feat(vanilla): add testing infrastructure and tests (NK-wjnczv)

1 files changed, 52 insertions, 0 deletions

diff --git a/vanilla/node_modules/css-tree/cjs/syntax/node/AtrulePrelude.cjs b/vanilla/node_modules/css-tree/cjs/syntax/node/AtrulePrelude.cjs
new file mode 100644
index 0000000..0db69b6
--- /dev/null
+++ b/vanilla/node_modules/css-tree/cjs/syntax/node/AtrulePrelude.cjs
@@ -0,0 +1,52 @@
+'use strict';
+
+const types = require('../../tokenizer/types.cjs');
+
+const name = 'AtrulePrelude';
+const walkContext = 'atrulePrelude';
+const structure = {
+    children: [[]]
+};
+
+function parse(name) {
+    let children = null;
+
+    if (name !== null) {
+        name = name.toLowerCase();
+    }
+
+    this.skipSC();
+
+    if (hasOwnProperty.call(this.atrule, name) &&
+        typeof this.atrule[name].prelude === 'function') {
+        // custom consumer
+        children = this.atrule[name].prelude.call(this);
+    } else {
+        // default consumer
+        children = this.readSequence(this.scope.AtrulePrelude);
+    }
+
+    this.skipSC();
+
+    if (this.eof !== true &&
+        this.tokenType !== types.LeftCurlyBracket &&
+        this.tokenType !== types.Semicolon) {
+        this.error('Semicolon or block is expected');
+    }
+
+    return {
+        type: 'AtrulePrelude',
+        loc: this.getLocationFromList(children),
+        children
+    };
+}
+
+function generate(node) {
+    this.children(node);
+}
+
+exports.generate = generate;
+exports.name = name;
+exports.parse = parse;
+exports.structure = structure;
+exports.walkContext = walkContext;