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ORPA-pyOpenRPA/WPy32-3720/python-3.7.2/Lib/site-packages/pygments/lexers/julia.py

334 lines
14 KiB

6 years ago
# -*- coding: utf-8 -*-
"""
pygments.lexers.julia
~~~~~~~~~~~~~~~~~~~~~
Lexers for the Julia language.
:copyright: Copyright 2006-2017 by the Pygments team, see AUTHORS.
:license: BSD, see LICENSE for details.
"""
import re
from pygments.lexer import Lexer, RegexLexer, bygroups, do_insertions, \
words, include
from pygments.token import Text, Comment, Operator, Keyword, Name, String, \
Number, Punctuation, Generic
from pygments.util import shebang_matches, unirange
__all__ = ['JuliaLexer', 'JuliaConsoleLexer']
allowed_variable = (
u'(?:[a-zA-Z_\u00A1-\uffff]|%s)(?:[a-zA-Z_0-9\u00A1-\uffff]|%s)*!*' %
((unirange(0x10000, 0x10ffff),) * 2))
class JuliaLexer(RegexLexer):
"""
For `Julia <http://julialang.org/>`_ source code.
.. versionadded:: 1.6
"""
name = 'Julia'
aliases = ['julia', 'jl']
filenames = ['*.jl']
mimetypes = ['text/x-julia', 'application/x-julia']
flags = re.MULTILINE | re.UNICODE
tokens = {
'root': [
(r'\n', Text),
(r'[^\S\n]+', Text),
(r'#=', Comment.Multiline, "blockcomment"),
(r'#.*$', Comment),
(r'[\[\]{}(),;]', Punctuation),
# keywords
(r'in\b', Keyword.Pseudo),
(r'(true|false)\b', Keyword.Constant),
(r'(local|global|const)\b', Keyword.Declaration),
(words([
'function', 'type', 'typealias', 'abstract', 'immutable',
'baremodule', 'begin', 'bitstype', 'break', 'catch', 'ccall',
'continue', 'do', 'else', 'elseif', 'end', 'export', 'finally',
'for', 'if', 'import', 'importall', 'let', 'macro', 'module',
'quote', 'return', 'try', 'using', 'while'],
suffix=r'\b'), Keyword),
# NOTE
# Patterns below work only for definition sites and thus hardly reliable.
#
# functions
# (r'(function)(\s+)(' + allowed_variable + ')',
# bygroups(Keyword, Text, Name.Function)),
#
# types
# (r'(type|typealias|abstract|immutable)(\s+)(' + allowed_variable + ')',
# bygroups(Keyword, Text, Name.Class)),
# type names
(words([
'ANY', 'ASCIIString', 'AbstractArray', 'AbstractChannel',
'AbstractFloat', 'AbstractMatrix', 'AbstractRNG',
'AbstractSparseArray', 'AbstractSparseMatrix',
'AbstractSparseVector', 'AbstractString', 'AbstractVecOrMat',
'AbstractVector', 'Any', 'ArgumentError', 'Array',
'AssertionError', 'Associative', 'Base64DecodePipe',
'Base64EncodePipe', 'Bidiagonal', 'BigFloat', 'BigInt',
'BitArray', 'BitMatrix', 'BitVector', 'Bool', 'BoundsError',
'Box', 'BufferStream', 'CapturedException', 'CartesianIndex',
'CartesianRange', 'Cchar', 'Cdouble', 'Cfloat', 'Channel',
'Char', 'Cint', 'Cintmax_t', 'Clong', 'Clonglong',
'ClusterManager', 'Cmd', 'Coff_t', 'Colon', 'Complex',
'Complex128', 'Complex32', 'Complex64', 'CompositeException',
'Condition', 'Cptrdiff_t', 'Cshort', 'Csize_t', 'Cssize_t',
'Cstring', 'Cuchar', 'Cuint', 'Cuintmax_t', 'Culong',
'Culonglong', 'Cushort', 'Cwchar_t', 'Cwstring', 'DataType',
'Date', 'DateTime', 'DenseArray', 'DenseMatrix',
'DenseVecOrMat', 'DenseVector', 'Diagonal', 'Dict',
'DimensionMismatch', 'Dims', 'DirectIndexString', 'Display',
'DivideError', 'DomainError', 'EOFError', 'EachLine', 'Enum',
'Enumerate', 'ErrorException', 'Exception', 'Expr',
'Factorization', 'FileMonitor', 'FileOffset', 'Filter',
'Float16', 'Float32', 'Float64', 'FloatRange', 'Function',
'GenSym', 'GlobalRef', 'GotoNode', 'HTML', 'Hermitian', 'IO',
'IOBuffer', 'IOStream', 'IPv4', 'IPv6', 'InexactError',
'InitError', 'Int', 'Int128', 'Int16', 'Int32', 'Int64', 'Int8',
'IntSet', 'Integer', 'InterruptException', 'IntrinsicFunction',
'InvalidStateException', 'Irrational', 'KeyError', 'LabelNode',
'LambdaStaticData', 'LinSpace', 'LineNumberNode', 'LoadError',
'LocalProcess', 'LowerTriangular', 'MIME', 'Matrix',
'MersenneTwister', 'Method', 'MethodError', 'MethodTable',
'Module', 'NTuple', 'NewvarNode', 'NullException', 'Nullable',
'Number', 'ObjectIdDict', 'OrdinalRange', 'OutOfMemoryError',
'OverflowError', 'Pair', 'ParseError', 'PartialQuickSort',
'Pipe', 'PollingFileWatcher', 'ProcessExitedException',
'ProcessGroup', 'Ptr', 'QuoteNode', 'RandomDevice', 'Range',
'Rational', 'RawFD', 'ReadOnlyMemoryError', 'Real',
'ReentrantLock', 'Ref', 'Regex', 'RegexMatch',
'RemoteException', 'RemoteRef', 'RepString', 'RevString',
'RopeString', 'RoundingMode', 'SegmentationFault',
'SerializationState', 'Set', 'SharedArray', 'SharedMatrix',
'SharedVector', 'Signed', 'SimpleVector', 'SparseMatrixCSC',
'StackOverflowError', 'StatStruct', 'StepRange', 'StridedArray',
'StridedMatrix', 'StridedVecOrMat', 'StridedVector', 'SubArray',
'SubString', 'SymTridiagonal', 'Symbol', 'SymbolNode',
'Symmetric', 'SystemError', 'TCPSocket', 'Task', 'Text',
'TextDisplay', 'Timer', 'TopNode', 'Tridiagonal', 'Tuple',
'Type', 'TypeConstructor', 'TypeError', 'TypeName', 'TypeVar',
'UDPSocket', 'UInt', 'UInt128', 'UInt16', 'UInt32', 'UInt64',
'UInt8', 'UTF16String', 'UTF32String', 'UTF8String',
'UndefRefError', 'UndefVarError', 'UnicodeError', 'UniformScaling',
'Union', 'UnitRange', 'Unsigned', 'UpperTriangular', 'Val',
'Vararg', 'VecOrMat', 'Vector', 'VersionNumber', 'Void', 'WString',
'WeakKeyDict', 'WeakRef', 'WorkerConfig', 'Zip'], suffix=r'\b'),
Keyword.Type),
# builtins
(words([
u'ARGS', u'CPU_CORES', u'C_NULL', u'DevNull', u'ENDIAN_BOM',
u'ENV', u'I', u'Inf', u'Inf16', u'Inf32', u'Inf64',
u'InsertionSort', u'JULIA_HOME', u'LOAD_PATH', u'MergeSort',
u'NaN', u'NaN16', u'NaN32', u'NaN64', u'OS_NAME',
u'QuickSort', u'RoundDown', u'RoundFromZero', u'RoundNearest',
u'RoundNearestTiesAway', u'RoundNearestTiesUp',
u'RoundToZero', u'RoundUp', u'STDERR', u'STDIN', u'STDOUT',
u'VERSION', u'WORD_SIZE', u'catalan', u'e', u'eu',
u'eulergamma', u'golden', u'im', u'nothing', u'pi', u'γ',
u'π', u'φ'],
suffix=r'\b'), Name.Builtin),
# operators
# see: https://github.com/JuliaLang/julia/blob/master/src/julia-parser.scm
(words([
# prec-assignment
u'=', u':=', u'+=', u'-=', u'*=', u'/=', u'//=', u'.//=', u'.*=', u'./=',
u'\\=', u'.\\=', u'^=', u'.^=', u'÷=', u'.÷=', u'%=', u'.%=', u'|=', u'&=',
u'$=', u'=>', u'<<=', u'>>=', u'>>>=', u'~', u'.+=', u'.-=',
# prec-conditional
u'?',
# prec-arrow
u'--', u'-->',
# prec-lazy-or
u'||',
# prec-lazy-and
u'&&',
# prec-comparison
u'>', u'<', u'>=', u'', u'<=', u'', u'==', u'===', u'', u'!=', u'',
u'!==', u'', u'.>', u'.<', u'.>=', u'.≥', u'.<=', u'.≤', u'.==', u'.!=',
u'.≠', u'.=', u'.!', u'<:', u'>:', u'', u'', u'', u'', u'',
u'', u'',
u'', u'',
# prec-pipe
u'|>', u'<|',
# prec-colon
u':',
# prec-plus
u'+', u'-', u'.+', u'.-', u'|', u'', u'$',
# prec-bitshift
u'<<', u'>>', u'>>>', u'.<<', u'.>>', u'.>>>',
# prec-times
u'*', u'/', u'./', u'÷', u'', u'%', u'', u'.%', u'.*', u'\\', u'.\\', u'&', u'',
# prec-rational
u'//', u'.//',
# prec-power
u'^', u'.^',
# prec-decl
u'::',
# prec-dot
u'.',
# unary op
u'+', u'-', u'!', u'', u'', u''
]), Operator),
# chars
(r"'(\\.|\\[0-7]{1,3}|\\x[a-fA-F0-9]{1,3}|\\u[a-fA-F0-9]{1,4}|"
r"\\U[a-fA-F0-9]{1,6}|[^\\\'\n])'", String.Char),
# try to match trailing transpose
(r'(?<=[.\w)\]])\'+', Operator),
# strings
(r'"""', String, 'tqstring'),
(r'"', String, 'string'),
# regular expressions
(r'r"""', String.Regex, 'tqregex'),
(r'r"', String.Regex, 'regex'),
# backticks
(r'`', String.Backtick, 'command'),
# names
(allowed_variable, Name),
(r'@' + allowed_variable, Name.Decorator),
# numbers
(r'(\d+(_\d+)+\.\d*|\d*\.\d+(_\d+)+)([eEf][+-]?[0-9]+)?', Number.Float),
(r'(\d+\.\d*|\d*\.\d+)([eEf][+-]?[0-9]+)?', Number.Float),
(r'\d+(_\d+)+[eEf][+-]?[0-9]+', Number.Float),
(r'\d+[eEf][+-]?[0-9]+', Number.Float),
(r'0b[01]+(_[01]+)+', Number.Bin),
(r'0b[01]+', Number.Bin),
(r'0o[0-7]+(_[0-7]+)+', Number.Oct),
(r'0o[0-7]+', Number.Oct),
(r'0x[a-fA-F0-9]+(_[a-fA-F0-9]+)+', Number.Hex),
(r'0x[a-fA-F0-9]+', Number.Hex),
(r'\d+(_\d+)+', Number.Integer),
(r'\d+', Number.Integer)
],
"blockcomment": [
(r'[^=#]', Comment.Multiline),
(r'#=', Comment.Multiline, '#push'),
(r'=#', Comment.Multiline, '#pop'),
(r'[=#]', Comment.Multiline),
],
'string': [
(r'"', String, '#pop'),
# FIXME: This escape pattern is not perfect.
(r'\\([\\"\'$nrbtfav]|(x|u|U)[a-fA-F0-9]+|\d+)', String.Escape),
# Interpolation is defined as "$" followed by the shortest full
# expression, which is something we can't parse.
# Include the most common cases here: $word, and $(paren'd expr).
(r'\$' + allowed_variable, String.Interpol),
# (r'\$[a-zA-Z_]+', String.Interpol),
(r'(\$)(\()', bygroups(String.Interpol, Punctuation), 'in-intp'),
# @printf and @sprintf formats
(r'%[-#0 +]*([0-9]+|[*])?(\.([0-9]+|[*]))?[hlL]?[E-GXc-giorsux%]',
String.Interpol),
(r'.|\s', String),
],
'tqstring': [
(r'"""', String, '#pop'),
(r'\\([\\"\'$nrbtfav]|(x|u|U)[a-fA-F0-9]+|\d+)', String.Escape),
(r'\$' + allowed_variable, String.Interpol),
(r'(\$)(\()', bygroups(String.Interpol, Punctuation), 'in-intp'),
(r'.|\s', String),
],
'regex': [
(r'"', String.Regex, '#pop'),
(r'\\"', String.Regex),
(r'.|\s', String.Regex),
],
'tqregex': [
(r'"""', String.Regex, '#pop'),
(r'.|\s', String.Regex),
],
'command': [
(r'`', String.Backtick, '#pop'),
(r'\$' + allowed_variable, String.Interpol),
(r'(\$)(\()', bygroups(String.Interpol, Punctuation), 'in-intp'),
(r'.|\s', String.Backtick)
],
'in-intp': [
(r'\(', Punctuation, '#push'),
(r'\)', Punctuation, '#pop'),
include('root'),
]
}
def analyse_text(text):
return shebang_matches(text, r'julia')
class JuliaConsoleLexer(Lexer):
"""
For Julia console sessions. Modeled after MatlabSessionLexer.
.. versionadded:: 1.6
"""
name = 'Julia console'
aliases = ['jlcon']
def get_tokens_unprocessed(self, text):
jllexer = JuliaLexer(**self.options)
start = 0
curcode = ''
insertions = []
output = False
error = False
for line in text.splitlines(True):
if line.startswith('julia>'):
insertions.append((len(curcode), [(0, Generic.Prompt, line[:6])]))
curcode += line[6:]
output = False
error = False
elif line.startswith('help?>') or line.startswith('shell>'):
yield start, Generic.Prompt, line[:6]
yield start + 6, Text, line[6:]
output = False
error = False
elif line.startswith(' ') and not output:
insertions.append((len(curcode), [(0, Text, line[:6])]))
curcode += line[6:]
else:
if curcode:
for item in do_insertions(
insertions, jllexer.get_tokens_unprocessed(curcode)):
yield item
curcode = ''
insertions = []
if line.startswith('ERROR: ') or error:
yield start, Generic.Error, line
error = True
else:
yield start, Generic.Output, line
output = True
start += len(line)
if curcode:
for item in do_insertions(
insertions, jllexer.get_tokens_unprocessed(curcode)):
yield item