UserSchema Pre-Validate Method

user-schema-pre-validate.js

// Check password strength using OWASP module
UserSchema
    .pre('validate', function (next) {

        // Set options
        owasp.config(config.password);

        var result = owasp.test(this.password);
        if (result.errors.length) {
            // Join all errors in the array so only one error is returned
            var error = result.errors.join(' ');
            this.invalidate('password', error);
        }

        next();
    });