def metacommands():
from silica.core.silicaevent import SilicaEvent
from silica.core.errors import SilicaSyntaxError
#@+others
#@+node:peckj.20140819145303.4101: *3* -debug
def toggledebug(sg, arglist):
sg.toggle_debug()
if sg.debug:
msg = 'Debugging output enabled.'
else:
msg = 'Debugging output disabled.'
return SilicaEvent('meta', message=msg)
sg.new_metacommand('-debug', 'Toggle debugging output.', toggledebug)
def metacommands():
from silica.core.silicaevent import SilicaEvent
from silica.core.errors import SilicaSyntaxError
#@+others
#@+node:peckj.20140819145303.4101: *3* -debug
def toggledebug(sg, arglist):
sg.toggle_debug()
if sg.debug:
msg = 'Debugging output enabled.'
else:
msg = 'Debugging output disabled.'
return SilicaEvent('meta', message=msg)
sg.new_metacommand('-debug', 'Toggle debugging output.', toggledebug)
def metacommands():
from silica.core.silicaevent import SilicaEvent
from silica.core.errors import SilicaSyntaxError
#@+others
#@+node:peckj.20140402084328.4762: *3* query + control (note)
#@+node:peckj.20140402084328.4755: *4* -state
def state(sg,arglist):
return SilicaEvent('meta', message=str(sg.note))
sg.new_metacommand('-state', 'Prints the state of the note.', state)
#@+node:peckj.20140402084328.4756: *4* -reset
def reset(sg,arglist):
sg.note.reset()
return SilicaEvent('meta', message='Note state has been reset.')
sg.new_metacommand('-reset', 'Resets the state of the note.', reset)
#@+node:peckj.20140402084328.4761: *3* system control
#@+node:peckj.20140402084328.4754: *4* -exit
def exit(sg,arglist):
sg.exit = True
return SilicaEvent('meta',message='Goodbye!')
sg.new_metacommand('-exit', 'Exits silica.', exit)
#@+node:peckj.20140402084328.4757: *4* -silent
def silent(sg,arglist):
sg.repl.silent = not sg.repl.silent
return SilicaEvent('meta', message='Silent mode toggled.')
sg.new_metacommand('-silent', 'Toggle all textual output.', silent)
#@+node:peckj.20140402084328.4764: *4* -about
def about(sg, arglist):
import datetime
current_year = datetime.date.today().year
msg = '\nsilica, copyright 2012-%s Jacob M. Peck\n' % current_year
msg = msg + 'This is version: %s\n' % sg.silica_version
msg = msg + 'For more information, please visit http://github.com/gatesphere/silica'
return SilicaEvent('meta', message=msg)
sg.new_metacommand('-about', 'Display information about silica.', about)
#@+node:peckj.20140819145303.4094: *4* -require
def require(sg, arglist):
if len(arglist) != 1:
e = SilicaSyntaxError('Syntax error in metacommand call: -require requires 1 argument')
return SilicaEvent('exception', exception=e)
modname = arglist[0]
sg.load_module(modname)
msg = 'Module \"%s\" loaded.' % modname
return SilicaEvent('meta', message=msg)
sg.new_metacommand('-require', 'Load a module with a given name.', require)
#@+node:peckj.20140402084328.4760: *3* namespaces
#@+node:peckj.20140402084328.4758: *4* -enter
def enter(sg,arglist):
if len(arglist) != 1:
e = SilicaSyntaxError('Syntax error in metacommand call: -enter requires 1 argument')
return SilicaEvent('exception', exception=e)
ns = arglist[0]
sg.new_namespace(ns)
return SilicaEvent('meta', message='Entered namespace %s.' % '::'.join(sg.current_namespace))
sg.new_metacommand('-enter', 'Enter the given namespace, automatically created if absent.', enter)
#@+node:peckj.20140402084328.4759: *4* -leave
def leave(sg,arglist):
if len(sg.current_namespace) > 1:
sg.current_namespace.pop()
return SilicaEvent('meta', message='Now in namespace %s.' % '::'.join(sg.current_namespace))
else:
return SilicaEvent('meta', message='Nowhere to go. Staying in namespace %s.' % '::'.join(sg.current_namespace))
sg.new_metacommand('-leave', 'Leave the current namespace, retreating one level up.', leave)
#@+node:peckj.20140402084328.4763: *4* -home
def home(sg,arglist):
sg.current_namespace = sg.current_namespace[0:1]
return SilicaEvent('meta', message='Entered namespace home.')
sg.new_metacommand('-home', 'Return to the home namespace.', home)
