def get_environment_target(cls, name):
"""Return environment target for environment ``name``.
Can be overridden to support special environments.
"""
return ifmember(name, MATH_ENVIRONMENTS, cls.environment_math, cls.environment)
def identifier(cls):
"""An ident-token that could be a color or a function()."""
from .css_words import CSS3_NAMED_COLORS
action = ifeq(
TEXT, "transparent", Literal.Color,
ifmember(TEXT, CSS3_NAMED_COLORS, Literal.Color, Name.Symbol))
yield r"\(", Delimiter, cls.function
yield from cls.identifier_common(action)
def ifpitch(cls, itemlist=None, else_itemlist=None):
"""Return a rule item that by default yields Name.Pitch for a pitch, else Name.Symbol."""
if itemlist is None:
itemlist = Name.Pitch
if else_itemlist is None:
else_itemlist = Name.Symbol
return ifmember(TEXT, lilypond_words.all_pitch_names, itemlist,
else_itemlist)
def root(cls):
yield fr'^{_S_}+($|(?=#))?', ifgroup(1, Whitespace, Whitespace.Indent)
yield r'@', Name.Decorator, cls.decorator
yield fr'(class\b){_S_}*({_I_})', bygroup(
Keyword,
ifmember(MATCH[2], python_words.keywords, Invalid,
Name.Class.Definition)), cls.classdef
yield fr'(def\b){_S_}*({_I_})', bygroup(
Keyword,
ifmember(MATCH[2], python_words.keywords, Invalid,
Name.Function.Definition)), cls.funcdef
yield fr':(?={_S_}*(?:$|#))', Delimiter.Indent
yield fr'({_I_})\s*(=)', bygroup(
select(call(str.isupper, TEXT),
select(call(isclassname, TEXT), Name.Variable, Name.Class),
Name.Constant), Operator.Assignment)
yield from cls.common()
def root(cls):
tag = ifmember(MATCH[2], DOCBOOK_ELEMENTS, Keyword, Name.Tag)
# copied and modified from Xml to use Keyword for known DB tags
yield fr'(<\s*?/)\s*({RE_XML_NAME})\s*(>)', bygroup(Delimiter, tag, Delimiter), -1
yield fr'(<)\s*({RE_XML_NAME})(?:\s*((?:/\s*)?>))?', \
bygroup(Delimiter, tag, Delimiter), dselect(MATCH[3], {
None: cls.attrs, # no ">" or "/>": go to attrs
">": cls.tag, # a ">": go to tag
}) # by default ("/>"): stay in context
yield from super().root
def common(cls):
yield r'#', Comment, cls.comment
yield fr'({_N_})(\s*)', bygroup(Escape, Whitespace)
yield r'\[', Delimiter, cls.list
yield r'\(', Delimiter, cls.tuple
yield r'\{', Delimiter, cls.dict
## string literals
yield from cls.find_string_literals()
yield from cls.find_bytes_literals()
## numerical values
yield '0[oO](?:_?[0-7])+', Number.Octal
yield '0[bB](?:_?[01])+', Number.Binary
yield '0[xX](?:_?[0-9a-fA-F])+', Number.Hexadecimal
yield r'(?:\.\d(?:_?\d)*|\d(?:_?\d)*(?:\.(?:\d(?:_?\d)*)?)?)(?:[eE][-+]\d(?:_?\d)*)?[jJ]?', Number
## keywords, variables, functions
yield words(python_words.keywords, prefix=r'\b', suffix=r'\b'), Keyword
yield words(python_words.constants, prefix=r'\b',
suffix=r'\b'), Name.Constant
yield fr'\b(self|cls)\b(?:{_SN_}*([\[\(]))?', Name.Variable.Special, \
dselect(MATCH[2], {'(': cls.call, '[': cls.item})
# method, class or attribute (keywords after a . are also caught)
yield fr'(\.){_SN_}*\b({_I_})\b(?:{_SN_}*([\[\(]))?', \
bygroup(
Delimiter,
ifmember(MATCH[2], python_words.keywords,
Keyword,
dselect(MATCH[3], {'(': select(call(isclassname, TEXT), Name.Method, Name.Class)},
select(call(str.isupper, TEXT),
select(call(isclassname, TEXT), Name.Attribute, Name.Class),
Name.Constant))),
Delimiter), \
dselect(MATCH[3], {'(': cls.call, '[': cls.item})
# function, class or variable
yield fr'\b({_I_})\b(?:{_SN_}*([\[\(]))?', \
bygroup(
findmember(MATCH[1],
((python_words.builtins, Name.Builtin),
(python_words.exceptions, Name.Exception)),
select(call(str.isupper, TEXT),
select(call(isclassname, TEXT),
dselect(MATCH[2], {'(': Name.Function}, Name.Variable),
Name.Class),
Name.Constant)),
Delimiter), \
dselect(MATCH[2], {'(': cls.call, '[': cls.item})
## delimiters, operators
yield r'\.\.\.', Delimiter.Special.Ellipsis
yield r'(?:\*\*|//|<<|>>|[-+*/%@&|^:])?=', Operator.Assignment
yield r'\*\*|//|<<|>>|[<>=!]=|[-+*/%@&|^~<>]', Operator
yield r'[.;,:]', Delimiter
def get_markup_action(cls):
r"""Get the action for a command in \markup { }."""
return ifmember(MATCH[1], lilypond_words.markup_commands,
Name.Function.Markup, Name.Function)
def property(cls):
"""A CSS property."""
from .css_words import CSS3_ALL_PROPERTIES
action = ifmember(TEXT, CSS3_ALL_PROPERTIES, Name.Property.Definition,
Name.Property)
yield from cls.identifier_common(action)
def get_word_action(cls):
"""Return a dynamic action that is chosen based on the text."""
from . import scheme_words
return ifmember(TEXT, scheme_words.keywords, Keyword, Name)