1
0
Fork 0
mirror of https://github.com/actions/setup-python.git synced 2024-11-23 00:49:39 +00:00
setup-python/node_modules/optimist/example/line_count.js

21 lines
409 B
JavaScript
Raw Normal View History

2019-06-27 01:12:00 +00:00
#!/usr/bin/env node
var argv = require('optimist')
.usage('Count the lines in a file.\nUsage: $0')
.demand('f')
.alias('f', 'file')
.describe('f', 'Load a file')
.argv
;
var fs = require('fs');
var s = fs.createReadStream(argv.file);
var lines = 0;
s.on('data', function (buf) {
lines += buf.toString().match(/\n/g).length;
});
s.on('end', function () {
console.log(lines);
});