diff options
Diffstat (limited to 'vanilla/node_modules/css-tree/lib/syntax/node/Scope.js')
| -rw-r--r-- | vanilla/node_modules/css-tree/lib/syntax/node/Scope.js | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/vanilla/node_modules/css-tree/lib/syntax/node/Scope.js b/vanilla/node_modules/css-tree/lib/syntax/node/Scope.js new file mode 100644 index 0000000..650b035 --- /dev/null +++ b/vanilla/node_modules/css-tree/lib/syntax/node/Scope.js @@ -0,0 +1,66 @@ +import { + Ident, + LeftParenthesis, + RightParenthesis +} from '../../tokenizer/index.js'; + +export const name = 'Scope'; +export const structure = { + root: ['SelectorList', 'Raw', null], + limit: ['SelectorList', 'Raw', null] +}; + +export function parse() { + let root = null; + let limit = null; + + this.skipSC(); + + const startOffset = this.tokenStart; + if (this.tokenType === LeftParenthesis) { + this.next(); + this.skipSC(); + root = this.parseWithFallback( + this.SelectorList, + () => this.Raw(false, true) + ); + this.skipSC(); + this.eat(RightParenthesis); + } + + if (this.lookupNonWSType(0) === Ident) { + this.skipSC(); + this.eatIdent('to'); + this.skipSC(); + this.eat(LeftParenthesis); + this.skipSC(); + limit = this.parseWithFallback( + this.SelectorList, + () => this.Raw(false, true) + ); + this.skipSC(); + this.eat(RightParenthesis); + } + + return { + type: 'Scope', + loc: this.getLocation(startOffset, this.tokenStart), + root, + limit + }; +} + +export function generate(node) { + if (node.root) { + this.token(LeftParenthesis, '('); + this.node(node.root); + this.token(RightParenthesis, ')'); + } + + if (node.limit) { + this.token(Ident, 'to'); + this.token(LeftParenthesis, '('); + this.node(node.limit); + this.token(RightParenthesis, ')'); + } +} |
