How to use the feather-icons.icons function in feather-icons

contentActions: function(row){
            let actions = [];
            if(!this.deletedContent) {
                actions.push({ url: this.getUpdateUrl(row.id), icon: feather.icons['edit'].toSvg({ width: 24, height: 16 }), name: 'Update content' });

                if(this.hasTranslations) {
                    actions.push({ url: this.getTranslationsUrl(row.id), icon: feather.icons['globe'].toSvg({ width: 24, height: 16 }), name: 'Translate content' });
                }

                actions.push({ url: this.getRevisionsUrl(row.id), icon: feather.icons['skip-back'].toSvg({ width: 24, height: 16 }), name: 'Revisions' });
                actions.push({ url: this.getDeleteUrl(row.id), icon: feather.icons['trash-2'].toSvg({ width: 24, height: 16 }), name: 'Delete content', class: 'uk-text-danger' });
            } else {
                actions.push({ url: this.getRecoverUrl(row.id), icon: feather.icons['rotate-ccw'].toSvg({ width: 24, height: 16 }), name: 'Recover' });
                actions.push({ url: this.getDeleteDefinitelyUrl(row.id), icon: feather.icons['x-circle'].toSvg({ width: 24, height: 16 }), name: 'Delete definitely', class: 'uk-text-danger' });
            }
            return actions;
        },
        formatDate: function(date) {

validator(type) {
        if (!feather.icons[type]) {
          throw new Error(`"${type}" is not an available icon type.`);
        }

        return true;
      },
    },

copyKey: function() {

                let input = this.$el.getElementsByTagName('input')[0];
                input.select();
                document.execCommand('Copy');
                window.getSelection().removeAllRanges();

                UIkit.notification({
                    message: '<div class="uk-inline uk-text-nowrap">' + feather.icons['copy'].toSvg({ width: 24, height: 24 }) + ' ' + this.successMessage + '</div>',
                    status: 'primary',
                    pos: 'top-center',
                    timeout: 1000
                });

            }
        }

validator: function validator(type) {
        if (!feather.icons[type]) {
          throw new Error("\"".concat(type, "\" is not an available icon type."));
        }

        return true;
      }
    }

contentActions: function(row) {
            let actions = [];
            if(!this.deletedContent) {
                actions.push({ url: this.getUpdateUrl(row.id), icon: feather.icons['edit'].toSvg({ width: 24, height: 16 }), name: 'Update content' });

                if(this.hasTranslations) {
                    actions.push({ url: this.getTranslationsUrl(row.id), icon: feather.icons['globe'].toSvg({ width: 24, height: 16 }), name: 'Translate content' });
                }

                actions.push({ url: this.getRevisionsUrl(row.id), icon: feather.icons['skip-back'].toSvg({ width: 24, height: 16 }), name: 'Revisions' });
                actions.push({ url: this.getDeleteUrl(row.id), icon: feather.icons['trash-2'].toSvg({ width: 24, height: 16 }), name: 'Delete content', class: 'uk-text-danger' });
            } else {
                actions.push({ url: this.getRecoverUrl(row.id), icon: feather.icons['rotate-ccw'].toSvg({ width: 24, height: 16 }), name: 'Recover' });
                actions.push({ url: this.getDeleteDefinitelyUrl(row.id), icon: feather.icons['x-circle'].toSvg({ width: 24, height: 16 }), name: 'Delete definitely', class: 'uk-text-danger' });
            }
            return actions;
        },
        formatDate: function(date) {

data() {
            return {
                width: 0,
                minWidth: this.initialMinWidth || 50,
                feather: feather,
                allActions: [
                    { key: 'update', icon: feather.icons['edit-2'].toSvg({ width: 24, height: 16 }), name: 'Update' },
                    { key: 'delete', icon: feather.icons['trash-2'].toSvg({ width: 24, height: 16 }), name: 'Delete', class: 'uk-text-danger' },
                    { key: 'delete_definitely', icon: feather.icons['trash-2'].toSvg({ width: 24, height: 16 }), name: 'Delete definitely', class: 'uk-text-danger' },
                    { key: 'recover', icon: feather.icons['refresh-ccw'].toSvg({ width: 24, height: 16 }), name: 'Recover', class: 'uk-text-success' },
                    { key: 'revisions', icon: feather.icons['list'].toSvg({ width: 24, height: 16 }), name: 'Manage versions' },
                    { key: 'translations', icon: feather.icons['globe'].toSvg({ width: 24, height: 16 }), name: 'Manage translations' },
                ],
            }
        },
        props: ['row', 'urls', 'identifier', 'initialMinWidth', 'embedded'],