Bugfix; licensing; copyright & contact details; readme

1 files changed, 51 insertions, 23 deletions

diff --git a/coqCounter.js b/coqCounter.js
index 72f7ad7..1f81915 100644
--- a/coqCounter.js
+++ b/coqCounter.js
@@ -1,30 +1,58 @@
-$.fn.coqCounter = function(output) {
-    $(this).change(function(){
-        var regex = /[\n^]([a-zA-Z_'0-9]+)/g;
-        var value = $(this).val();
-        var matches = [], i = 0;
+/*
+ * 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.
+ */
 
-        do {
-            match = regex.exec(value);
-            if (match != null) {
-                matches[i++] = match[1];
-            }
-        } while (match != null);
+(function($){
+    $.fn.coqCounter = function(output) {
+        $(this).change(function(){
+            var regex = /(?:^|\n)([a-zA-Z_'0-9]+)/g;
+            var value = $(this).val();
+            var matches = [], i = 0;
 
-        matches.sort();
+            do {
+                match = regex.exec(value);
+                if (match != null) {
+                    matches[i++] = match[1];
+                }
+            } while (match != null);
 
-        var counts = {};
-        matches.forEach(function(x) { counts[x] = (counts[x] || 0)+1; });
+            if (matches.length == 0) {
+                $(output).val("No Coq commands found.");
+            } else {
+                matches.sort();
 
-        var counts_output = [], i = 0;
-        for (cmd in counts) {
-            counts_output[i++] = counts[cmd] + "x " + cmd;
-        }
+                var counts = {};
+                matches.forEach(function(x) { counts[x] = (counts[x] || 0)+1; });
 
-        console.log(counts_output);
+                var counts_output = [], i = 0;
+                for (cmd in counts) {
+                    counts_output[i++] = counts[cmd] + "x " + cmd;
+                }
 
-        $(output).val(counts_output.join(", "));
-    });
+                $(output).val(counts_output.join(", "));
+            }
+        });
 
-    return this;
-};
\ No newline at end of file
+        return this;
+    };
+})(jQuery);
\ No newline at end of file