Complete Email Sortierer implementation with Appwrite and Stripe integration

server/node_modules/css-tree/cjs/syntax/node/SupportsFeature.cjs

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+'use strict';
+
+const types = require('../../tokenizer/types.cjs');
+
+const name = 'SupportsDeclaration';
+const structure = {
+    feature: String,
+    value: 'Declaration'
+};
+
+function parse() {
+    const start = this.tokenStart;
+    let featureName = 'declaration';
+    let valueParser = this.Declaration;
+
+    if (this.tokenType === types.Function) {
+        featureName = this.consumeFunctionName();
+        valueParser = this.supportsFeature[featureName.toLowerCase()];
+        if (!valueParser) {
+            this.error(`Unknown supports feature ${featureName.toLowerCase()}()`);
+        }
+    } else {
+        this.eat(types.LeftParenthesis);
+    }
+
+    this.skipSC();
+
+    const value = this.parseWithFallback(
+        () => {
+            const startValueToken = this.tokenIndex;
+            const value = valueParser.call(this);
+
+            if (this.eof === false &&
+                this.isBalanceEdge(startValueToken) === false) {
+                this.error();
+            }
+
+            return value;
+        },
+        (startToken) => this.Raw(startToken, null, false)
+    );
+
+    if (!this.eof) {
+        this.eat(types.RightParenthesis);
+    }
+
+    return {
+        type: 'SupportsDeclaration',
+        loc: this.getLocation(start, this.tokenStart),
+        feature: featureName,
+        value
+    };
+}
+
+function generate(node) {
+    if (node.feature !== 'declaration') {
+        this.token(types.Function, node.feature + '(');
+    } else {
+        this.token(types.LeftParenthesis, '(');
+    }
+
+    this.node(node.value);
+    this.token(types.RightParenthesis, ')');
+}
+
+exports.generate = generate;
+exports.name = name;
+exports.parse = parse;
+exports.structure = structure;