json-linter.js

json-linter.js

var fs = require('fs'),
    path  =require('path');

var dir = process.argv[2];

if (!dir) {
    console.error('Folder path must be defined.');
    console.log('Usage: node json-linter.js /path/to/test');
    process.exit(1);
}

var files = fs.readdirSync(dir),
    success = 0,
    errors = 0;

files.forEach(function (file) {
    if (file.indexOf('.json') > -1) {
        var filepath = path.resolve(__dirname, dir, file);
        try {
            var data = require(filepath);
            success++;
        } catch (e) {
            errors++;
            console.error(filepath + ' contains invalid json');
        }
    }
});

console.log((success + errors) + ' files tested.');
console.log((success) + ' files passed.');
console.log((errors) + ' files failed.');