Inject constants to Vue instance

README.md

Install

Vue.use(IncludeConstants);

Define

// In components options
{
  $consts: {
    MAX_LENGTH: 40
  }
}

Using (Template)

<input max-length="MAX_LENGTH">

Using (Script)

this.MAX_LENGTH

IncludeConstants.js

export default {
  install (Vue) {
    Vue.mixin({
      created: function () {
        if (this.$options.$consts) {
          Object.entries(this.$options.$consts)
            .forEach(([key, value]) => {
              Object.defineProperty(this, key, {
                value,
                writable: false
              });
            });
        }
      }
    });
  }
};