README
Uphold Validator.js
Extensive validations built on top of validator.js.
Improvements over validator.js:
- extended set of asserts
- logging with debugnyan
- throwing specific errors on validation failures
Install
Add to your package.json dependencies:
npm install @uphold/validator.js
Usage
Setup example:
const { ValidationFailedError } = require('@uphold/http-errors');
const validator = require('@uphold/validator.js');
const asserts = require('path/to/asserts');
module.exports = validator({
AssertionError: Error,
ValidationError: ValidationFailedError,
extraAsserts: asserts
});
Throw a 400 error (invalid user input):
const { is, validate } = require('path/to/validator');
try {
validate({
foo: 'bar'
}, {
foo: is.ofLength({ min: 5 })
});
} catch (e) {
console.log({
name: e.name,
message: e.message,
errors: e.errors.foo.map(error => error.show())
});
// {
// name: 'ValidationFailedError',
// message: 'Validation Failed',
// errors: [{
// assert: 'Length',
// value: 'bar',
// violation: { min: 5 },
// }]
// }
}
Throw a 500 error (invalid code):
const { assert, is } = require('path/to/validator');
try {
assert({
foo: 'bar'
}, {
foo: is.ofLength({ min: 5 })
});
} catch (e) {
console.log({
name: e.name
});
// {
// name: 'Error'
// }
}
Release
$ yarn release [<newversion> | major | minor | patch]
License
MIT