var SwaggerParser = require('swagger-parser');

function validateSwagger(file) {
    SwaggerParser.validate(file)
        .then(function() {
            // The validation passed, no need to say anything
            return;
        })
        .catch(function(err) {
            // There is something wrong. Display the validation errors
            console.error('In', file + ':');
            console.error(err.message);
            process.exitCode = 1;
        });
}

// Iterate through the changed files, passed in the arguments.
// The two first arguments are the call to the Node interpreter and this
// script, hence the starting point at 2.
for(var i = 2; i < process.argv.length; i++) {
    var file = process.argv[i];
    // Run the validator only for YAML files inside static/swagger
    if(file.startsWith('static/swagger')) {
        validateSwagger(file);
    }
}