Brainfuck: First commit.
Valentin Lorentz
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Insert a description of your plugin here, with any notes, etc. about using it.
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###
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# Copyright (c) 2011, Valentin Lorentz
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions, and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions, and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the author of this software nor the name of
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# contributors to this software may be used to endorse or promote products
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# derived from this software without specific prior written consent.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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###
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"""
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Add a description of the plugin (to be presented to the user inside the wizard)
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here. This should describe *what* the plugin does.
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"""
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import supybot
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import supybot.world as world
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# Use this for the version of this plugin. You may wish to put a CVS keyword
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# in here if you're keeping the plugin in CVS or some similar system.
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__version__ = ""
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# XXX Replace this with an appropriate author or supybot.Author instance.
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__author__ = supybot.authors.unknown
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# This is a dictionary mapping supybot.Author instances to lists of
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# contributions.
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__contributors__ = {}
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# This is a url where the most recent plugin package can be downloaded.
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__url__ = '' # 'http://supybot.com/Members/yourname/Brainfuck/download'
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import config
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import plugin
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reload(plugin) # In case we're being reloaded.
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# Add more reloads here if you add third-party modules and want them to be
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# reloaded when this plugin is reloaded. Don't forget to import them as well!
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if world.testing:
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import test
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Class = plugin.Class
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configure = config.configure
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# vim:set shiftwidth=4 tabstop=4 expandtab textwidth=79:
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###
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# Copyright (c) 2011, Valentin Lorentz
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions, and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions, and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the author of this software nor the name of
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# contributors to this software may be used to endorse or promote products
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# derived from this software without specific prior written consent.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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###
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import supybot.conf as conf
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import supybot.registry as registry
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from supybot.i18n import PluginInternationalization, internationalizeDocstring
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_ = PluginInternationalization('Brainfuck')
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def configure(advanced):
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# This will be called by supybot to configure this module. advanced is
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# a bool that specifies whether the user identified himself as an advanced
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# user or not. You should effect your configuration by manipulating the
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# registry as appropriate.
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from supybot.questions import expect, anything, something, yn
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conf.registerPlugin('Brainfuck', True)
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Brainfuck = conf.registerPlugin('Brainfuck')
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# This is where your configuration variables (if any) should go. For example:
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# conf.registerGlobalValue(Brainfuck, 'someConfigVariableName',
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# registry.Boolean(False, _("""Help for someConfigVariableName.""")))
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# vim:set shiftwidth=4 tabstop=4 expandtab textwidth=79:
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# Stub so local is a module, used for third-party modules
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###
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# Copyright (c) 2011, Valentin Lorentz
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions, and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions, and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the author of this software nor the name of
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# contributors to this software may be used to endorse or promote products
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# derived from this software without specific prior written consent.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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###
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import time
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import supybot.utils as utils
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from supybot.commands import *
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import supybot.plugins as plugins
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import supybot.ircutils as ircutils
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import supybot.callbacks as callbacks
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from supybot.i18n import PluginInternationalization, internationalizeDocstring
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_ = PluginInternationalization('Brainfuck')
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class BrainfuckSyntaxError(Exception):
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pass
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class BrainfuckTimeout(Exception):
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pass
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class BrainfuckProcessor:
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memory = [0]
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memoryPointer = 0
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def checkSyntax(self, program):
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nesting = 0
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for char in program:
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if char == '[':
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nesting += 1
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elif char == ']':
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nesting -= 1
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if nesting < 0:
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return False
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return nesting == 0
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def execute(self, program, timeLimit=5, checkSyntax=True):
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if checkSyntax:
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if not self.checkSyntax(program):
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raise BrainfuckSyntaxError()
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programPointer = 0
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output = ''
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programLength = len(program)
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loopStack = []
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timeout = time.time() + timeLimit
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while programPointer < programLength:
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char = program[programPointer]
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if char == '>':
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self.memoryPointer += 1
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if len(self.memory) <= self.memoryPointer:
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self.memory.append(0)
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elif char == '<':
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self.memoryPointer -= 1
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elif char == '+':
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self.memory[self.memoryPointer] += 1
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elif char == '-':
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self.memory[self.memoryPointer] -= 1
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elif char == '.':
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output += chr(self.memory[self.memoryPointer])
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elif char == ',':
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raise NotImplemented()
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elif char == '[':
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if not self.memory[self.memoryPointer]:
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nesting = 0
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while programPointer < programLength:
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if program[programPointer] == '[':
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nesting += 1
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elif program[programPointer] == ']':
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nesting -= 1
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if nesting == 0:
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break
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programPointer += 1
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else:
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loopStack.append(programPointer)
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elif char == ']':
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programPointer = loopStack.pop() - 1
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programPointer += 1
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if timeout < time.time():
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raise BrainfuckTimeout()
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return output
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@internationalizeDocstring
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class Brainfuck(callbacks.Plugin):
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"""Add the help for "@plugin help Brainfuck" here
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This should describe *how* to use this plugin."""
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threaded = True
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@internationalizeDocstring
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def brainfuck(self, irc, msg, args, code):
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"""<command>
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Interprets the given Brainfuck code."""
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processor = BrainfuckProcessor()
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try:
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output = processor.execute(code)
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except BrainfuckSyntaxError:
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irc.error(_('There was an error in your brainfuck syntax'))
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except BrainfuckTimeout:
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irc.error(_('Brainfuck processor timed out.'))
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irc.reply(output)
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brainfuck = wrap(brainfuck, ['text'])
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Class = Brainfuck
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# vim:set shiftwidth=4 softtabstop=4 expandtab textwidth=79:
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@ -0,0 +1,51 @@
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###
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# Copyright (c) 2011, Valentin Lorentz
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions are met:
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#
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# * Redistributions of source code must retain the above copyright notice,
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# this list of conditions, and the following disclaimer.
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# * Redistributions in binary form must reproduce the above copyright notice,
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# this list of conditions, and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# * Neither the name of the author of this software nor the name of
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# contributors to this software may be used to endorse or promote products
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# derived from this software without specific prior written consent.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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###
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from supybot.test import *
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class BrainfuckTestCase(PluginTestCase):
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plugins = ('Brainfuck',)
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def testBrainfuck(self):
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self.assertResponse('brainfuck "'
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'++++++++++[>+++++++>++++++++++>+++>+<<<<-]'
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'>++.>+.+++++++..+++.>++.<<+++++++++++++++.'
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'>.+++.------.--------.>+."', 'Hello World!')
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def testTimeout(self):
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self.assertError('brainfuck +[]')
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def testTestSyntax(self):
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self.assertError('brainfuck [[[')
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self.assertError('brainfuck [[]')
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self.assertError('brainfuck [[]]]')
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# vim:set shiftwidth=4 tabstop=4 expandtab textwidth=79:
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