From 76cb9c2a39d477a64824a985ade40507e3bbade1 Mon Sep 17 00:00:00 2001
From: Adam Mathes <adam@adammathes.com>
Date: Fri, 13 Feb 2026 21:34:48 -0800
Subject: feat(vanilla): add testing infrastructure and tests (NK-wjnczv)

---
 .../lib/syntax/node/SupportsDeclaration.js         | 34 ++++++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 vanilla/node_modules/css-tree/lib/syntax/node/SupportsDeclaration.js

(limited to 'vanilla/node_modules/css-tree/lib/syntax/node/SupportsDeclaration.js')

diff --git a/vanilla/node_modules/css-tree/lib/syntax/node/SupportsDeclaration.js b/vanilla/node_modules/css-tree/lib/syntax/node/SupportsDeclaration.js
new file mode 100644
index 0000000..ee816e5
--- /dev/null
+++ b/vanilla/node_modules/css-tree/lib/syntax/node/SupportsDeclaration.js
@@ -0,0 +1,34 @@
+import {
+    LeftParenthesis,
+    RightParenthesis
+} from '../../tokenizer/index.js';
+
+export const name = 'SupportsDeclaration';
+export const structure = {
+    declaration: 'Declaration'
+};
+
+export function parse() {
+    const start = this.tokenStart;
+
+    this.eat(LeftParenthesis);
+    this.skipSC();
+
+    const declaration = this.Declaration();
+
+    if (!this.eof) {
+        this.eat(RightParenthesis);
+    }
+
+    return {
+        type: 'SupportsDeclaration',
+        loc: this.getLocation(start, this.tokenStart),
+        declaration
+    };
+}
+
+export function generate(node) {
+    this.token(LeftParenthesis, '(');
+    this.node(node.declaration);
+    this.token(RightParenthesis, ')');
+}
-- 
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