75 lines
2.5 KiB
JavaScript
75 lines
2.5 KiB
JavaScript
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var environment = require("./environment"),
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FileManager = require("./file-manager"),
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UrlFileManager = require("./url-file-manager"),
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createFromEnvironment = require("../less"),
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less = createFromEnvironment(environment, [new FileManager(), new UrlFileManager()]),
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lesscHelper = require('./lessc-helper');
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// allow people to create less with their own environment
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less.createFromEnvironment = createFromEnvironment;
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less.lesscHelper = lesscHelper;
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less.PluginLoader = require("./plugin-loader");
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less.fs = require("./fs");
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less.FileManager = FileManager;
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less.UrlFileManager = UrlFileManager;
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less.formatError = function(ctx, options) {
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options = options || {};
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var message = "";
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var extract = ctx.extract;
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var error = [];
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var stylize = options.color ? lesscHelper.stylize : function (str) { return str; };
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// only output a stack if it isn't a less error
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if (ctx.stack && !ctx.type) { return stylize(ctx.stack, 'red'); }
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if (!ctx.hasOwnProperty('index') || !extract) {
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return ctx.stack || ctx.message;
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}
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if (typeof extract[0] === 'string') {
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error.push(stylize((ctx.line - 1) + ' ' + extract[0], 'grey'));
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}
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if (typeof extract[1] === 'string') {
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var errorTxt = ctx.line + ' ';
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if (extract[1]) {
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errorTxt += extract[1].slice(0, ctx.column) +
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stylize(stylize(stylize(extract[1].substr(ctx.column, 1), 'bold') +
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extract[1].slice(ctx.column + 1), 'red'), 'inverse');
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}
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error.push(errorTxt);
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}
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if (typeof extract[2] === 'string') {
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error.push(stylize((ctx.line + 1) + ' ' + extract[2], 'grey'));
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}
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error = error.join('\n') + stylize('', 'reset') + '\n';
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message += stylize(ctx.type + 'Error: ' + ctx.message, 'red');
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if (ctx.filename) {
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message += stylize(' in ', 'red') + ctx.filename +
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stylize(' on line ' + ctx.line + ', column ' + (ctx.column + 1) + ':', 'grey');
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}
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message += '\n' + error;
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if (ctx.callLine) {
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message += stylize('from ', 'red') + (ctx.filename || '') + '/n';
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message += stylize(ctx.callLine, 'grey') + ' ' + ctx.callExtract + '/n';
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}
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return message;
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};
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less.writeError = function (ctx, options) {
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options = options || {};
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if (options.silent) { return; }
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console.error(less.formatError(ctx, options));
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};
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// provide image-size functionality
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require('./image-size')(less.environment);
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module.exports = less;
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