moved index.js to lib/less

2026-02-04 03:55:10 -05:00 · 2010-05-05 00:23:45 -04:00
parent 52d3051f04
commit 1b9d4e472d
4 changed files with 4 additions and 4 deletions
--- a/lib/less/index.js
+++ b/lib/less/index.js
@@ -0,0 +1,117 @@
+var path = require('path'),
+    fs = require('fs');
+
+require.paths.unshift(path.join(__dirname, '..'));
+
+var less = {
+    version: [2, 0, 0],
+    Parser: require('less/parser').Parser,
+    importer: require('less/parser').importer,
+    tree: require('less/tree'),
+    render: function (input, options, callback) {
+        options = options || {};
+
+        if (typeof(options) === 'function') {
+            callback = options, options = {};
+        }
+
+        var parser = new(this.Parser)(options),
+            ee;
+
+        if (callback) {
+            parser.parse(input, function (e, root) {
+                callback(e, root.toCSS());
+            });
+        } else {
+            ee = new(require('events').EventEmitter);
+
+            process.nextTick(function () {
+                parser.parse(input, function (e, root) {
+                    if (e) { ee.emit('error', e) }
+                    else   { ee.emit('success', root.toCSS()) }
+                });
+            });
+            return ee;
+        }
+    },
+    writeError: function (ctx) {
+        var extract = ctx.extract;
+        var error = [
+            stylize((ctx.line - 1) + ' ' + extract[0], 'grey'),
+            ctx.line + ' ' + stylize(extract[1].slice(0, ctx.column), 'green') +
+            stylize(stylize(extract[1][ctx.column], 'inverse') + extract[1].slice(ctx.column + 1), 'yellow'),
+            stylize((ctx.line + 1) + ' ' + extract[2], 'grey')
+        ].join('\n') + '\033[0m\n';
+
+        require('sys').puts(stylize(ctx.message, 'red'), error);
+    }
+};
+
+['color',    'directive', 'operation',  'dimension',
+ 'keyword',  'variable',  'ruleset',    'element',
+ 'selector', 'quoted',    'expression', 'rule',
+ 'call',     'url',       'alpha',      'import',
+ 'mixin',    'comment', 'anonymous'
+].forEach(function (n) {
+    require(path.join('less', 'tree', n));
+});
+
+less.Parser.importer = function (file, paths, callback) {
+    var pathname;
+
+    paths.unshift('.');
+
+    for (var i = 0; i < paths.length; i++) {
+        try {
+            pathname = path.join(paths[i], file);
+            fs.statSync(pathname);
+            break;
+        } catch (e) {
+            pathname = null;
+        }
+    }
+
+    if (pathname) {
+        fs.stat(pathname, function (e, stats) {
+            if (e) process.stdio.writeError(e);
+
+            fs.open(pathname, process.O_RDONLY, stats.mode, function (e, fd) {
+                if (e) process.stdio.writeError(e);
+
+                fs.read(fd, stats.size, 0, "utf8", function (e, data) {
+                    if (e) process.stdio.writeError(e);
+
+                    new(less.Parser)({
+                        paths: [path.dirname(pathname)]
+                    }).parse(data, function (e, root) {
+                        if (e) process.stdio.writeError(e);
+                        callback(root);
+                    });
+                });
+            });
+        });
+    } else {
+        process.stdio.writeError("file '" + file + "' wasn't found.\n");
+        process.exit(1);
+    }
+}
+
+require('less/functions');
+
+for (var k in less) { exports[k] = less[k] }
+
+// Stylize a string
+function stylize(str, style) {
+    var styles = {
+        'bold'      : [1,  22],
+        'inverse'   : [7,  27],
+        'underline' : [4,  24],
+        'yellow'    : [33, 39],
+        'green'     : [32, 39],
+        'red'       : [31, 39],
+        'grey'      : [90, 39]
+    };
+    return '\033[' + styles[style][0] + 'm' + str +
+           '\033[' + styles[style][1] + 'm';
+}
+