From 3e60e60e8c94fc5f3c84d3409823b9fb3c4ca02e Mon Sep 17 00:00:00 2001 From: Greg Burri Date: Tue, 7 Oct 2008 09:44:15 +0000 Subject: [PATCH] --- tools/jsmin.rb | 216 ------------------------------------------------- 1 file changed, 216 deletions(-) delete mode 100644 tools/jsmin.rb diff --git a/tools/jsmin.rb b/tools/jsmin.rb deleted file mode 100644 index 83e2e40..0000000 --- a/tools/jsmin.rb +++ /dev/null @@ -1,216 +0,0 @@ -#!/usr/bin/ruby -# jsmin.rb 2007-07-20 -# Author: Uladzislau Latynski -# This work is a translation from C to Ruby of jsmin.c published by -# Douglas Crockford. Permission is hereby granted to use the Ruby -# version under the same conditions as the jsmin.c on which it is -# based. -# -# /* jsmin.c -# 2003-04-21 -# -# Copyright (c) 2002 Douglas Crockford (www.crockford.com) -# -# 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 shall be used for Good, not Evil. -# -# 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. - -EOF = -1 -$theA = "" -$theB = "" - -# isAlphanum -- return true if the character is a letter, digit, underscore, -# dollar sign, or non-ASCII character -def isAlphanum(c) - return false if !c || c == EOF - return ((c >= 'a' && c <= 'z') || (c >= '0' && c <= '9') || - (c >= 'A' && c <= 'Z') || c == '_' || c == '$' || - c == '\\' || c[0] > 126) -end - -# get -- return the next character from stdin. Watch out for lookahead. If -# the character is a control character, translate it to a space or linefeed. -def get() - c = $stdin.getc - return EOF if(!c) - c = c.chr - return c if (c >= " " || c == "\n" || c.unpack("c") == EOF) - return "\n" if (c == "\r") - return " " -end - -# Get the next character without getting it. -def peek() - lookaheadChar = $stdin.getc - $stdin.ungetc(lookaheadChar) - return lookaheadChar.chr -end - -# mynext -- get the next character, excluding comments. -# peek() is used to see if a '/' is followed by a '/' or '*'. -def mynext() - c = get - # saute les commentaires (également les lignes commencant pas ;;) - - if (c == ";" and peek == ";") - while(true) - c = get - if (c[0] <= "\n"[0]) - return c - end - end - end - if (c == "/") - prochain = peek - if(prochain == "/") - while(true) - c = get - if (c[0] <= "\n"[0]) - return c - end - end - end - if(peek == "*") - get - while(true) - case get - when "*" - if (peek == "/") - get - return " " - end - when EOF - raise "Unterminated comment" - end - end - end - end - return c -end - - -# action -- do something! What you do is determined by the argument: 1 -# Output A. Copy B to A. Get the next B. 2 Copy B to A. Get the next B. -# (Delete A). 3 Get the next B. (Delete B). action treats a string as a -# single character. Wow! action recognizes a regular expression if it is -# preceded by ( or , or =. -def action(a) - if(a==1) - $stdout.write $theA - end - if(a==1 || a==2) - $theA = $theB - if ($theA == "\'" || $theA == "\"") - while (true) - $stdout.write $theA - $theA = get - break if ($theA == $theB) - raise "Unterminated string literal" if ($theA <= "\n") - if ($theA == "\\") - $stdout.write $theA - $theA = get - end - end - end - end - if(a==1 || a==2 || a==3) - $theB = mynext - if ($theB == "/" && ($theA == "(" || $theA == "," || $theA == "=" || - $theA == ":" || $theA == "[" || $theA == "!" || - $theA == "&" || $theA == "|" || $theA == "?" || - $theA == "{" || $theA == "}" || $theA == ";" || - $theA == "\n")) - $stdout.write $theA - $stdout.write $theB - while (true) - $theA = get - if ($theA == "/") - break - elsif ($theA == "\\") - $stdout.write $theA - $theA = get - elsif ($theA <= "\n") - raise "Unterminated RegExp Literal" - end - $stdout.write $theA - end - $theB = mynext - end - end -end - -# jsmin -- Copy the input to the output, deleting the characters which are -# insignificant to JavaScript. Comments will be removed. Tabs will be -# replaced with spaces. Carriage returns will be replaced with linefeeds. -# Most spaces and linefeeds will be removed. -def jsmin - $theA = "\n" - action(3) - while ($theA != EOF) - case $theA - when " " - if (isAlphanum($theB)) - action(1) - else - action(2) - end - when "\n" - case ($theB) - when "{","[","(","+","-" - action(1) - when " " - action(3) - else - if (isAlphanum($theB)) - action(1) - else - action(2) - end - end - else - case ($theB) - when " " - if (isAlphanum($theA)) - action(1) - else - action(3) - end - when "\n" - case ($theA) - when "}","]",")","+","-","\"","\\", "'", '"' - action(1) - else - if (isAlphanum($theA)) - action(1) - else - action(3) - end - end - else - action(1) - end - end - end -end - -ARGV.each do |anArg| - $stdout.write "// #{anArg}\n" -end - -jsmin \ No newline at end of file -- 2.43.0