]> gerrit.simantics Code Review - simantics/district.git/blobdiff - org.simantics.maps.server/node/node-v4.8.0-win-x64/node_modules/npm/node_modules/node-gyp/node_modules/path-array/node_modules/array-index/node_modules/es6-symbol/node_modules/es5-ext/array/#/binary-search.js
Adding integrated tile server
[simantics/district.git] / org.simantics.maps.server / node / node-v4.8.0-win-x64 / node_modules / npm / node_modules / node-gyp / node_modules / path-array / node_modules / array-index / node_modules / es6-symbol / node_modules / es5-ext / array / # / binary-search.js
diff --git a/org.simantics.maps.server/node/node-v4.8.0-win-x64/node_modules/npm/node_modules/node-gyp/node_modules/path-array/node_modules/array-index/node_modules/es6-symbol/node_modules/es5-ext/array/#/binary-search.js b/org.simantics.maps.server/node/node-v4.8.0-win-x64/node_modules/npm/node_modules/node-gyp/node_modules/path-array/node_modules/array-index/node_modules/es6-symbol/node_modules/es5-ext/array/#/binary-search.js
new file mode 100644 (file)
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--- /dev/null
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+'use strict';
+
+var toPosInt = require('../../number/to-pos-integer')
+  , callable = require('../../object/valid-callable')
+  , value    = require('../../object/valid-value')
+
+  , floor    = Math.floor;
+
+module.exports = function (compareFn) {
+       var length, low, high, middle;
+
+       value(this);
+       callable(compareFn);
+
+       length = toPosInt(this.length);
+       low = 0;
+       high = length - 1;
+
+       while (low <= high) {
+               middle = floor((low + high) / 2);
+               if (compareFn(this[middle]) < 0) high = middle - 1;
+               else low = middle + 1;
+       }
+
+       if (high < 0) return 0;
+       if (high >= length) return length - 1;
+       return high;
+};