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/*
* The MIT License (MIT)
*
* Copyright (c) 2015 Camil Staps <info@camilstaps.nl>
*
* 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.
*/
(function($){
$.fn.coqCounter = function(output) {
$(this).change(function(){
var regex = /(?:^|\n)([a-z][a-zA-Z0-9_']*|LEM)/g;
var value = $(this).val();
var matches = [], i = 0;
do {
match = regex.exec(value);
if (match != null) {
matches[i++] = match[1];
}
} while (match != null);
if (matches.length == 0) {
$(output).val("No Coq commands found.");
} else {
matches.sort();
var counts = {};
matches.forEach(function(x) { counts[x] = (counts[x] || 0)+1; });
var counts_output = [], i = 0;
for (cmd in counts) {
counts_output[i++] = counts[cmd] + "x " + cmd;
}
$(output).val(counts_output.join(", "));
}
});
return this;
};
})(jQuery);
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