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)

---
 .../@acemir/cssom/lib/CSSSupportsRule.js           | 48 ++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 vanilla/node_modules/@acemir/cssom/lib/CSSSupportsRule.js

(limited to 'vanilla/node_modules/@acemir/cssom/lib/CSSSupportsRule.js')

diff --git a/vanilla/node_modules/@acemir/cssom/lib/CSSSupportsRule.js b/vanilla/node_modules/@acemir/cssom/lib/CSSSupportsRule.js
new file mode 100644
index 0000000..91bd4eb
--- /dev/null
+++ b/vanilla/node_modules/@acemir/cssom/lib/CSSSupportsRule.js
@@ -0,0 +1,48 @@
+//.CommonJS
+var CSSOM = {
+  CSSRule: require("./CSSRule").CSSRule,
+  CSSRuleList: require("./CSSRuleList").CSSRuleList,
+  CSSGroupingRule: require("./CSSGroupingRule").CSSGroupingRule,
+  CSSConditionRule: require("./CSSConditionRule").CSSConditionRule
+};
+///CommonJS
+
+
+/**
+ * @constructor
+ * @see https://drafts.csswg.org/css-conditional-3/#the-csssupportsrule-interface
+ */
+CSSOM.CSSSupportsRule = function CSSSupportsRule() {
+  CSSOM.CSSConditionRule.call(this);
+};
+
+CSSOM.CSSSupportsRule.prototype = Object.create(CSSOM.CSSConditionRule.prototype);
+CSSOM.CSSSupportsRule.prototype.constructor = CSSOM.CSSSupportsRule;
+  
+Object.setPrototypeOf(CSSOM.CSSSupportsRule, CSSOM.CSSConditionRule);
+
+Object.defineProperty(CSSOM.CSSSupportsRule.prototype, "type", {
+	value: 12,
+	writable: false
+});
+
+Object.defineProperty(CSSOM.CSSSupportsRule.prototype, "cssText", {
+  get: function() {
+    var values = "";
+    var valuesArr = [" {"];
+    if (this.cssRules.length) {
+      valuesArr.push(this.cssRules.reduce(function(acc, rule){ 
+        if (rule.cssText !== "") {
+          acc.push(rule.cssText);
+        }
+        return acc;
+      }, []).join("\n  "));
+    }
+    values = valuesArr.join("\n  ") + "\n}";
+    return "@supports " + this.conditionText + values;
+  }
+});
+
+//.CommonJS
+exports.CSSSupportsRule = CSSOM.CSSSupportsRule;
+///CommonJS
-- 
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