def xonsh_builtins_ls_colors(xession, events_fxt):
xession.shell = DummyShell() # because load_command_cache zaps it.
xession.shell.shell_type = "prompt_toolkit"
lsc = LsColors(LsColors.default_settings)
xession.env["LS_COLORS"] = lsc # establish LS_COLORS before style.
xession.shell.shell.styler = XonshStyle() # default style
events.on_lscolors_change(on_lscolors_change)
yield xession
file_color_tokens = dict()
"""Parallel to LS_COLORS, keyed by dircolors keys, but value is a Color token.
Initialized by XonshStyle."""
# define as external funcition so tests can reference it too.
def on_lscolors_change(key, oldvalue, newvalue, **kwargs):
"""if LS_COLORS updated, update file_color_tokens and corresponding color token in style"""
if newvalue is None:
del file_color_tokens[key]
else:
file_color_tokens[key] = color_token_by_name(newvalue)
events.on_lscolors_change(on_lscolors_change)
def color_file(file_path: str, path_stat: os.stat_result) -> (Color, str):
"""Determine color to use for file *approximately* as ls --color would,
given lstat() results and its path.
Parameters
----------
file_path:
relative path of file (as user typed it).
path_stat:
lstat() results for file_path.
Returns
-------
