logzilla/lib/validator.js

Node.js Logging Adapter for Devebot

'use strict';

var Constructor = function (params) {
  params = params || {};
  var Ajv = requireSafe('ajv');
  var validator = Ajv ? new Ajv(Object.assign({
    allErrors: true
  }, params.options)) : null;
  this.validate = function (data, schema, opts) {
    var output = {
      ok: true,
      hasErrors: false,
      skipped: false
    };
    if (!validator) {
      output.skipped = true;
      return output;
    }
    var valid = validator.validate(schema, data);
    if (!valid) {
      output.ok = false;
      output.hasErrors = true;
      output.errors = validator.errors;
    }
    return output;
  };
};
function requireSafe(packageName) {
  try {
    return require(packageName);
  } catch (err) {
    return null;
  }
}
module.exports = Constructor;