# Symbols
cbracket = "{|}"
symbol = "(|)|~|^|_"
dynamic = '\\(<|>|!|f{1,5}|p{1,5}|m(f|p)|fp|(r|s)fz|s(f|p){1,2})(?!\w)'
string delim "\"" "\""

# Scheme
scheme_block delim "#'((" "))" multiline
scheme delim '#(\'|\()' '\)|$' # single line only

# Comments
comment delim "%{" "%}" multiline nested
comment start "%"

# Numbers
specialchar = '(?<!#)-[1-5]\b', '\\[0-9]\b' # strings and fingerings
note_duration = '(?<=[a-z\',!?>])(1|2|4|8|16|32|64|128)(\.+|\b)'
value = '\d+'

# Markup commands
markup_command = '\\(bold|box|center-column|hspace|italic|line|justified-line',
                 'markup(list)?|\musicglyph|normal-text|override-lines',
                 'small(er)?|table-of-contents|teeny|vspace|with-(url|color)',
                 'wordwrap(-lines)?)'

lyric_command = '\\(lyricmode|lyrics(to)?)'

# Commands
preproc = '\\(book(part)?|context|consists|header|include|language|layout',
          'midi|once|override(Property)?|paper|remove(WithTag)?',
          'revert|score|(un)?set|version|with)\b'

# Attributes of music functions
attribute = '(alto|baritone|bass|french|mezzosoprano|percussion',
            'soprano|subbass|tenor|treble|varbaritone',
            'percent|tremolo|unfold|volta',
            '\\(aeolian|dorian|ionian|lydian|locrian|minor|major|mixolydian|phrygian))\b'

header_variables = 'arranger', 'breakbefore', 'composer', 'copyright', 'date',
    'dedication', 'enteredby', 'filename', 'footer', 'instrument\b', 'lastupdated',
    'maintainer(Email|Web)?', 'meter', 'moreInfo',
    'mutopia(composer|instrument|opus|poet|title)?',
    'opus', 'poet', 'piece', 'source(url)?', 'style', '(sub){0,2}title',
    'tagline', 'texidoc'

# Contexts: regexp is too hungry, a list is better
# old regexp: '([A-Z][a-z]+){2,}'
context = '\\?(ChoirStaff|ChordNames|CueVoice|Devnull|Drum(Staff|Voice)',
          'Dynamics|FiguredBass|FretBoards|Global|GrandStaff',
          'GregorianTranscription(Staff|Voice)|Lyrics|Mensural(Staff|Voice)',
          'NoteNames|PianoStaff|RhythmicStaff|Score|Staff(Group)?',
          'Tab(Staff|Voice)|Vaticana(Staff|Voice)|Voice)\b'

# Layout objects
layout_object = 'Accidental(Cautionary|Placement|Suggestion)?',
                'Ambitus(Accidental|Line|NoteHead)?', 'Arpeggio', 'BalloonTextItem',
                'Bar(Line|Number)?',
                'BassFigure(Alignment(Positioning)?|Bracket|Continuation|Line)?',
                'Beam', 'BendAfter', 'Break(AlignGroup|Alignment)?', 'BreathingSign',
                'ChordName', 'Clef', 'Cluster(Spanner(Beacon)?)', 'CombineTextScript',
                'Cue(Clef|EndClef)?', 'Custos', 'Dot(Column|s)?',
                'Double(PercentRepeat(Counter)?|RepeatSlash)?',
                'Dynamic(LineSpanner|Text|TextSpanner)?\b', 'Episema', 'Fingering',
                'Footnote(Item|Spanner)', 'FretBoard', 'Glissando', 'GraceSpacing',
                'Grid(Line|Point)', 'Hairpin', 'HorizontalBracket',
                'Instrument(Name|Switch)', 'Key(Cancellation|Signature)',
                'Laissez(VibrerTie(Column)?)', 'LedgerLineSpanner',
                'LeftEdge', 'LigatureBracket',
                'Lyric(Extender|Hyphen|Space|Text)', 'MeasureGrouping',
                'MelodyItem', 'MensuralLigature', 'MetronomeMark',
                'MultiMeasureRest(Number|Text)?', 'NonMusicalPaperColumn',
                'Note(Collision|Column|Head|Name|Spacing)', 'OctavateEight',
                'OttavaBracket', 'PaperColumn', 'ParenthesesItem',
                'Percent(Repeat(Counter)?)', 'PhrasingSlur', 'PianoPedalBracket',
                'RehearsalMark', 'Repeat(Slash|Tie(Column)?)', 'Rest(Collision)?',
                'Script(Column|Row)?', 'Slur', 'Sostenuto(Pedal(LineSpanner)?)',
                'SpacingSpanner', 'SpanBar', 'Staff(Grouper|Spacing|Symbol)',
                'StanzaNumber', 'Stem(Tremolo)?', 'StringNumber', 'StrokeFinger',
                'SustainPedal(LineSpanner)?',
                'System(StartBar|StartBrace|StartBracket|StartSquare)?',
                'TabNoteHead', 'Text(Script|Spanner)', 'Tie(Column)?', 'TimeSignature',
                'TrillPitch(Accidental|Group|Head)', 'TrillSpanner',
                'Tuplet(Bracket|Number)', 'UnaCordaPedal(LineSpanner)?',
                'VaticanaLigature', 'Vertical(Alignment|AxisGroup)', 'VoiceFollower',
                'VoltaBracket(Spanner)?'

# Context properties
# regexp a bit hungry with user-defined variables
context_property = '\b[a-z]+([A-Z]+[a-z]+)+',
                   'ottavation|output|stanza|timing|tonic'

# Layout properties
layout_property = '\b[a-z]+(-[a-z]+)+', 'indent'

# All the other commands (including variables defined by users)
function = '\\[[:alpha:]]+'