119 lines
3.5 KiB
JavaScript
119 lines
3.5 KiB
JavaScript
var path = require('path'),
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sys = require('sys'),
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fs = require('fs');
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require.paths.unshift(path.join(__dirname, '..'));
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var mess = {
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version: [1, 0, 40],
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Parser: require('mess/parser').Parser,
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Renderer: require('mess/renderer').Renderer,
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External: require('mess/external'),
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importer: require('mess/parser').importer,
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tree: require('mess/tree'),
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writeError: function(ctx, 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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options = options || {};
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if (options.silent) { return }
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options.indent = options.indent || '';
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if (!('index' in ctx) || !extract) {
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return sys.error(options.indent + (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 (extract[1] === '' && typeof extract[2] === 'undefined') {
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extract[1] = '¶';
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}
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error.push(ctx.line + ' ' + extract[1].slice(0, ctx.column)
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+ stylize(stylize(extract[1][ctx.column], 'bold')
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+ extract[1].slice(ctx.column + 1), 'yellow'));
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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 = options.indent + error.join('\n' + options.indent) + '\033[0m\n';
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message = options.indent + message + stylize(ctx.message, 'red');
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ctx.filename && (message += stylize(' in ', 'red') + ctx.filename);
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sys.error(message, error);
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if (ctx.callLine) {
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sys.error(stylize('from ', 'red') + (ctx.filename || ''));
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sys.error(stylize(ctx.callLine, 'grey') + ' ' + ctx.callExtract);
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}
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if (ctx.stack) { sys.error(stylize(ctx.stack, 'red')) }
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}
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};
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[ 'alpha', 'anonymous', 'call', 'color', 'comment', 'comparison',
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'definition', 'dimension', 'directive', 'element', 'expression', 'filter',
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'import', 'javascript', 'keyword', 'layer', 'mixin', 'operation', 'quoted',
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'reference', 'rule', 'ruleset', 'selector', 'style', 'url', 'value',
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'variable', 'zoom', 'invalid', 'fontset'
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].forEach(function(n) {
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require(path.join('mess', 'tree', n));
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});
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mess.Parser.importer = function(file, paths, callback) {
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var pathname;
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paths.unshift('.');
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for (var i = 0; i < paths.length; i++) {
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try {
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pathname = path.join(paths[i], file);
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fs.statSync(pathname);
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break;
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} catch (e) {
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pathname = null;
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}
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}
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if (pathname) {
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fs.readFile(pathname, 'utf-8', function(e, data) {
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if (e) sys.error(e);
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new mess.Parser({
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paths: [path.dirname(pathname)],
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filename: pathname
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}).parse(data, function(e, root) {
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if (e) mess.writeError(e);
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callback(root);
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});
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});
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} else {
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sys.error("file '" + file + "' wasn't found.\n");
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process.exit(1);
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}
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};
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require('mess/functions');
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for (var k in mess) { exports[k] = mess[k] }
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// Stylize a string
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function stylize(str, style) {
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var styles = {
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'bold' : [1, 22],
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'inverse' : [7, 27],
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'underline' : [4, 24],
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'yellow' : [33, 39],
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'green' : [32, 39],
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'red' : [31, 39],
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'grey' : [90, 39]
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};
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return '\033[' + styles[style][0] + 'm' + str +
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'\033[' + styles[style][1] + 'm';
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}
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