--- /dev/null
+<!DOCTYPE html><html><head><title>Sencha Documentation Project</title><link rel="stylesheet" href="../reset.css" type="text/css"><link rel="stylesheet" href="../prettify.css" type="text/css"><link rel="stylesheet" href="../prettify_sa.css" type="text/css"><script type="text/javascript" src="../prettify.js"></script></head><body onload="prettyPrint()"><pre class="prettyprint"><pre><span id='Ext-Version'>/**
+</span> * @author Jacky Nguyen <jacky@sencha.com>
+ * @docauthor Jacky Nguyen <jacky@sencha.com>
+ * @class Ext.Version
+ *
+ * A utility class that wrap around a string version number and provide convenient
+ * method to perform comparison. See also: {@link Ext.Version#compare compare}. Example:
+
+ var version = new Ext.Version('1.0.2beta');
+ console.log("Version is " + version); // Version is 1.0.2beta
+
+ console.log(version.getMajor()); // 1
+ console.log(version.getMinor()); // 0
+ console.log(version.getPatch()); // 2
+ console.log(version.getBuild()); // 0
+ console.log(version.getRelease()); // beta
+
+ console.log(version.isGreaterThan('1.0.1')); // True
+ console.log(version.isGreaterThan('1.0.2alpha')); // True
+ console.log(version.isGreaterThan('1.0.2RC')); // False
+ console.log(version.isGreaterThan('1.0.2')); // False
+ console.log(version.isLessThan('1.0.2')); // True
+
+ console.log(version.match(1.0)); // True
+ console.log(version.match('1.0.2')); // True
+
+ * @markdown
+ */
+(function() {
+
+// Current core version
+var version = '4.0.0', Version;
+ Ext.Version = Version = Ext.extend(Object, {
+
+<span id='Ext-Version-method-constructor'> /**
+</span> * @constructor
+ * @param {String/Number} version The version number in the follow standard format: major[.minor[.patch[.build[release]]]]
+ * Examples: 1.0 or 1.2.3beta or 1.2.3.4RC
+ * @return {Ext.Version} this
+ * @param version
+ */
+ constructor: function(version) {
+ var parts, releaseStartIndex;
+
+ if (version instanceof Version) {
+ return version;
+ }
+
+ this.version = this.shortVersion = String(version).toLowerCase().replace(/_/g, '.').replace(/[\-+]/g, '');
+
+ releaseStartIndex = this.version.search(/([^\d\.])/);
+
+ if (releaseStartIndex !== -1) {
+ this.release = this.version.substr(releaseStartIndex, version.length);
+ this.shortVersion = this.version.substr(0, releaseStartIndex);
+ }
+
+ this.shortVersion = this.shortVersion.replace(/[^\d]/g, '');
+
+ parts = this.version.split('.');
+
+ this.major = parseInt(parts.shift() || 0, 10);
+ this.minor = parseInt(parts.shift() || 0, 10);
+ this.patch = parseInt(parts.shift() || 0, 10);
+ this.build = parseInt(parts.shift() || 0, 10);
+
+ return this;
+ },
+
+<span id='Ext-Version-method-toString'> /**
+</span> * Override the native toString method
+ * @private
+ * @return {String} version
+ */
+ toString: function() {
+ return this.version;
+ },
+
+<span id='Ext-Version-method-valueOf'> /**
+</span> * Override the native valueOf method
+ * @private
+ * @return {String} version
+ */
+ valueOf: function() {
+ return this.version;
+ },
+
+<span id='Ext-Version-method-getMajor'> /**
+</span> * Returns the major component value
+ * @return {Number} major
+ */
+ getMajor: function() {
+ return this.major || 0;
+ },
+
+<span id='Ext-Version-method-getMinor'> /**
+</span> * Returns the minor component value
+ * @return {Number} minor
+ */
+ getMinor: function() {
+ return this.minor || 0;
+ },
+
+<span id='Ext-Version-method-getPatch'> /**
+</span> * Returns the patch component value
+ * @return {Number} patch
+ */
+ getPatch: function() {
+ return this.patch || 0;
+ },
+
+<span id='Ext-Version-method-getBuild'> /**
+</span> * Returns the build component value
+ * @return {Number} build
+ */
+ getBuild: function() {
+ return this.build || 0;
+ },
+
+<span id='Ext-Version-method-getRelease'> /**
+</span> * Returns the release component value
+ * @return {Number} release
+ */
+ getRelease: function() {
+ return this.release || '';
+ },
+
+<span id='Ext-Version-method-isGreaterThan'> /**
+</span> * Returns whether this version if greater than the supplied argument
+ * @param {String/Number} target The version to compare with
+ * @return {Boolean} True if this version if greater than the target, false otherwise
+ */
+ isGreaterThan: function(target) {
+ return Version.compare(this.version, target) === 1;
+ },
+
+<span id='Ext-Version-method-isLessThan'> /**
+</span> * Returns whether this version if smaller than the supplied argument
+ * @param {String/Number} target The version to compare with
+ * @return {Boolean} True if this version if smaller than the target, false otherwise
+ */
+ isLessThan: function(target) {
+ return Version.compare(this.version, target) === -1;
+ },
+
+<span id='Ext-Version-method-equals'> /**
+</span> * Returns whether this version equals to the supplied argument
+ * @param {String/Number} target The version to compare with
+ * @return {Boolean} True if this version equals to the target, false otherwise
+ */
+ equals: function(target) {
+ return Version.compare(this.version, target) === 0;
+ },
+
+<span id='Ext-Version-method-match'> /**
+</span> * Returns whether this version matches the supplied argument. Example:
+ * <pre><code>
+ * var version = new Ext.Version('1.0.2beta');
+ * console.log(version.match(1)); // True
+ * console.log(version.match(1.0)); // True
+ * console.log(version.match('1.0.2')); // True
+ * console.log(version.match('1.0.2RC')); // False
+ * </code></pre>
+ * @param {String/Number} target The version to compare with
+ * @return {Boolean} True if this version matches the target, false otherwise
+ */
+ match: function(target) {
+ target = String(target);
+ return this.version.substr(0, target.length) === target;
+ },
+
+<span id='Ext-Version-method-toArray'> /**
+</span> * Returns this format: [major, minor, patch, build, release]. Useful for comparison
+ * @return {Array}
+ */
+ toArray: function() {
+ return [this.getMajor(), this.getMinor(), this.getPatch(), this.getBuild(), this.getRelease()];
+ },
+
+<span id='Ext-Version-method-getShortVersion'> /**
+</span> * Returns shortVersion version without dots and release
+ * @return {String}
+ */
+ getShortVersion: function() {
+ return this.shortVersion;
+ }
+ });
+
+ Ext.apply(Version, {
+ // @private
+ releaseValueMap: {
+ 'dev': -6,
+ 'alpha': -5,
+ 'a': -5,
+ 'beta': -4,
+ 'b': -4,
+ 'rc': -3,
+ '#': -2,
+ 'p': -1,
+ 'pl': -1
+ },
+
+<span id='Ext-Version-method-getComponentValue'> /**
+</span> * Converts a version component to a comparable value
+ *
+ * @static
+ * @param {Mixed} value The value to convert
+ * @return {Mixed}
+ */
+ getComponentValue: function(value) {
+ return !value ? 0 : (isNaN(value) ? this.releaseValueMap[value] || value : parseInt(value, 10));
+ },
+
+<span id='Ext-Version-method-compare'> /**
+</span> * Compare 2 specified versions, starting from left to right. If a part contains special version strings,
+ * they are handled in the following order:
+ * 'dev' < 'alpha' = 'a' < 'beta' = 'b' < 'RC' = 'rc' < '#' < 'pl' = 'p' < 'anything else'
+ *
+ * @static
+ * @param {String} current The current version to compare to
+ * @param {String} target The target version to compare to
+ * @return {Number} Returns -1 if the current version is smaller than the target version, 1 if greater, and 0 if they're equivalent
+ */
+ compare: function(current, target) {
+ var currentValue, targetValue, i;
+
+ current = new Version(current).toArray();
+ target = new Version(target).toArray();
+
+ for (i = 0; i < Math.max(current.length, target.length); i++) {
+ currentValue = this.getComponentValue(current[i]);
+ targetValue = this.getComponentValue(target[i]);
+
+ if (currentValue < targetValue) {
+ return -1;
+ } else if (currentValue > targetValue) {
+ return 1;
+ }
+ }
+
+ return 0;
+ }
+ });
+
+ Ext.apply(Ext, {
+<span id='Ext-Version-property-versions'> /**
+</span> * @private
+ */
+ versions: {},
+
+<span id='Ext-Version-property-lastRegisteredVersion'> /**
+</span> * @private
+ */
+ lastRegisteredVersion: null,
+
+<span id='Ext-Version-method-setVersion'> /**
+</span> * Set version number for the given package name.
+ *
+ * @param {String} packageName The package name, for example: 'core', 'touch', 'extjs'
+ * @param {String/Ext.Version} version The version, for example: '1.2.3alpha', '2.4.0-dev'
+ * @return {Ext}
+ */
+ setVersion: function(packageName, version) {
+ Ext.versions[packageName] = new Version(version);
+ Ext.lastRegisteredVersion = Ext.versions[packageName];
+
+ return this;
+ },
+
+<span id='Ext-Version-method-getVersion'> /**
+</span> * Get the version number of the supplied package name; will return the last registered version
+ * (last Ext.setVersion call) if there's no package name given.
+ *
+ * @param {String} packageName (Optional) The package name, for example: 'core', 'touch', 'extjs'
+ * @return {Ext.Version} The version
+ */
+ getVersion: function(packageName) {
+ if (packageName === undefined) {
+ return Ext.lastRegisteredVersion;
+ }
+
+ return Ext.versions[packageName];
+ },
+
+<span id='Ext-Version-method-deprecate'> /**
+</span> * Create a closure for deprecated code.
+ *
+ // This means Ext.oldMethod is only supported in 4.0.0beta and older.
+ // If Ext.getVersion('extjs') returns a version that is later than '4.0.0beta', for example '4.0.0RC',
+ // the closure will not be invoked
+ Ext.deprecate('extjs', '4.0.0beta', function() {
+ Ext.oldMethod = Ext.newMethod;
+
+ ...
+ });
+
+ * @param {String} packageName The package name
+ * @param {String} since The last version before it's deprecated
+ * @param {Function} closure The callback function to be executed with the specified version is less than the current version
+ * @param {Object} scope The execution scope (<tt>this</tt>) if the closure
+ * @markdown
+ */
+ deprecate: function(packageName, since, closure, scope) {
+ if (Version.compare(Ext.getVersion(packageName), since) < 1) {
+ closure.call(scope);
+ }
+ }
+ }); // End Versioning
+
+ Ext.setVersion('core', version);
+
+})();
+</pre></pre></body></html>
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