Rename setcolors to setenv, add documentation

powerline/bindings/config.py

@@ -77,7 +77,9 @@ def source_tmux_files(pl, args):
 	run_tmux_command('refresh-client')
 
 
-def init_color_variables(pl, args):
+def init_environment(pl, args):
+	'''Initialize tmux environment from tmux configuration
+	'''
 	powerline = TmuxPowerline(args.config_path)
 	# TODO Move configuration files loading out of Powerline object and use it 
 	# directly

powerline/bindings/tmux/powerline.conf

@@ -1,6 +1,6 @@
 if-shell 'test -z "$POWERLINE_CONFIG_COMMAND"' 'set-environment -g POWERLINE_CONFIG_COMMAND powerline-config'
 
-run-shell 'eval $POWERLINE_CONFIG_COMMAND tmux setcolors'
+run-shell 'eval $POWERLINE_CONFIG_COMMAND tmux setenv'
 
 # Simplify tmux version checking by using multiple config files. Source these
 # config files based on the version in which tmux features were added and/or

powerline/commands/config.py

@@ -20,7 +20,7 @@ class StrFunction(object):
 
 TMUX_ACTIONS = {
 	'source': StrFunction(config.source_tmux_files, 'source'),
-	'setcolors': StrFunction(config.init_color_variables, 'setcolors'),
+	'setenv': StrFunction(config.init_environment, 'setenv'),
 }
 
 
@@ -51,7 +51,7 @@ def get_argparser(ArgumentParser=ConfigArgParser):
 		choices=tuple(TMUX_ACTIONS.values()),
 		metavar='ACTION',
 		type=(lambda v: TMUX_ACTIONS.get(v)),
-		help='If action is `source\' then version-specific tmux configuration files are sourced.'
+		help='If action is `source\' then version-specific tmux configuration files are sourced, if it is `setenv\' then special (prefixed with `_POWERLINE\') tmux global environment variables are filled with data from powerline configuration.'
 	)
 
 	shell_parser = subparsers.add_parser('shell', help='Shell-specific commands')