12 files changed, 88 insertions, 21 deletions
diff --git a/node_modules/postcss/lib/at-rule.d.ts b/node_modules/postcss/lib/at-rule.d.ts
index 8eebc489..5bdee38b 100644
--- a/node_modules/postcss/lib/at-rule.d.ts
+++ b/node_modules/postcss/lib/at-rule.d.ts
@@ -1,4 +1,7 @@
-import Container, { ContainerProps } from './container.js'
+import Container, {
+  ContainerProps,
+  ContainerWithChildren
+} from './container.js'
 
 declare namespace AtRule {
   export interface AtRuleRaws extends Record<string, unknown> {
@@ -81,12 +84,31 @@ declare class AtRule_ extends Container {
    *
    * ```js
    * const root  = postcss.parse('@media print {}')
-   * media.name //=> 'media'
    * const media = root.first
+   * media.name //=> 'media'
    * ```
    */
   name: string
   /**
+   * An array containing the layer’s children.
+   *
+   * ```js
+   * const root = postcss.parse('@layer example { a { color: black } }')
+   * const layer = root.first
+   * layer.nodes.length           //=> 1
+   * layer.nodes[0].selector      //=> 'a'
+   * ```
+   *
+   * Can be `undefinded` if the at-rule has no body.
+   *
+   * ```js
+   * const root = postcss.parse('@layer a, b, c;')
+   * const layer = root.first
+   * layer.nodes //=> undefined
+   * ```
+   */
+  nodes: Container['nodes']
+  /**
    * The at-rule’s parameters, the values that follow the at-rule’s name
    * but precede any `{}` block.
    *
@@ -97,7 +119,7 @@ declare class AtRule_ extends Container {
    * ```
    */
   params: string
-  parent: Container | undefined
+  parent: ContainerWithChildren | undefined
 
   raws: AtRule.AtRuleRaws
 
diff --git a/node_modules/postcss/lib/container.d.ts b/node_modules/postcss/lib/container.d.ts
index bd6b1ba0..d16b85d0 100644
--- a/node_modules/postcss/lib/container.d.ts
+++ b/node_modules/postcss/lib/container.d.ts
@@ -5,6 +5,12 @@ import Node, { ChildNode, ChildProps, NodeProps } from './node.js'
 import Rule from './rule.js'
 
 declare namespace Container {
+  export class ContainerWithChildren<
+    Child extends Node = ChildNode
+  > extends Container_<Child> {
+    nodes: Child[]
+  }
+
   export interface ValueOptions {
     /**
      * String that’s used to narrow down values and speed up the regexp search.
@@ -43,7 +49,7 @@ declare abstract class Container_<Child extends Node = ChildNode> extends Node {
    * root.nodes[0].nodes[0].prop //=> 'color'
    * ```
    */
-  nodes: Child[]
+  nodes: Child[] | undefined
 
   /**
    * Inserts new nodes to the end of the container.
@@ -66,7 +72,15 @@ declare abstract class Container_<Child extends Node = ChildNode> extends Node {
    * @return This node for methods chain.
    */
   append(
-    ...nodes: (ChildProps | ChildProps[] | Node | Node[] | string | string[])[]
+    ...nodes: (
+      | ChildProps
+      | ChildProps[]
+      | Node
+      | Node[]
+      | string
+      | string[]
+      | undefined
+    )[]
   ): this
 
   assign(overrides: Container.ContainerProps | object): this
@@ -146,7 +160,14 @@ declare abstract class Container_<Child extends Node = ChildNode> extends Node {
    */
   insertAfter(
     oldNode: Child | number,
-    newNode: Child | Child[] | ChildProps | ChildProps[] | string | string[]
+    newNode:
+      | Child
+      | Child[]
+      | ChildProps
+      | ChildProps[]
+      | string
+      | string[]
+      | undefined
   ): this
   /**
    * Insert new node before old node within the container.
@@ -161,7 +182,14 @@ declare abstract class Container_<Child extends Node = ChildNode> extends Node {
    */
   insertBefore(
     oldNode: Child | number,
-    newNode: Child | Child[] | ChildProps | ChildProps[] | string | string[]
+    newNode:
+      | Child
+      | Child[]
+      | ChildProps
+      | ChildProps[]
+      | string
+      | string[]
+      | undefined
   ): this
 
   /**
@@ -202,7 +230,15 @@ declare abstract class Container_<Child extends Node = ChildNode> extends Node {
    * @return This node for methods chain.
    */
   prepend(
-    ...nodes: (ChildProps | ChildProps[] | Node | Node[] | string | string[])[]
+    ...nodes: (
+      | ChildProps
+      | ChildProps[]
+      | Node
+      | Node[]
+      | string
+      | string[]
+      | undefined
+    )[]
   ): this
   /**
    * Add child to the end of the node.
@@ -447,6 +483,8 @@ declare abstract class Container_<Child extends Node = ChildNode> extends Node {
   get last(): Child | undefined
 }
 
-declare class Container<Child extends Node = ChildNode> extends Container_<Child> {}
+declare class Container<
+  Child extends Node = ChildNode
+> extends Container_<Child> {}
 
 export = Container
diff --git a/node_modules/postcss/lib/container.js b/node_modules/postcss/lib/container.js
index 914c0530..462e3f0d 100644
--- a/node_modules/postcss/lib/container.js
+++ b/node_modules/postcss/lib/container.js
@@ -173,6 +173,8 @@ class Container extends Node {
   normalize(nodes, sample) {
     if (typeof nodes === 'string') {
       nodes = cleanSource(parse(nodes).nodes)
+    } else if (typeof nodes === 'undefined') {
+      nodes = []
     } else if (Array.isArray(nodes)) {
       nodes = nodes.slice(0)
       for (let i of nodes) {
diff --git a/node_modules/postcss/lib/declaration.d.ts b/node_modules/postcss/lib/declaration.d.ts
index 655deea5..a5db984a 100644
--- a/node_modules/postcss/lib/declaration.d.ts
+++ b/node_modules/postcss/lib/declaration.d.ts
@@ -1,4 +1,4 @@
-import Container from './container.js'
+import { ContainerWithChildren } from './container.js'
 import Node from './node.js'
 
 declare namespace Declaration {
@@ -79,7 +79,7 @@ declare class Declaration_ extends Node {
    */
   important: boolean
 
-  parent: Container | undefined
+  parent: ContainerWithChildren | undefined
 
   /**
    * The property name for a CSS declaration.
diff --git a/node_modules/postcss/lib/document.d.ts b/node_modules/postcss/lib/document.d.ts
index f018f6e6..a368f166 100644
--- a/node_modules/postcss/lib/document.d.ts
+++ b/node_modules/postcss/lib/document.d.ts
@@ -35,6 +35,7 @@ declare namespace Document {
  * ```
  */
 declare class Document_ extends Container<Root> {
+  nodes: Root[]
   parent: undefined
   type: 'document'
 
diff --git a/node_modules/postcss/lib/map-generator.js b/node_modules/postcss/lib/map-generator.js
index b5da1642..ea1ef5ec 100644
--- a/node_modules/postcss/lib/map-generator.js
+++ b/node_modules/postcss/lib/map-generator.js
@@ -52,7 +52,7 @@ class MapGenerator {
       if (this.mapOpts.sourcesContent === false) {
         map = new SourceMapConsumer(prev.text)
         if (map.sourcesContent) {
-          map.sourcesContent = map.sourcesContent.map(() => null)
+          map.sourcesContent = null
         }
       } else {
         map = prev.consumer()
diff --git a/node_modules/postcss/lib/no-work-result.js b/node_modules/postcss/lib/no-work-result.js
index aa3fdb4e..05821b7a 100644
--- a/node_modules/postcss/lib/no-work-result.js
+++ b/node_modules/postcss/lib/no-work-result.js
@@ -38,8 +38,8 @@ class NoWorkResult {
         this.result.map = generatedMap
       }
     } else {
-      map.clearAnnotation();
-      this.result.css = map.css;
+      map.clearAnnotation()
+      this.result.css = map.css
     }
   }
 
diff --git a/node_modules/postcss/lib/node.d.ts b/node_modules/postcss/lib/node.d.ts
index 71b30159..59716564 100644
--- a/node_modules/postcss/lib/node.d.ts
+++ b/node_modules/postcss/lib/node.d.ts
@@ -246,7 +246,7 @@ declare abstract class Node_ {
    * @param newNode New node.
    * @return This node for methods chain.
    */
-  after(newNode: Node | Node.ChildProps | Node[] | string): this
+  after(newNode: Node | Node.ChildProps | Node[] | string | undefined): this
 
   /**
    * It assigns properties to an existing node instance.
@@ -273,7 +273,7 @@ declare abstract class Node_ {
    * @param newNode New node.
    * @return This node for methods chain.
    */
-  before(newNode: Node | Node.ChildProps | Node[] | string): this
+  before(newNode: Node | Node.ChildProps | Node[] | string | undefined): this
 
   /**
    * Clear the code style properties for the node and its children.
@@ -531,6 +531,6 @@ declare abstract class Node_ {
   warn(result: Result, message: string, options?: WarningOptions): Warning
 }
 
-declare class Node extends Node_ { }
+declare class Node extends Node_ {}
 
 export = Node
diff --git a/node_modules/postcss/lib/parser.js b/node_modules/postcss/lib/parser.js
index e1e2e19e..bc761ded 100644
--- a/node_modules/postcss/lib/parser.js
+++ b/node_modules/postcss/lib/parser.js
@@ -28,7 +28,6 @@ class Parser {
     this.current = this.root
     this.spaces = ''
     this.semicolon = false
-    this.customProperty = false
 
     this.createTokenizer()
     this.root.source = { input, start: { column: 1, line: 1, offset: 0 } }
diff --git a/node_modules/postcss/lib/processor.js b/node_modules/postcss/lib/processor.js
index 9d6a5acd..b9e587cd 100644
--- a/node_modules/postcss/lib/processor.js
+++ b/node_modules/postcss/lib/processor.js
@@ -7,7 +7,7 @@ let Root = require('./root')
 
 class Processor {
   constructor(plugins = []) {
-    this.version = '8.4.33'
+    this.version = '8.4.35'
     this.plugins = this.normalize(plugins)
   }
 
diff --git a/node_modules/postcss/lib/root.d.ts b/node_modules/postcss/lib/root.d.ts
index 98fb4bc9..9046aacd 100644
--- a/node_modules/postcss/lib/root.d.ts
+++ b/node_modules/postcss/lib/root.d.ts
@@ -54,6 +54,7 @@ declare namespace Root {
  * ```
  */
 declare class Root_ extends Container {
+  nodes: NonNullable<Container['nodes']>
   parent: Document | undefined
   raws: Root.RootRaws
   type: 'root'
diff --git a/node_modules/postcss/lib/rule.d.ts b/node_modules/postcss/lib/rule.d.ts
index 04be5d6c..fc5dd721 100644
--- a/node_modules/postcss/lib/rule.d.ts
+++ b/node_modules/postcss/lib/rule.d.ts
@@ -1,4 +1,7 @@
-import Container, { ContainerProps } from './container.js'
+import Container, {
+  ContainerProps,
+  ContainerWithChildren
+} from './container.js'
 
 declare namespace Rule {
   export interface RuleRaws extends Record<string, unknown> {
@@ -69,7 +72,8 @@ declare namespace Rule {
  * ```
  */
 declare class Rule_ extends Container {
-  parent: Container | undefined
+  nodes: NonNullable<Container['nodes']>
+  parent: ContainerWithChildren | undefined
   raws: Rule.RuleRaws
   /**
    * The rule’s full selector represented as a string.