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

1 files changed, 54 insertions, 0 deletions

diff --git a/vanilla/node_modules/css-tree/cjs/syntax/node/Nth.cjs b/vanilla/node_modules/css-tree/cjs/syntax/node/Nth.cjs
new file mode 100644
index 0000000..709312f
--- /dev/null
+++ b/vanilla/node_modules/css-tree/cjs/syntax/node/Nth.cjs
@@ -0,0 +1,54 @@
+'use strict';
+
+const types = require('../../tokenizer/types.cjs');
+
+const name = 'Nth';
+const structure = {
+    nth: ['AnPlusB', 'Identifier'],
+    selector: ['SelectorList', null]
+};
+
+function parse() {
+    this.skipSC();
+
+    const start = this.tokenStart;
+    let end = start;
+    let selector = null;
+    let nth;
+
+    if (this.lookupValue(0, 'odd') || this.lookupValue(0, 'even')) {
+        nth = this.Identifier();
+    } else {
+        nth = this.AnPlusB();
+    }
+
+    end = this.tokenStart;
+    this.skipSC();
+
+    if (this.lookupValue(0, 'of')) {
+        this.next();
+
+        selector = this.SelectorList();
+        end = this.tokenStart;
+    }
+
+    return {
+        type: 'Nth',
+        loc: this.getLocation(start, end),
+        nth,
+        selector
+    };
+}
+
+function generate(node) {
+    this.node(node.nth);
+    if (node.selector !== null) {
+        this.token(types.Ident, 'of');
+        this.node(node.selector);
+    }
+}
+
+exports.generate = generate;
+exports.name = name;
+exports.parse = parse;
+exports.structure = structure;