diff options
Diffstat (limited to 'systrace/catapult/common/py_vulcanize/third_party/rjsmin/bench/jsmin_2_0_9.py')
| -rw-r--r-- | systrace/catapult/common/py_vulcanize/third_party/rjsmin/bench/jsmin_2_0_9.py | 233 |
1 files changed, 0 insertions, 233 deletions
diff --git a/systrace/catapult/common/py_vulcanize/third_party/rjsmin/bench/jsmin_2_0_9.py b/systrace/catapult/common/py_vulcanize/third_party/rjsmin/bench/jsmin_2_0_9.py deleted file mode 100644 index 23bed60..0000000 --- a/systrace/catapult/common/py_vulcanize/third_party/rjsmin/bench/jsmin_2_0_9.py +++ /dev/null @@ -1,233 +0,0 @@ -# This code is original from jsmin by Douglas Crockford, it was translated to -# Python by Baruch Even. It was rewritten by Dave St.Germain for speed. -# -# The MIT License (MIT) -# -# Copyright (c) 2013 Dave St.Germain -# -# Permission is hereby granted, free of charge, to any person obtaining a copy -# of this software and associated documentation files (the "Software"), to deal -# in the Software without restriction, including without limitation the rights -# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell -# copies of the Software, and to permit persons to whom the Software is -# furnished to do so, subject to the following conditions: -# -# The above copyright notice and this permission notice shall be included in -# all copies or substantial portions of the Software. -# -# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR -# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, -# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE -# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER -# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, -# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN -# THE SOFTWARE. - - -import sys -is_3 = sys.version_info >= (3, 0) -if is_3: - import io -else: - import StringIO - try: - import cStringIO - except ImportError: - cStringIO = None - - -__all__ = ['jsmin', 'JavascriptMinify'] -__version__ = '2.0.9' - - -def jsmin(js): - """ - returns a minified version of the javascript string - """ - if not is_3: - if cStringIO and not isinstance(js, unicode): - # strings can use cStringIO for a 3x performance - # improvement, but unicode (in python2) cannot - klass = cStringIO.StringIO - else: - klass = StringIO.StringIO - else: - klass = io.StringIO - ins = klass(js) - outs = klass() - JavascriptMinify(ins, outs).minify() - return outs.getvalue() - - -class JavascriptMinify(object): - """ - Minify an input stream of javascript, writing - to an output stream - """ - - def __init__(self, instream=None, outstream=None): - self.ins = instream - self.outs = outstream - - def minify(self, instream=None, outstream=None): - if instream and outstream: - self.ins, self.outs = instream, outstream - - self.is_return = False - self.return_buf = '' - - def write(char): - # all of this is to support literal regular expressions. - # sigh - if char in 'return': - self.return_buf += char - self.is_return = self.return_buf == 'return' - self.outs.write(char) - if self.is_return: - self.return_buf = '' - - read = self.ins.read - - space_strings = "abcdefghijklmnopqrstuvwxyz"\ - "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_$\\" - starters, enders = '{[(+-', '}])+-"\'' - newlinestart_strings = starters + space_strings - newlineend_strings = enders + space_strings - do_newline = False - do_space = False - escape_slash_count = 0 - doing_single_comment = False - previous_before_comment = '' - doing_multi_comment = False - in_re = False - in_quote = '' - quote_buf = [] - - previous = read(1) - if previous == '\\': - escape_slash_count += 1 - next1 = read(1) - if previous == '/': - if next1 == '/': - doing_single_comment = True - elif next1 == '*': - doing_multi_comment = True - previous = next1 - next1 = read(1) - else: - write(previous) - elif not previous: - return - elif previous >= '!': - if previous in "'\"": - in_quote = previous - write(previous) - previous_non_space = previous - else: - previous_non_space = ' ' - if not next1: - return - - while 1: - next2 = read(1) - if not next2: - last = next1.strip() - if not (doing_single_comment or doing_multi_comment)\ - and last not in ('', '/'): - if in_quote: - write(''.join(quote_buf)) - write(last) - break - if doing_multi_comment: - if next1 == '*' and next2 == '/': - doing_multi_comment = False - next2 = read(1) - elif doing_single_comment: - if next1 in '\r\n': - doing_single_comment = False - while next2 in '\r\n': - next2 = read(1) - if not next2: - break - if previous_before_comment in ')}]': - do_newline = True - elif previous_before_comment in space_strings: - write('\n') - elif in_quote: - quote_buf.append(next1) - - if next1 == in_quote: - numslashes = 0 - for c in reversed(quote_buf[:-1]): - if c != '\\': - break - else: - numslashes += 1 - if numslashes % 2 == 0: - in_quote = '' - write(''.join(quote_buf)) - elif next1 in '\r\n': - if previous_non_space in newlineend_strings \ - or previous_non_space > '~': - while 1: - if next2 < '!': - next2 = read(1) - if not next2: - break - else: - if next2 in newlinestart_strings \ - or next2 > '~' or next2 == '/': - do_newline = True - break - elif next1 < '!' and not in_re: - if (previous_non_space in space_strings \ - or previous_non_space > '~') \ - and (next2 in space_strings or next2 > '~'): - do_space = True - elif previous_non_space in '-+' and next2 == previous_non_space: - # protect against + ++ or - -- sequences - do_space = True - elif self.is_return and next2 == '/': - # returning a regex... - write(' ') - elif next1 == '/': - if do_space: - write(' ') - if in_re: - if previous != '\\' or (not escape_slash_count % 2) or next2 in 'gimy': - in_re = False - write('/') - elif next2 == '/': - doing_single_comment = True - previous_before_comment = previous_non_space - elif next2 == '*': - doing_multi_comment = True - previous = next1 - next1 = next2 - next2 = read(1) - else: - in_re = previous_non_space in '(,=:[?!&|' or self.is_return # literal regular expression - write('/') - else: - if do_space: - do_space = False - write(' ') - if do_newline: - write('\n') - do_newline = False - - write(next1) - if not in_re and next1 in "'\"": - in_quote = next1 - quote_buf = [] - - previous = next1 - next1 = next2 - - if previous >= '!': - previous_non_space = previous - - if previous == '\\': - escape_slash_count += 1 - else: - escape_slash_count = 0 |