less
Version:
Leaner CSS
157 lines • 4.74 kB
JavaScript
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
/**
* Plugin Manager
*/
var PluginManager = /** @class */ (function () {
function PluginManager(less) {
this.less = less;
this.visitors = [];
this.preProcessors = [];
this.postProcessors = [];
this.installedPlugins = [];
this.fileManagers = [];
this.iterator = -1;
this.pluginCache = {};
this.Loader = new less.PluginLoader(less);
}
/**
* Adds all the plugins in the array
* @param {Array} plugins
*/
PluginManager.prototype.addPlugins = function (plugins) {
if (plugins) {
for (var i = 0; i < plugins.length; i++) {
this.addPlugin(plugins[i]);
}
}
};
/**
*
* @param plugin
* @param {String} filename
*/
PluginManager.prototype.addPlugin = function (plugin, filename, functionRegistry) {
this.installedPlugins.push(plugin);
if (filename) {
this.pluginCache[filename] = plugin;
}
if (plugin.install) {
plugin.install(this.less, this, functionRegistry || this.less.functions.functionRegistry);
}
};
/**
*
* @param filename
*/
PluginManager.prototype.get = function (filename) {
return this.pluginCache[filename];
};
/**
* Adds a visitor. The visitor object has options on itself to determine
* when it should run.
* @param visitor
*/
PluginManager.prototype.addVisitor = function (visitor) {
this.visitors.push(visitor);
};
/**
* Adds a pre processor object
* @param {object} preProcessor
* @param {number} priority - guidelines 1 = before import, 1000 = import, 2000 = after import
*/
PluginManager.prototype.addPreProcessor = function (preProcessor, priority) {
var indexToInsertAt;
for (indexToInsertAt = 0; indexToInsertAt < this.preProcessors.length; indexToInsertAt++) {
if (this.preProcessors[indexToInsertAt].priority >= priority) {
break;
}
}
this.preProcessors.splice(indexToInsertAt, 0, { preProcessor: preProcessor, priority: priority });
};
/**
* Adds a post processor object
* @param {object} postProcessor
* @param {number} priority - guidelines 1 = before compression, 1000 = compression, 2000 = after compression
*/
PluginManager.prototype.addPostProcessor = function (postProcessor, priority) {
var indexToInsertAt;
for (indexToInsertAt = 0; indexToInsertAt < this.postProcessors.length; indexToInsertAt++) {
if (this.postProcessors[indexToInsertAt].priority >= priority) {
break;
}
}
this.postProcessors.splice(indexToInsertAt, 0, { postProcessor: postProcessor, priority: priority });
};
/**
*
* @param manager
*/
PluginManager.prototype.addFileManager = function (manager) {
this.fileManagers.push(manager);
};
/**
*
* @returns {Array}
* @private
*/
PluginManager.prototype.getPreProcessors = function () {
var preProcessors = [];
for (var i = 0; i < this.preProcessors.length; i++) {
preProcessors.push(this.preProcessors[i].preProcessor);
}
return preProcessors;
};
/**
*
* @returns {Array}
* @private
*/
PluginManager.prototype.getPostProcessors = function () {
var postProcessors = [];
for (var i = 0; i < this.postProcessors.length; i++) {
postProcessors.push(this.postProcessors[i].postProcessor);
}
return postProcessors;
};
/**
*
* @returns {Array}
* @private
*/
PluginManager.prototype.getVisitors = function () {
return this.visitors;
};
PluginManager.prototype.visitor = function () {
var self = this;
return {
first: function () {
self.iterator = -1;
return self.visitors[self.iterator];
},
get: function () {
self.iterator += 1;
return self.visitors[self.iterator];
}
};
};
/**
*
* @returns {Array}
* @private
*/
PluginManager.prototype.getFileManagers = function () {
return this.fileManagers;
};
return PluginManager;
}());
var pm;
var PluginManagerFactory = function (less, newFactory) {
if (newFactory || !pm) {
pm = new PluginManager(less);
}
return pm;
};
//
exports.default = PluginManagerFactory;
//# sourceMappingURL=plugin-manager.js.map