def p_simple_list(p):
'''simple_list : simple_list1
| simple_list1 AMPERSAND
| simple_list1 SEMICOLON'''
tok = p.lexer
heredoc.gatherheredocuments(tok)
if len(p) == 3 or len(p[1]) > 1:
parts = p[1]
if len(p) == 3:
parts.append(
ast.node(kind='operator',
op=p[2],
pos=p.lexspan(2),
lineno=p.lineno(2)))
p[0] = ast.node(kind='list',
parts=parts,
pos=_partsspan(parts),
lineno=parts[-1].lineno)
else:
assert len(p[1]) == 1
p[0] = p[1][0]
if (len(p) == 2 and p.lexer._parserstate & flags.parser.CMDSUBST
and p.lexer._current_token.nopos() == p.lexer._shell_eof_token):
# accept the input
p.accept()
def p_simple_list(p):
'''simple_list : simple_list1
| simple_list1 AMPERSAND
| simple_list1 SEMICOLON'''
tok = p.lexer
heredoc.gatherheredocuments(tok)
if len(p) == 3 or len(p[1]) > 1:
parts = p[1]
if len(p) == 3:
parts.append(ast.node(kind='operator', op=p[2], pos=p.lexspan(2)))
p[0] = ast.node(kind='list', parts=parts, pos=_partsspan(parts))
else:
assert len(p[1]) == 1
p[0] = p[1][0]
if (len(p) == 2 and p.lexer._parserstate & flags.parser.CMDSUBST and
p.lexer._current_token.nopos() == p.lexer._shell_eof_token):
# accept the input
p.accept()
def _readtoken(self):
character = None
peek_char = None
if self._token_to_read is not None:
t = self._token_to_read
self._token_to_read = None
return t
# bashlex/parse.y L2989 COND_COMMAND
character = self._getc(True)
while character is not None and _shellblank(character):
character = self._getc(True)
if character is None:
return eoftoken
if character == '#':
self._discard_until('\n')
self._getc(False)
character = '\n'
self._recordpos(1)
if character == '\n':
# bashlex/parse.y L3034 ALIAS
heredoc.gatherheredocuments(self)
self._parserstate.discard(parserflags.ASSIGNOK)
return tokentype(character)
if self._parserstate & parserflags.REGEXP:
return self._readtokenword(character)
if _shellmeta(character) and not (self._parserstate
& parserflags.DBLPAREN):
self._parserstate.discard(parserflags.ASSIGNOK)
peek_char = self._getc(True)
both = character
if peek_char:
both += peek_char
if character == peek_char:
if character == '<':
peek_char = self._getc()
if peek_char == '-':
return tokentype.LESS_LESS_MINUS
elif peek_char == '<':
return tokentype.LESS_LESS_LESS
else:
self._ungetc(peek_char)
return tokentype.LESS_LESS
elif character == '>':
return tokentype.GREATER_GREATER
elif character == ';':
self._parserstate |= parserflags.CASEPAT
# bashlex/parse.y L3085 ALIAS
peek_char = self._getc()
if peek_char == '&':
return tokentype.SEMI_SEMI_AND
else:
self._ungetc(peek_char)
return tokentype.SEMI_SEMI
elif character == '&':
return tokentype.AND_AND
elif character == '|':
return tokentype.OR_OR
# bashlex/parse.y L3105
elif both == '<&':
return tokentype.LESS_AND
elif both == '>&':
return tokentype.GREATER_AND
elif both == '<>':
return tokentype.LESS_GREATER
elif both == '>|':
return tokentype.GREATER_BAR
elif both == '&>':
peek_char = self._getc()
if peek_char == '>':
return tokentype.AND_GREATER_GREATER
else:
self._ungetc(peek_char)
return tokentype.AND_GREATER
elif both == '|&':
return tokentype.BAR_AND
elif both == ';&':
return tokentype.SEMI_AND
self._ungetc(peek_char)
if character == ')' and self._last_read_token.value == '(' and self._token_before_that.ttype == tokentype.WORD:
self._parserstate.add(parserflags.ALLOWOPNBRC)
# bashlex/parse.y L3155
if character == '(' and not self._parserstate & parserflags.CASEPAT:
self._parserstate.add(parserflags.SUBSHELL)
elif self._parserstate & parserflags.CASEPAT and character == ')':
self._parserstate.discard(parserflags.CASEPAT)
elif self._parserstate & parserflags.SUBSHELL and character == ')':
self._parserstate.discard(parserflags.SUBSHELL)
if character not in '<>' or peek_char != '(':
return tokentype(character)
if character == '-' and (
self._last_read_token.ttype == tokentype.LESS_AND
or self._last_read_token.ttype == tokentype.GREATER_AND):
return tokentype(character)
return self._readtokenword(character)
def _readtoken(self):
character = None
peek_char = None
if self._token_to_read is not None:
t = self._token_to_read
self._token_to_read = None
return t
# 2989 COND_COMMAND
character = self._getc(True)
while character is not None and _shellblank(character):
character = self._getc(True)
if character is None:
return eoftoken
if character == '#':
self._discard_until('\n')
self._getc(False)
character = '\n'
self._recordpos(1)
if character == '\n':
# XXX 3034 ALIAS
heredoc.gatherheredocuments(self)
self._parserstate.discard(parserflags.ASSIGNOK)
return tokentype(character)
if self._parserstate & parserflags.REGEXP:
return self._readtokenword(character)
if _shellmeta(character) and not (self._parserstate & parserflags.DBLPAREN):
self._parserstate.discard(parserflags.ASSIGNOK)
peek_char = self._getc(True)
both = character
if peek_char:
both += peek_char
if character == peek_char:
if character == '<':
peek_char = self._getc()
if peek_char == '-':
return tokentype.LESS_LESS_MINUS
elif peek_char == '<':
return tokentype.LESS_LESS_LESS
else:
self._ungetc(peek_char)
return tokentype.LESS_LESS
elif character == '>':
return tokentype.GREATER_GREATER
elif character == ';':
self._parserstate |= parserflags.CASEPAT
# 3085 ALIAS
peek_char = self._getc()
if peek_char == '&':
return tokentype.SEMI_SEMI_AND
else:
self._ungetc(peek_char)
return tokentype.SEMI_SEMI
elif character == '&':
return tokentype.AND_AND
elif character == '|':
return tokentype.OR_OR
# XXX 3105
elif both == '<&':
return tokentype.LESS_AND
elif both == '>&':
return tokentype.GREATER_AND
elif both == '<>':
return tokentype.LESS_GREATER
elif both == '>|':
return tokentype.GREATER_BAR
elif both == '&>':
peek_char = self._getc()
if peek_char == '>':
return tokentype.AND_GREATER_GREATER
else:
self._ungetc(peek_char)
return tokentype.AND_GREATER
elif both == '|&':
return tokentype.BAR_AND
elif both == ';&':
return tokentype.SEMI_AND
self._ungetc(peek_char)
if character == ')' and self._last_read_token.value == '(' and self._token_before_that.ttype == tokentype.WORD:
self._parserstate.add(parserflags.ALLOWOPNBRC)
# XXX 3155
if character == '(' and not self._parserstate & parserflags.CASEPAT:
self._parserstate.add(parserflags.SUBSHELL)
elif self._parserstate & parserflags.CASEPAT and character == ')':
self._parserstate.discard(parserflags.CASEPAT)
elif self._parserstate & parserflags.SUBSHELL and character == ')':
self._parserstate.discard(parserflags.SUBSHELL)
if character not in '<>' or peek_char != '(':
return tokentype(character)
if character == '-' and (self._last_read_token.ttype == tokentype.LESS_AND or self._last_read_token.ttype == tokentype.GREATER_AND):
return tokentype(character)
return self._readtokenword(character)
def _readtoken(self):
character = None
peek_char = None
if self._token_to_read is not None:
t = self._token_to_read
self._token_to_read = None
return t
# bashlex/parse.y L2989 COND_COMMAND
character = self._getc(True)
while character is not None and _shellblank(character):
character = self._getc(True)
if character is None:
return eoftoken
if character == "#":
self._discard_until("\n")
self._getc(False)
character = "\n"
self._recordpos(1)
if character == "\n":
# bashlex/parse.y L3034 ALIAS
heredoc.gatherheredocuments(self)
self._parserstate.discard(parserflags.ASSIGNOK)
return tokentype(character)
if self._parserstate & parserflags.REGEXP:
return self._readtokenword(character)
if _shellmeta(character) and not (self._parserstate & parserflags.DBLPAREN):
self._parserstate.discard(parserflags.ASSIGNOK)
peek_char = self._getc(True)
both = character
if peek_char:
both += peek_char
if character == peek_char:
if character == "<":
peek_char = self._getc()
if peek_char == "-":
return tokentype.LESS_LESS_MINUS
elif peek_char == "<":
return tokentype.LESS_LESS_LESS
else:
self._ungetc(peek_char)
return tokentype.LESS_LESS
elif character == ">":
return tokentype.GREATER_GREATER
elif character == ";":
self._parserstate |= parserflags.CASEPAT
# bashlex/parse.y L3085 ALIAS
peek_char = self._getc()
if peek_char == "&":
return tokentype.SEMI_SEMI_AND
else:
self._ungetc(peek_char)
return tokentype.SEMI_SEMI
elif character == "&":
return tokentype.AND_AND
elif character == "|":
return tokentype.OR_OR
# bashlex/parse.y L3105
elif both == "<&":
return tokentype.LESS_AND
elif both == ">&":
return tokentype.GREATER_AND
elif both == "<>":
return tokentype.LESS_GREATER
elif both == ">|":
return tokentype.GREATER_BAR
elif both == "&>":
peek_char = self._getc()
if peek_char == ">":
return tokentype.AND_GREATER_GREATER
else:
self._ungetc(peek_char)
return tokentype.AND_GREATER
elif both == "|&":
return tokentype.BAR_AND
elif both == ";&":
return tokentype.SEMI_AND
self._ungetc(peek_char)
if (
character == ")"
and self._last_read_token.value == "("
and self._token_before_that.ttype == tokentype.WORD
):
self._parserstate.add(parserflags.ALLOWOPNBRC)
# bashlex/parse.y L3155
if character == "(" and not self._parserstate & parserflags.CASEPAT:
self._parserstate.add(parserflags.SUBSHELL)
elif self._parserstate & parserflags.CASEPAT and character == ")":
self._parserstate.discard(parserflags.CASEPAT)
elif self._parserstate & parserflags.SUBSHELL and character == ")":
self._parserstate.discard(parserflags.SUBSHELL)
if character not in "<>" or peek_char != "(":
return tokentype(character)
if character == "-" and (
self._last_read_token.ttype == tokentype.LESS_AND or self._last_read_token.ttype == tokentype.GREATER_AND
):
return tokentype(character)
return self._readtokenword(character)
