mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-29 07:32:02 +00:00
6e8a3b8153
Id's comments are a little inconsistent, but for the most part usable info can be extracted. While not yet supported, Arcane Dimensions' comments are extremely consistent (just some issues with hyphen counts in separators), so parsing out usable info will be fairly easy. The hard part will be presenting it.
126 lines
4.6 KiB
Python
126 lines
4.6 KiB
Python
# vim:ts=4:et
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# ##### BEGIN GPL LICENSE BLOCK #####
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#
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# This program is free software; you can redistribute it and/or
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# modify it under the terms of the GNU General Public License
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# as published by the Free Software Foundation; either version 2
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# of the License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software Foundation,
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# Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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#
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# ##### END GPL LICENSE BLOCK #####
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# <pep8 compliant>
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class ScriptError(Exception):
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def __init__(self, fname, line, message):
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Exception.__init__(self, "%s:%d: %s" % (fname, line, message))
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self.line = line
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class Script:
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def __init__(self, filename, text, single="{}()':", quotes=True):
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if text[0:3] == "\xef\xbb\xbf":
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text = text[3:]
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elif text[0] == u"\ufeff":
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text = text[1:]
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self.token = ""
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self.unget = False
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self.text = text
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self.pos = 0
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self.filename = filename
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self.line = 1
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self.no_quote_lines = False
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self.single = single
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self.quotes = quotes
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def error(self, msg):
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raise ScriptError(self.filename, self.line, msg)
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def tokenAvailable(self, crossline=False):
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if self.unget:
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return True
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while self.pos < len(self.text):
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while self.pos < len(self.text) and self.text[self.pos].isspace():
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if self.text[self.pos] == "\n":
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if not crossline:
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return False
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self.line += 1
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self.pos += 1
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if self.pos == len(self.text):
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return False
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if self.text[self.pos] in ["\x1a", "\x04"]:
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# end of file characters
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self.pos += 1
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continue
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if self.text[self.pos:self.pos + 2] == "//":
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while (self.pos < len(self.text)
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and self.text[self.pos] != "\n"):
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self.pos += 1
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if self.pos == len(self.text):
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return False
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if not crossline:
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return False
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continue
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return True
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return False
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def getLine(self):
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start = self.pos
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end = start
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while self.pos < len(self.text):
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if self.text[self.pos] == "\n":
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self.line += 1
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self.pos += 1
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break
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if self.text[self.pos:self.pos + 2] == "//":
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break
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self.pos += 1
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end = self.pos
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if self.unget:
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self.unget = False
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self.token = self.token + self.text[start:end]
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else:
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self.token = self.text[start:end]
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return self.pos < len(self.text)
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def getToken(self, crossline=False):
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if self.unget:
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self.unget = False
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return self.token
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if not self.tokenAvailable(crossline):
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if not crossline:
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self.error("line is incomplete")
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return None
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if self.quotes and self.text[self.pos] == "\"":
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self.pos += 1
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start = self.pos
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if self.text[self.pos] == len(self.text):
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self.error("EOF inside quoted string")
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while self.text[self.pos] != "\"":
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if self.pos == len(self.text):
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self.error("EOF inside quoted string")
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return None
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if self.text[self.pos] == "\n":
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if self.no_quote_lines:
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self.error("EOL inside quoted string")
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return None
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self.line += 1
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self.pos += 1
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self.token = self.text[start:self.pos]
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self.pos += 1
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else:
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start = self.pos
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if self.text[self.pos] in self.single:
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self.pos += 1
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else:
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while (self.pos < len(self.text)
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and not self.text[self.pos].isspace()
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and self.text[self.pos] not in self.single):
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self.pos += 1
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self.token = self.text[start:self.pos]
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return self.token
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def ungetToken(self):
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self.unget = True
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