08-27-周三_17-09-29

node_modules/less/lib/less-node/index.js

@@ -0,0 +1,74 @@
+var environment = require("./environment"),
+    FileManager = require("./file-manager"),
+    UrlFileManager = require("./url-file-manager"),
+    createFromEnvironment = require("../less"),
+    less = createFromEnvironment(environment, [new FileManager(), new UrlFileManager()]),
+    lesscHelper = require('./lessc-helper');
+
+// allow people to create less with their own environment
+less.createFromEnvironment = createFromEnvironment;
+less.lesscHelper = lesscHelper;
+less.PluginLoader = require("./plugin-loader");
+less.fs = require("./fs");
+less.FileManager = FileManager;
+less.UrlFileManager = UrlFileManager;
+less.formatError = function(ctx, options) {
+    options = options || {};
+
+    var message = "";
+    var extract = ctx.extract;
+    var error = [];
+    var stylize = options.color ? lesscHelper.stylize : function (str) { return str; };
+
+    // only output a stack if it isn't a less error
+    if (ctx.stack && !ctx.type) { return stylize(ctx.stack, 'red'); }
+
+    if (!ctx.hasOwnProperty('index') || !extract) {
+        return ctx.stack || ctx.message;
+    }
+
+    if (typeof extract[0] === 'string') {
+        error.push(stylize((ctx.line - 1) + ' ' + extract[0], 'grey'));
+    }
+
+    if (typeof extract[1] === 'string') {
+        var errorTxt = ctx.line + ' ';
+        if (extract[1]) {
+            errorTxt += extract[1].slice(0, ctx.column) +
+                            stylize(stylize(stylize(extract[1].substr(ctx.column, 1), 'bold') +
+                            extract[1].slice(ctx.column + 1), 'red'), 'inverse');
+        }
+        error.push(errorTxt);
+    }
+
+    if (typeof extract[2] === 'string') {
+        error.push(stylize((ctx.line + 1) + ' ' + extract[2], 'grey'));
+    }
+    error = error.join('\n') + stylize('', 'reset') + '\n';
+
+    message += stylize(ctx.type + 'Error: ' + ctx.message, 'red');
+    if (ctx.filename) {
+        message += stylize(' in ', 'red') + ctx.filename +
+            stylize(' on line ' + ctx.line + ', column ' + (ctx.column + 1) + ':', 'grey');
+    }
+
+    message += '\n' + error;
+
+    if (ctx.callLine) {
+        message += stylize('from ', 'red') + (ctx.filename || '') + '/n';
+        message += stylize(ctx.callLine, 'grey') + ' ' + ctx.callExtract + '/n';
+    }
+
+    return message;
+};
+
+less.writeError = function (ctx, options) {
+    options = options || {};
+    if (options.silent) { return; }
+    console.error(less.formatError(ctx, options));
+};
+
+// provide image-size functionality
+require('./image-size')(less.environment);
+
+module.exports = less;