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don't reserve space in ptk when impossible

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This commit is contained in:
Anthony Scopatz 2016-03-22 23:56:39 -04:00
parent ed02b2e4e7
commit d673b8c730
1 changed files with 16 additions and 14 deletions
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30
xonsh/ptk/shortcuts.py
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@ -1,7 +1,7 @@
"""A prompt-toolkit inspired shortcut collection."""
from prompt_toolkit.interface import CommandLineInterface
from prompt_toolkit.utils import DummyContext
from prompt_toolkit.shortcuts import (create_prompt_application,
from prompt_toolkit.shortcuts import (create_prompt_application,
create_eventloop, create_asyncio_eventloop, create_output)
from xonsh.shell import prompt_toolkit_version_info
@ -9,7 +9,7 @@ from xonsh.shell import prompt_toolkit_version_info
class Prompter(object):
def __init__(self, cli=None, *args, **kwargs):
"""Implements a prompt that statefully holds a command-line
"""Implements a prompt that statefully holds a command-line
interface. When used as a context manager, it will return itself
on entry and reset itself on exit.
@ -33,18 +33,18 @@ class Prompter(object):
def prompt(self, message='', **kwargs):
"""Get input from the user and return it.
This is a wrapper around a lot of prompt_toolkit functionality and
can be a replacement for raw_input. (or GNU readline.) If you want
to keep your history across several calls, create one
`~prompt_toolkit.history.History instance and pass it every
time. This function accepts many keyword arguments. Except for the
following. they are a proxy to the arguments of
This is a wrapper around a lot of prompt_toolkit functionality and
can be a replacement for raw_input. (or GNU readline.) If you want
to keep your history across several calls, create one
`~prompt_toolkit.history.History instance and pass it every
time. This function accepts many keyword arguments. Except for the
following. they are a proxy to the arguments of
create_prompt_application().
Parameters
----------
patch_stdout : file-like, optional
Replace ``sys.stdout`` by a proxy that ensures that print
Replace ``sys.stdout`` by a proxy that ensures that print
statements from other threads won't destroy the prompt. (They
will be printed above the prompt instead.)
return_asyncio_coroutine : bool, optional
@ -64,6 +64,8 @@ class Prompter(object):
# Create CommandLineInterface.
if self.cli is None:
if self.major_minor < (0, 57):
kwargs.pop('reserve_space_for_menu', None)
if self.major_minor <= (0, 57):
kwargs.pop('get_rprompt_tokens', None)
kwargs.pop('get_continuation_tokens', None)
@ -93,9 +95,9 @@ class Prompter(object):
'''), exec_context)
return exec_context['prompt_coro']()
else:
# Note: We pass `reset_current_buffer=False`, because that way
# it's easy to give DEFAULT_BUFFER a default value, without it
# getting erased. We don't have to reset anyway, because this is
# Note: We pass `reset_current_buffer=False`, because that way
# it's easy to give DEFAULT_BUFFER a default value, without it
# getting erased. We don't have to reset anyway, because this is
# the first and only time that this CommandLineInterface will run.
try:
with patch_context:
@ -140,7 +142,7 @@ except ImportError:
This method was forked from the mainline prompt-toolkit repo.
Copyright (c) 2014, Jonathan Slenders, All rights reserved.
This is deprecated and slated for removal after a prompt-toolkit
v0.57+ release.
v0.57+ release.
"""
stdout = stdout or sys.__stdout__
true_color = to_simple_filter(true_color)
@ -179,7 +181,7 @@ except ImportError:
This method was forked from the mainline prompt-toolkit repo.
Copyright (c) 2014, Jonathan Slenders, All rights reserved.
This is deprecated and slated for removal after a prompt-toolkit
v0.57+ release.
v0.57+ release.
"""
assert isinstance(style, Style)
output = create_output(true_color=true_color)