@sandlada/mdc/build/class-map-DlMb2KKL.js

@sandlada/mdc is an open source component library that follows the Material Design 3 design specifications.

import{T as t}from"./lit-element-Ho-VPzO1.js";
/**
 * @license
 * Copyright 2017 Google LLC
 * SPDX-License-Identifier: BSD-3-Clause
 */const s=1;class e{constructor(t){}get _$AU(){return this._$AM._$AU}_$AT(t,s,e){this._$Ct=t,this._$AM=s,this._$Ci=e}_$AS(t,s){return this.update(t,s)}update(t,s){return this.render(...s)}}
/**
 * @license
 * Copyright 2018 Google LLC
 * SPDX-License-Identifier: BSD-3-Clause
 */const i=(t=>(...s)=>({_$litDirective$:t,values:s}))(class extends e{constructor(t){if(super(t),t.type!==s||"class"!==t.name||t.strings?.length>2)throw Error("`classMap()` can only be used in the `class` attribute and must be the only part in the attribute.")}render(t){return" "+Object.keys(t).filter(s=>t[s]).join(" ")+" "}update(s,[e]){if(void 0===this.st){this.st=new Set,void 0!==s.strings&&(this.nt=new Set(s.strings.join(" ").split(/\s/).filter(t=>""!==t)));for(const t in e)e[t]&&!this.nt?.has(t)&&this.st.add(t);return this.render(e)}const i=s.element.classList;for(const t of this.st)t in e||(i.remove(t),this.st.delete(t));for(const t in e){const s=!!e[t];s===this.st.has(t)||this.nt?.has(t)||(s?(i.add(t),this.st.add(t)):(i.remove(t),this.st.delete(t)))}return t}});export{i as e};