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forked from VimPlug/jedi

clean up tokenize

This commit is contained in:
Dave Halter
2014-02-25 17:17:21 +01:00
parent 761c28ef00
commit 40be00826e

View File

@@ -16,7 +16,7 @@ from io import StringIO
from token import (tok_name, N_TOKENS, ENDMARKER, STRING, NUMBER, NAME, OP,
ERRORTOKEN, NEWLINE)
from jedi._compatibility import u, unicode
from jedi._compatibility import u
cookie_re = re.compile("coding[:=]\s*([-\w.]+)")
@@ -117,58 +117,58 @@ def maybe(*choices):
# Note: we use unicode matching for names ("\w") but ascii matching for
# number literals.
Whitespace = r'[ \f\t]*'
Comment = r'#[^\r\n]*'
Ignore = Whitespace + any(r'\\\r?\n' + Whitespace) + maybe(Comment)
Name = r'\w+'
whitespace = r'[ \f\t]*'
comment = r'#[^\r\n]*'
ignore = whitespace + any(r'\\\r?\n' + whitespace) + maybe(comment)
name = r'\w+'
Hexnumber = r'0[xX][0-9a-fA-F]+'
Binnumber = r'0[bB][01]+'
Octnumber = r'0[oO][0-7]+'
Decnumber = r'(?:0+|[1-9][0-9]*)'
Intnumber = group(Hexnumber, Binnumber, Octnumber, Decnumber)
Exponent = r'[eE][-+]?[0-9]+'
Pointfloat = group(r'[0-9]+\.[0-9]*', r'\.[0-9]+') + maybe(Exponent)
Expfloat = r'[0-9]+' + Exponent
Floatnumber = group(Pointfloat, Expfloat)
Imagnumber = group(r'[0-9]+[jJ]', Floatnumber + r'[jJ]')
Number = group(Imagnumber, Floatnumber, Intnumber)
hex_number = r'0[xX][0-9a-fA-F]+'
bin_number = r'0[bB][01]+'
oct_number = r'0[oO][0-7]+'
dec_number = r'(?:0+|[1-9][0-9]*)'
int_number = group(hex_number, bin_number, oct_number, dec_number)
exponent = r'[eE][-+]?[0-9]+'
point_float = group(r'[0-9]+\.[0-9]*', r'\.[0-9]+') + maybe(exponent)
Expfloat = r'[0-9]+' + exponent
float_number = group(point_float, Expfloat)
imag_number = group(r'[0-9]+[jJ]', float_number + r'[jJ]')
number = group(imag_number, float_number, int_number)
# Tail end of ' string.
Single = r"[^'\\]*(?:\\.[^'\\]*)*'"
single = r"[^'\\]*(?:\\.[^'\\]*)*'"
# Tail end of " string.
Double = r'[^"\\]*(?:\\.[^"\\]*)*"'
double = r'[^"\\]*(?:\\.[^"\\]*)*"'
# Tail end of ''' string.
Single3 = r"[^'\\]*(?:(?:\\.|'(?!''))[^'\\]*)*'''"
single3 = r"[^'\\]*(?:(?:\\.|'(?!''))[^'\\]*)*'''"
# Tail end of """ string.
Double3 = r'[^"\\]*(?:(?:\\.|"(?!""))[^"\\]*)*"""'
Triple = group("[bB]?[rR]?'''", '[bB]?[rR]?"""')
double3 = r'[^"\\]*(?:(?:\\.|"(?!""))[^"\\]*)*"""'
triple = group("[bB]?[rR]?'''", '[bB]?[rR]?"""')
# Single-line ' or " string.
String = group(r"[bB]?[rR]?'[^\n'\\]*(?:\\.[^\n'\\]*)*'",
string = group(r"[bB]?[rR]?'[^\n'\\]*(?:\\.[^\n'\\]*)*'",
r'[bB]?[rR]?"[^\n"\\]*(?:\\.[^\n"\\]*)*"')
# Because of leftmost-then-longest match semantics, be sure to put the
# longest operators first (e.g., if = came before ==, == would get
# recognized as two instances of =).
Operator = group(r"\*\*=?", r">>=?", r"<<=?", r"!=",
operator = group(r"\*\*=?", r">>=?", r"<<=?", r"!=",
r"//=?", r"->",
r"[+\-*/%&|^=<>]=?",
r"~")
Bracket = '[][(){}]'
Special = group(r'\r?\n', r'\.\.\.', r'[:;.,@]')
Funny = group(Operator, Bracket, Special)
bracket = '[][(){}]'
special = group(r'\r?\n', r'\.\.\.', r'[:;.,@]')
funny = group(operator, bracket, special)
PlainToken = group(Number, Funny, String, Name)
token = Ignore + PlainToken
plain_token = group(number, funny, string, name)
token = ignore + plain_token
# First (or only) line of ' or " string.
ContStr = group(r"[bB]?[rR]?'[^\n'\\]*(?:\\.[^\n'\\]*)*" +
cont_str = group(r"[bB]?[rR]?'[^\n'\\]*(?:\\.[^\n'\\]*)*" +
group("'", r'\\\r?\n'),
r'[bB]?[rR]?"[^\n"\\]*(?:\\.[^\n"\\]*)*' +
group('"', r'\\\r?\n'))
PseudoExtras = group(r'\\\r?\n', Comment, Triple)
PseudoToken = Whitespace + group(PseudoExtras, Number, Funny, ContStr, Name)
pseudo_extras = group(r'\\\r?\n', comment, triple)
pseudo_token = whitespace + group(pseudo_extras, number, funny, cont_str, name)
def _compile(expr):
@@ -176,8 +176,8 @@ def _compile(expr):
tokenprog, pseudoprog, single3prog, double3prog = map(
_compile, (token, PseudoToken, Single3, Double3))
endprogs = {"'": _compile(Single), '"': _compile(Double),
_compile, (token, pseudo_token, single3, double3))
endprogs = {"'": _compile(single), '"': _compile(double),
"'''": single3prog, '"""': double3prog,
"r'''": single3prog, 'r"""': double3prog,
"b'''": single3prog, 'b"""': double3prog,