\|Grand\\|HaraKiri\\|OrchestralPart\\|Piano\\|Rhythmic\\)?Staff\\|\\(Cue\\|Lyrics\\)?Voice\\|\\(Orchestral\\)?Score\\|ChordNames\\|FiguredBass\\|Grace\\|Lyrics\\|NoteNames\\|\\(Inner\\)?Staff\\(Group\\|Container\\)?\\|Thread\\)Context" ; *Context
 "\\(script\\|dots\\|dynamic\\|slur\\|stem\\|sustain\\|sostenuto\\|unaCorda\\|treCorde\\|tie\\|tuplet\\)\\(Both\\|Down\\|Up\\)" ; *(Both/Down/Up)
 "\\(slur\\|tie\\)\\(Dotted\\|Solid\\)" ; *(Dotted/Solid)
 "\\(autoBeam\\|cadenza\\|impro\\|turn\\)\\(Off\\|On\\)" ; *(On/Off)
 "voice\\(One\\|Two\\|Three\\|Four\\|B\\|C\\|D\\|E\\)" ; voice*
 "paper\\(Eleven\\|Sixteen\\|Thirteen\\|TwentySix\\)" ; paper*
 "\\(lower\\|upper\\)\\(Octave\\|One\\)" ; (lower/upper)*
-"hairyChord"
-"\\(Piano\\|Rhythmic\\)\\(Staff\\)?"
+"hairyChord" "\\(Piano\\|Rhythmic\\)\\(Staff\\)?"
 "\\(clarinetti\\|fagotti\\|flauti\\|melodic\\|oboi\\|\\(quite\\|rather\\|somewhat\\)LongLyrics\\|violinoII?\\)?\\(Staff\\)?" ; *Staff
 "\\(archi\\|bassi\\|legni\\|ottoni\\|timpani\\|viole\\|violini\\)\\(Group\\)" ; *Group
 "melisma\\(End\\)?" "staff\\(One\\|Two\\)?" "rests\\(II\\)?" "specialKey"
 "noBreak" "paperTwentysix" "endHorizScript" "FontBody" "text(I)+"
+"\\(modern\\|forget\\)Accidentals" ; *Accidentals
+"noResetKey" "modern\\(Voice\\)?Cautionaries" "unaCorda" "treCorde"
 
                       ))
 
 
 ;; Other words which look nicer when colored
 "Accidentals" "autoBeamSettings" "BarLine" "Beam"
-"ChordName\\([s]?\\|s.[a-zA-Z]*\\)" "Grace\\(.[a-zA-Z]*\\)?"
-"\\(Grand\\|Piano\\)Staff" "Lyrics\\(.[a-zA-Z]*\\)?" "NoteHead" 
-"Score\\(.[a-zA-Z]*\\)" "Stem" "Staff\\(Symbol\\)?" "TextScript" 
-"TimeSignature" "Voice\\(.[a-zA-Z]*\\)?"
+"ChordName\\([s]?\\|s.[a-zA-Z]*\\)" "Dots" "DynamicText"
+"FiguredBass" "Hairpin" "\\(\\(Inner\\)?Choir\\|Grand\\|Piano\\|Tab\\)Staff"
+"Slur" "Stem" "SpacingSpanner" "System\\(StartDelimiter\\)?"
+"\\(Grace\\|Lyrics\\|Note\\(Head\\|Names\\)\\|Score\\|\\(Rhythmic\\)?Staff\\(Symbol\\)?\\|Thread\\|Voice\\)\\(.[a-zA-Z]*\\)?" ; combine below, if possible
+"\\(Grace\\|Lyrics\\|Note\\(Head\\|Names\\)\\|Score\\|\\(Rhythmic\\)?Staff\\(Symbol\\)?\\|Thread\\|Voice\\)[ \t]*\\(.[ \t]*[a-zA-Z]*\\)?" 
+"TextScript" "TimeSignature" "VerticalAlignment"
 
                      ))
 
 ;; font-lock- comment / string / keyword / builtin / function-name / 
 ;;            variable-name / type / constant / warning -face
 
-      '("\\([_^]?\\\\[a-zA-Z][a-zA-Z]*\\)" 1 font-lock-constant-face)
-      '("\\(\\(#'\\)?[a-zA-Z][_a-zA-Z.\-]*[ \t]*=[ \t]*#\\)" 1 font-lock-variable-name-face)
-      '("\\([a-zA-Z][_a-zA-Z.\-]*\\)[ \t]*=[ \t]*" 1 font-lock-variable-name-face)
-      '("[ \t]*=[ \t]*\\([a-zA-Z][_a-zA-Z]*\\)" 1 font-lock-variable-name-face)
+;; The order below is designed so that proofreading would be possible.
 
+;; Fontify...
+;; ... first identifiers and keywords.
+;; ... then other expressions having '\'-mark in the beginning.
+;; ... the right and the left side of '='-marks.
+;; ... reserved words, e.g., FiguredBass.
+;; ... notes and rests
+;; "on top", 6) ... '<{[]}>'-brackets
+;; "on top", 7) ... ties, slurs and hairpins
+;; "on top", 8) ... (multiline-)scheme; urgh. one should count the slurs
+;; "on top", 9) ... strings
+;; "on top", 10) ... (multiline-)comments
 
-;; other reserved words
-      (cons (concat "\\(" rwregex "\\)") 'font-lock-variable-name-face)
+;; One should note 'font-lock-multiline' has been possible since Emacs 21.1.
+;; See, e.g., text in "http://emacs.kldp.org/emacs-21.1/etc/NEWS".
+
+;; ... identifiers (defined above, see iregex)
+      (cons (concat "\\(\\([_^-]?\\(" iregex "\\)\\)+\\)\\($\\|[] \t(~{}>\\\\_()^*-]\\)") '(1 font-lock-function-name-face))
+
+;; ... keywords (defined above, see kwregex)
+      (cons (concat "\\(\\([_^-]?\\(" kwregex "\\)\\)+\\)\\($\\|[] \t(~{}>\\\\_()^*-]\\)") '(1 font-lock-keyword-face))
 
-;; highlight note names; separate notes from (other than ')'-type) brackets
-      '("[ <\{[~()\t]\\(\\(\\(\\(do\\|re\\|mi\\|fa\\|sol\\|la\\|si\\)\\(bb?\\|dd?\\|ss?\\)?\\)\\|\\([a-hsr]\\(flat\\(flat\\)?\\|sharp\\(sharp\\)?\\|ff?\\|ss?\\|is\\(siss\\|s\\|is\\)?\\|es\\(sess\\|s\\|es\\)?\\)?\\)\\|\\(as\\(as\\|es\\)?\\)\\|\\(es\\(es\\)?\\)\\|\\(bb\\)\\)[,']*\\(64\\|32\\|16\\|8\\|4\\|2\\|1\\)?[.]*\\)" 1 font-lock-type-face)
+;; ... keyword-type constructs, e.g., ^\abracadabra; not \breve (= a duration)
+      '("\\([_^-]?\\\\\\([^b]\\|b[^r]\\|br[^e]\\|bre[^v]\\|brev[^e]\\|breve[a-zA-Z]\\)[a-zA-Z]*\\)" 1 font-lock-constant-face)
 
-;; highlight identifiers
-      (cons (concat "\\([_^]?\\(" iregex "\\)\\)+\\($\\|[] \t(~{}>\\\\]\\)") '(0 font-lock-function-name-face t))
+;; ... the left side of '=' -mark
+      '("\\([_a-zA-Z.0-9-]+\\)[ \t]*=[ \t]*" 1 font-lock-variable-name-face)
 
-;; highlight keywords
-      (cons (concat "\\([_^]?\\(" kwregex "\\)\\)+\\($\\|[] \t(~{}>\\\\]\\)") '(0 font-lock-keyword-face t))
+;; ... the right side of '=' -mark
+      '("[ \t]*=[ \t]*\\([_a-zA-Z.0-9-]+\\)" 1 font-lock-variable-name-face)
+
+;; ... reserved words (defined above, see rwregex)
+      (cons (concat "\\(" rwregex "\\)") 'font-lock-variable-name-face)
 
-;; highlight bracketing constructs
+;; ... notes and rests, accidentals and duration (multiplied), e.g., b,?16.*3/4
+      '("\\(^\\|[ <\{[~(!)\t\\\|]\\)\\(\\(\\(\\(bb\\|as[ae]s\\|eses\\|\\(do\\|re\\|[ms]i\\|[fl]a\\|sol\\)\\(bb?\\|dd?\\|ss?\\)?\\)\\|\\([a-h]\\(\\(flat\\)+\\|\\(sharp\\)+\\|is\\(siss\\|i?s\\)?\\|es\\(sess\\|e?s\\)?\\|ff?\\|ss?\\)?\\)\\)[,']*[?!]?\\|[srR]\\)\\([ \t]*\\(128\\|6?4\\|3?2\\|16?\\|8\\|\\\\breve\\)[.]*\\([ \t]*[*][ \t]*[0-9]+\\(/[1-9][0-9]*\\)?\\)?\\)?\\)" 2 font-lock-type-face)
+
+;; "on top", ... '{[]}'-brackets
       '("\\([][}{]\\)" 0 font-lock-warning-face t)
-;; these regexps allow angle-brackets to be highlighted,
-;; but leave accented notes, e.g. a b c->, alone
-      '("[^\\]\\(<\\)" 1 font-lock-warning-face t)
-      '("[_^-]\\s-*[-^]\\s-*\\(>\\)" 1 font-lock-warning-face t)
-      '("[^\\t\\n _^-]\\s-*\\(>\\)" 1 font-lock-warning-face t)
 
-      '("\\([(~)]\\|\\\\<\\|\\\\!\\|\\\\>\\)" 0 font-lock-builtin-face t)
+;; "on top", ... '<>'-brackets, not marcato '->'
+      '("\\(\\(-.\\)+\\|[^-^_]\\)\\([[<>]+\\)" 3 font-lock-warning-face t) 
+
+;; "on top", ... ties ~, slurs \( () \), hairpins \<, \>, \! 
+      '("\\(\\\\[(<!>)]\\|[(~)]\\)" 0 font-lock-builtin-face t)
+
+;; "on top", ... (multiline-)scheme: try find slurs up to 7th
+      '("[_^-]?#\\(#[ft]\\|-?[0-9.]+\\|\"[^\"]*\"\\|['`]?[a-zA-Z-:]+\\|['`]?([^()]*\\(([^()]*\\(([^()]*\\(([^()]*\\(([^()]*\\(([^()]*\\(([^)]*)[^()]*\\)*)[^()]*\\)*)[^()]*\\)*)[^()]*\\)*)[^()]*\\)*)[^()]*\\)*[^)]*)\\)" 0 font-lock-string-face t)
+
+;; "on top", ... strings
+      '("\\([_^-]?\"\\([^\"\\\\]\\|\\\\.\\|\\\\\n\\)*\"\\)" 0 font-lock-string-face t)
 
-;; highlight comments (again)
-      '("\\(%.*\\)" 0 font-lock-comment-face t)
+;; "on top", ... (multiline-)comments
+      '("\\(%\\({[^%]*%\\(}\\|\\([^}][^%]*%\\)+}\\)\\|.*\\)\\)" 0 font-lock-comment-face t)
 
       )
     )
-  "Additional expressions to highlight in LilyPond mode.")
+  "Additional expressions to fontify in LilyPond mode.")
 
 ;; define a mode-specific abbrev table for those who use such things
 (defvar LilyPond-mode-abbrev-table nil
           (lambda (x) (modify-syntax-entry
                        (car x) (cdr x) LilyPond-mode-syntax-table)))
          '(( ?\( . "." ) ( ?\) . "." ) 
-           ( ?\[ . "." ) ( ?\] . "." )
-           ( ?\{  .  "(}2b" )
-           ( ?\}  .  "){4b" )
+           ( ?\[ . "(]" ) ( ?\] . ")[" ) ;; all the other paren characters are now handled by          
+           ( ?\{  .  ". 2b" )             ;; lily-specific indenting/matching code in lilypond-indent.el 
+           ( ?\}  .  ". 4b" )              
            ( ?\< . "." )( ?\> . ".") 
-           ( ?\$ . "." ) ( ?\% . "." ) ( ?\& . "." )
+           ( ?\$ . "." ) ( ?\& . "." )
            ( ?\* . "." ) ( ?\+ . "." )
            ( ?\/ . "." )  ( ?\= . "." )
            ( ?\| . "." ) (?\\ . "\\" )
-           ( ?\- . "." ) ( ?\_ . "." ) ( ?\^ . "." )
-           ( ?\' . "w")        
-           ( ?\" . "\"" )
-           ( ?\%  .  ". 1b3b" )
-           ( ?\n . ">")
-           ( ?\r . ">")
+           ( ?\- . "." ) ( ?\_ . "." ) ( ?\^ . "." ) ; accent positioners: puctuation characters
+           ( ?\' . "w") ( ?\, . "w") ; transposing octaves, parts of words (notes)
+           ( ?\" . "\"" ) ; string quote characters 
+           ( ?\%  .  "< 1b3b" ) ; (block-)comment starter (or ender)
+           ( ?\n . ">") ; newline: comment ender
+           ( ?\r . ">") ; formfeed: comment ender
            ))
   )