def expand_aliases(self, fn, rest):
"""Expand multiple levels of aliases:
if:
alias foo bar /tmp
alias baz foo
then:
baz huhhahhei -> bar /tmp huhhahhei
"""
line = fn + " " + rest
done = set()
while 1:
pre, _, fn, rest = split_user_input(line, shell_line_split)
if fn in self.alias_table:
if fn in done:
warn("Cyclic alias definition, repeated '%s'" % fn)
return ""
done.add(fn)
l2 = self.transform_alias(fn, rest)
if l2 == line:
break
# ls -> ls -F should not recurse forever
if l2.split(None, 1)[0] == line.split(None, 1)[0]:
line = l2
break
line = l2
else:
break
return line
def expand_aliases(self, fn, rest):
"""Expand multiple levels of aliases:
if:
alias foo bar /tmp
alias baz foo
then:
baz huhhahhei -> bar /tmp huhhahhei
"""
line = fn + " " + rest
done = set()
while 1:
pre,_,fn,rest = split_user_input(line, shell_line_split)
if fn in self.alias_table:
if fn in done:
warn("Cyclic alias definition, repeated '%s'" % fn)
return ""
done.add(fn)
l2 = self.transform_alias(fn, rest)
if l2 == line:
break
# ls -> ls -F should not recurse forever
if l2.split(None,1)[0] == line.split(None,1)[0]:
line = l2
break
line=l2
else:
break
return line
def __init__(self, line, continue_prompt):
self.line = line
self.continue_prompt = continue_prompt
self.pre, self.ifun, self.the_rest = split_user_input(line)
self.pre_char = self.pre.strip()
if self.pre_char:
self.pre_whitespace = '' # No whitespace allowd before esc chars
else:
self.pre_whitespace = self.pre
self._oinfo = None
def __init__(self, line, continue_prompt):
self.line = line
self.continue_prompt = continue_prompt
self.pre, self.ifun, self.the_rest = split_user_input(line)
self.pre_char = self.pre.strip()
if self.pre_char:
self.pre_whitespace = '' # No whitespace allowd before esc chars
else:
self.pre_whitespace = self.pre
self._oinfo = None
def expand_alias(self, line):
""" Expand an alias in the command line
Returns the provided command line, possibly with the first word
(command) translated according to alias expansion rules.
[ipython]|16> _ip.expand_aliases("np myfile.txt")
<16> 'q:/opt/np/notepad++.exe myfile.txt'
"""
pre, _, fn, rest = split_user_input(line)
res = pre + self.expand_aliases(fn, rest)
return res
def expand_alias(self, line):
""" Expand an alias in the command line
Returns the provided command line, possibly with the first word
(command) translated according to alias expansion rules.
[ipython]|16> _ip.expand_aliases("np myfile.txt")
<16> 'q:/opt/np/notepad++.exe myfile.txt'
"""
pre,_,fn,rest = split_user_input(line)
res = pre + self.expand_aliases(fn, rest)
return res
