]> 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/object/compare.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 / object / compare.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/object/compare.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/object/compare.js
new file mode 100644 (file)
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+'use strict';
+
+var strCompare = require('../string/#/case-insensitive-compare')
+  , isObject   = require('./is-object')
+
+  , resolve, typeMap;
+
+typeMap = {
+       undefined: 0,
+       object: 1,
+       boolean: 2,
+       string: 3,
+       number: 4
+};
+
+resolve = function (a) {
+       if (isObject(a)) {
+               if (typeof a.valueOf !== 'function') return NaN;
+               a = a.valueOf();
+               if (isObject(a)) {
+                       if (typeof a.toString !== 'function') return NaN;
+                       a = a.toString();
+                       if (typeof a !== 'string') return NaN;
+               }
+       }
+       return a;
+};
+
+module.exports = function (a, b) {
+       if (a === b) return 0; // Same
+
+       a = resolve(a);
+       b = resolve(b);
+       if (a == b) return typeMap[typeof a] - typeMap[typeof b]; //jslint: ignore
+       if (a == null) return -1;
+       if (b == null) return 1;
+       if ((typeof a === 'string') || (typeof b === 'string')) {
+               return strCompare.call(a, b);
+       }
+       if ((a !== a) && (b !== b)) return 0; //jslint: ignore
+       return Number(a) - Number(b);
+};