bootstrap-vue/esm/components/form-radio/form-radio.js

With more than 85 components, over 45 available plugins, several directives, and 1000+ icons, BootstrapVue provides one of the most comprehensive implementations of the Bootstrap v4 component and grid system available for Vue.js v2.6, complete with extens

import Vue from '../../vue';
import { NAME_FORM_RADIO } from '../../constants/components';
import idMixin from '../../mixins/id';
import formMixin from '../../mixins/form';
import formStateMixin from '../../mixins/form-state';
import formSizeMixin from '../../mixins/form-size';
import formRadioCheckMixin from '../../mixins/form-radio-check';
import looseEqual from '../../utils/loose-equal'; // @vue/component

export var BFormRadio = /*#__PURE__*/Vue.extend({
  name: NAME_FORM_RADIO,
  mixins: [idMixin, formRadioCheckMixin, // Includes shared render function
  formMixin, formSizeMixin, formStateMixin],
  inject: {
    bvGroup: {
      from: 'bvRadioGroup',
      default: false
    }
  },
  props: {
    checked: {
      // v-model
      // type: [String, Number, Boolean, Object],
      default: null
    }
  },
  computed: {
    // Radio Groups can only have a single value, so determining if checked is simple
    isChecked: function isChecked() {
      return looseEqual(this.value, this.computedLocalChecked);
    },
    // Flags for form-radio-check mixin
    isRadio: function isRadio() {
      return true;
    },
    isCheck: function isCheck() {
      return false;
    }
  },
  watch: {
    // Radio Groups can only have a single value, so our watchers are simple
    computedLocalChecked: function computedLocalChecked() {
      this.$emit('input', this.computedLocalChecked);
    }
  },
  methods: {
    handleChange: function handleChange(_ref) {
      var checked = _ref.target.checked;
      var value = this.value;
      this.computedLocalChecked = value; // Change is only emitted on user interaction

      this.$emit('change', checked ? value : null); // If this is a child of form-radio-group, we emit a change event on it as well

      if (this.isGroup) {
        this.bvGroup.$emit('change', checked ? value : null);
      }
    }
  }
});