Icard/angular-clarity-master(work.../node_modules/less/lib/less-browser/index.js

254 lines
10 KiB
JavaScript
Raw Normal View History

2024-07-16 14:55:36 +00:00
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
var tslib_1 = require("tslib");
//
// index.js
// Should expose the additional browser functions on to the less object
//
var utils_1 = require("./utils");
var less_1 = tslib_1.__importDefault(require("../less"));
var browser_1 = tslib_1.__importDefault(require("./browser"));
var file_manager_1 = tslib_1.__importDefault(require("./file-manager"));
var plugin_loader_1 = tslib_1.__importDefault(require("./plugin-loader"));
var log_listener_1 = tslib_1.__importDefault(require("./log-listener"));
var error_reporting_1 = tslib_1.__importDefault(require("./error-reporting"));
var cache_1 = tslib_1.__importDefault(require("./cache"));
var image_size_1 = tslib_1.__importDefault(require("./image-size"));
exports.default = (function (window, options) {
var document = window.document;
var less = less_1.default();
less.options = options;
var environment = less.environment;
var FileManager = file_manager_1.default(options, less.logger);
var fileManager = new FileManager();
environment.addFileManager(fileManager);
less.FileManager = FileManager;
less.PluginLoader = plugin_loader_1.default;
log_listener_1.default(less, options);
var errors = error_reporting_1.default(window, less, options);
var cache = less.cache = options.cache || cache_1.default(window, options, less.logger);
image_size_1.default(less.environment);
// Setup user functions - Deprecate?
if (options.functions) {
less.functions.functionRegistry.addMultiple(options.functions);
}
var typePattern = /^text\/(x-)?less$/;
function clone(obj) {
var cloned = {};
for (var prop in obj) {
if (obj.hasOwnProperty(prop)) {
cloned[prop] = obj[prop];
}
}
return cloned;
}
// only really needed for phantom
function bind(func, thisArg) {
var curryArgs = Array.prototype.slice.call(arguments, 2);
return function () {
var args = curryArgs.concat(Array.prototype.slice.call(arguments, 0));
return func.apply(thisArg, args);
};
}
function loadStyles(modifyVars) {
var styles = document.getElementsByTagName('style');
var style;
for (var i = 0; i < styles.length; i++) {
style = styles[i];
if (style.type.match(typePattern)) {
var instanceOptions = clone(options);
instanceOptions.modifyVars = modifyVars;
var lessText = style.innerHTML || '';
instanceOptions.filename = document.location.href.replace(/#.*$/, '');
/* jshint loopfunc:true */
// use closure to store current style
less.render(lessText, instanceOptions, bind(function (style, e, result) {
if (e) {
errors.add(e, 'inline');
}
else {
style.type = 'text/css';
if (style.styleSheet) {
style.styleSheet.cssText = result.css;
}
else {
style.innerHTML = result.css;
}
}
}, null, style));
}
}
}
function loadStyleSheet(sheet, callback, reload, remaining, modifyVars) {
var instanceOptions = clone(options);
utils_1.addDataAttr(instanceOptions, sheet);
instanceOptions.mime = sheet.type;
if (modifyVars) {
instanceOptions.modifyVars = modifyVars;
}
function loadInitialFileCallback(loadedFile) {
var data = loadedFile.contents;
var path = loadedFile.filename;
var webInfo = loadedFile.webInfo;
var newFileInfo = {
currentDirectory: fileManager.getPath(path),
filename: path,
rootFilename: path,
rewriteUrls: instanceOptions.rewriteUrls
};
newFileInfo.entryPath = newFileInfo.currentDirectory;
newFileInfo.rootpath = instanceOptions.rootpath || newFileInfo.currentDirectory;
if (webInfo) {
webInfo.remaining = remaining;
var css = cache.getCSS(path, webInfo, instanceOptions.modifyVars);
if (!reload && css) {
webInfo.local = true;
callback(null, css, data, sheet, webInfo, path);
return;
}
}
// TODO add tests around how this behaves when reloading
errors.remove(path);
instanceOptions.rootFileInfo = newFileInfo;
less.render(data, instanceOptions, function (e, result) {
if (e) {
e.href = path;
callback(e);
}
else {
cache.setCSS(sheet.href, webInfo.lastModified, instanceOptions.modifyVars, result.css);
callback(null, result.css, data, sheet, webInfo, path);
}
});
}
fileManager.loadFile(sheet.href, null, instanceOptions, environment)
.then(function (loadedFile) {
loadInitialFileCallback(loadedFile);
}).catch(function (err) {
console.log(err);
callback(err);
});
}
function loadStyleSheets(callback, reload, modifyVars) {
for (var i = 0; i < less.sheets.length; i++) {
loadStyleSheet(less.sheets[i], callback, reload, less.sheets.length - (i + 1), modifyVars);
}
}
function initRunningMode() {
if (less.env === 'development') {
less.watchTimer = setInterval(function () {
if (less.watchMode) {
fileManager.clearFileCache();
loadStyleSheets(function (e, css, _, sheet, webInfo) {
if (e) {
errors.add(e, e.href || sheet.href);
}
else if (css) {
browser_1.default.createCSS(window.document, css, sheet);
}
});
}
}, options.poll);
}
}
//
// Watch mode
//
less.watch = function () {
if (!less.watchMode) {
less.env = 'development';
initRunningMode();
}
this.watchMode = true;
return true;
};
less.unwatch = function () { clearInterval(less.watchTimer); this.watchMode = false; return false; };
//
// Synchronously get all <link> tags with the 'rel' attribute set to
// "stylesheet/less".
//
less.registerStylesheetsImmediately = function () {
var links = document.getElementsByTagName('link');
less.sheets = [];
for (var i = 0; i < links.length; i++) {
if (links[i].rel === 'stylesheet/less' || (links[i].rel.match(/stylesheet/) &&
(links[i].type.match(typePattern)))) {
less.sheets.push(links[i]);
}
}
};
//
// Asynchronously get all <link> tags with the 'rel' attribute set to
// "stylesheet/less", returning a Promise.
//
less.registerStylesheets = function () { return new Promise(function (resolve, reject) {
less.registerStylesheetsImmediately();
resolve();
}); };
//
// With this function, it's possible to alter variables and re-render
// CSS without reloading less-files
//
less.modifyVars = function (record) { return less.refresh(true, record, false); };
less.refresh = function (reload, modifyVars, clearFileCache) {
if ((reload || clearFileCache) && clearFileCache !== false) {
fileManager.clearFileCache();
}
return new Promise(function (resolve, reject) {
var startTime;
var endTime;
var totalMilliseconds;
var remainingSheets;
startTime = endTime = new Date();
// Set counter for remaining unprocessed sheets
remainingSheets = less.sheets.length;
if (remainingSheets === 0) {
endTime = new Date();
totalMilliseconds = endTime - startTime;
less.logger.info('Less has finished and no sheets were loaded.');
resolve({
startTime: startTime,
endTime: endTime,
totalMilliseconds: totalMilliseconds,
sheets: less.sheets.length
});
}
else {
// Relies on less.sheets array, callback seems to be guaranteed to be called for every element of the array
loadStyleSheets(function (e, css, _, sheet, webInfo) {
if (e) {
errors.add(e, e.href || sheet.href);
reject(e);
return;
}
if (webInfo.local) {
less.logger.info("Loading " + sheet.href + " from cache.");
}
else {
less.logger.info("Rendered " + sheet.href + " successfully.");
}
browser_1.default.createCSS(window.document, css, sheet);
less.logger.info("CSS for " + sheet.href + " generated in " + (new Date() - endTime) + "ms");
// Count completed sheet
remainingSheets--;
// Check if the last remaining sheet was processed and then call the promise
if (remainingSheets === 0) {
totalMilliseconds = new Date() - startTime;
less.logger.info("Less has finished. CSS generated in " + totalMilliseconds + "ms");
resolve({
startTime: startTime,
endTime: endTime,
totalMilliseconds: totalMilliseconds,
sheets: less.sheets.length
});
}
endTime = new Date();
}, reload, modifyVars);
}
loadStyles(modifyVars);
});
};
less.refreshStyles = loadStyles;
return less;
});
//# sourceMappingURL=index.js.map