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

1 files changed, 62 insertions, 0 deletions

diff --git a/vanilla/node_modules/css-tree/lib/syntax/node/DeclarationList.js b/vanilla/node_modules/css-tree/lib/syntax/node/DeclarationList.js
new file mode 100644
index 0000000..2b40c99
--- /dev/null
+++ b/vanilla/node_modules/css-tree/lib/syntax/node/DeclarationList.js
@@ -0,0 +1,62 @@
+import {
+    WhiteSpace,
+    Comment,
+    Semicolon,
+    AtKeyword
+} from '../../tokenizer/index.js';
+
+const AMPERSAND = 0x0026;       // U+0026 AMPERSAND (&)
+
+function consumeRaw() {
+    return this.Raw(this.consumeUntilSemicolonIncluded, true);
+}
+
+export const name = 'DeclarationList';
+export const structure = {
+    children: [[
+        'Declaration',
+        'Atrule',
+        'Rule'
+    ]]
+};
+
+export function parse() {
+    const children = this.createList();
+
+    scan:
+    while (!this.eof) {
+        switch (this.tokenType) {
+            case WhiteSpace:
+            case Comment:
+            case Semicolon:
+                this.next();
+                break;
+
+            case AtKeyword:
+                children.push(this.parseWithFallback(this.Atrule.bind(this, true), consumeRaw));
+                break;
+
+            default:
+                if (this.isDelim(AMPERSAND))  {
+                    children.push(this.parseWithFallback(this.Rule, consumeRaw));
+                } else {
+                    children.push(this.parseWithFallback(this.Declaration, consumeRaw));
+                }
+        }
+    }
+
+    return {
+        type: 'DeclarationList',
+        loc: this.getLocationFromList(children),
+        children
+    };
+}
+
+export function generate(node) {
+    this.children(node, prev => {
+        if (prev.type === 'Declaration') {
+            this.token(Semicolon, ';');
+        }
+    });
+}
+