123 lines
2.6 KiB
Text
123 lines
2.6 KiB
Text
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#!/usr/bin/env node
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var fs = require('fs');
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var path = require('path');
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var command, directory, file;
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var yargs = require('yargs')
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.usage('Usage: $0 <command> [options] <dir> [file]')
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// .demand(1)
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.command('ancestors', 'Output the ancestors')
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.command('descendents', 'Output the descendents')
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.example('$0 ancestors -I src src/ src/_footer.scss', 'outputs the ancestors of src/_footer.scss')
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.option('I', {
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alias: 'load-path',
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default: [process.cwd()],
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describe: 'Add directories to the sass load path',
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type: 'array',
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})
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.option('e', {
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alias: 'extensions',
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default: ['scss', 'sass'],
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describe: 'File extensions to include in the graph',
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type: 'array',
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})
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.option('f', {
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alias: 'follow',
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default: false,
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describe: 'Follow symbolic links',
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type: 'bool',
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})
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.option('j', {
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alias: 'json',
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default: false,
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describe: 'Output the index in json',
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type: 'bool',
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})
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.version()
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.alias('v', 'version')
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.help('h')
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.alias('h', 'help');
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var argv = yargs.argv;
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if (argv._.length === 0) {
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yargs.showHelp();
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process.exit(1);
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}
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if (['ancestors', 'descendents'].indexOf(argv._[0]) !== -1) {
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command = argv._.shift();
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}
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if (argv._.length && path.extname(argv._[0]) === '') {
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directory = argv._.shift();
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}
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if (argv._.length && path.extname(argv._[0])) {
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file = argv._.shift();
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}
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try {
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if (!directory) {
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throw new Error('Missing directory');
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}
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if (!command && !argv.json) {
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throw new Error('Missing command');
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}
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if (!file && (command === 'ancestors' || command === 'descendents')) {
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throw new Error(command + ' command requires a file');
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}
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var loadPaths = argv.loadPath;
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if(process.env.SASS_PATH) {
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loadPaths = loadPaths.concat(process.env.SASS_PATH.split(/:/).map(function(f) {
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return path.resolve(f);
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}));
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}
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var graph = require('../').parseDir(directory, {
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extensions: argv.extensions,
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loadPaths: loadPaths,
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follow: argv.follow,
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});
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if(argv.json) {
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console.log(JSON.stringify(graph.index, null, 4));
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process.exit(0);
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}
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if (command === 'ancestors') {
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graph.visitAncestors(path.resolve(file), function(f) {
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console.log(f);
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});
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}
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if (command === 'descendents') {
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graph.visitDescendents(path.resolve(file), function(f) {
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console.log(f);
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});
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}
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} catch(e) {
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if (e.code === 'ENOENT') {
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console.error('Error: no such file or directory "' + e.path + '"');
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}
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else {
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console.log('Error: ' + e.message);
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}
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// console.log(e.stack);
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process.exit(1);
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}
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