slime-validator

slime-validator is a JavaScript library of validation based on Plugin system and make data validation be easy.

Description

slime-validator make data validation with less code, save more than 20% code than others.

Plugin system let you make your own validate rules very easy and complex validate rule too. Both on Browser and Nodejs.

Installation

Using npm

  $ npm install slime-validator -save

Browser

  <script src="${YOUR_PATH}/slime-validator.js"></script>

Basic Usage

For es module

  import Validator from 'slime-validator'

  // One
  const V1 = new Validator({ Required:true })
  console.log(V1.validate('Hello world')) // Output: null
  console.log(V1.validate()) // Output: Input is required

  // Two
  console.log(Validator.validate({ Required:true }, 'Hello world')) // Output: null
  console.log(Validator.validate({ Required:true }, null)) // Output: Input is required

For CDN

  <html>
    <script src="https://unpkg.com/slime-validator@1.0.3/dist/slime-validator.umd.js"></script>
    <script>
      let ret = null

      const v = new window.SlimeValidator({
        field: [{ MaxLength: 10 }]
      })
      ret = v.validate({field: '11222222221'})
      console.log(JSON.stringify(ret))
    </script>
    <body>

    </body>
  </html>

Custom Validation Rule

  Validator.usePlugin({
    tagName: 'IsNotRequired',
    message(field, value, opts) {
      return `${field} Check failed`
    },
    validate(field, value, opts) {
      return false
    }
  }, true) // true means to replace the exist rule with the same name.

  const V7 = new Validator({
    field: { IsNotRequired: true }
  })
  console.log(V7.validate({
    field: "Something"
  })) // Output：{ field: 'field Check failed' }

For more information you can read Document