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4acd3583 by Adam Heath
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Fix first-child/last-child matching.

1 parent abfc737a
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Showing 1 changed file with 6 additions and 3 deletions
...@@ -237,16 +237,19 @@ const compileMatcher = (ast: AST, selector: string): MatcherProducer => { ...@@ -237,16 +237,19 @@ const compileMatcher = (ast: AST, selector: string): MatcherProducer => {
237 } 237 }
238 case 'first-child': 238 case 'first-child':
239 return (context, node, parent, i, debug) => { 239 return (context, node, parent, i, debug) => {
240 return parent?.children.findFirst(child => child.type === ELEMENT_NODE) === node 240 const children = findChildren(context, parent, 'ELEMENT', filterChildElementsMatcher)
241 return children[ 0 ] == node
241 } 242 }
242 case 'last-child': 243 case 'last-child':
243 return (context, node, parent, i, debug) => { 244 return (context, node, parent, i, debug) => {
244 return parent?.children.findLast(child => child.type === ELEMENT_NODE) === node 245 const children = findChildren(context, parent, 'ELEMENT', filterChildElementsMatcher)
246 return children[ children.length - 1 ] == node
245 } 247 }
246 case 'only-child': 248 case 'only-child':
247 return (context, node, parent, i, debug) => { 249 return (context, node, parent, i, debug) => {
248 // TODO: This can break-early after it finds the second element 250 // TODO: This can break-early after it finds the second element
249 return findChildren(context, parent, 'ELEMENT', filterChildElementsMatcher).length === 1 251 const children = findChildren(context, parent, 'ELEMENT', filterChildElementsMatcher)
252 return children.length === 1
250 } 253 }
251 // case 'nth-of-type': 254 // case 'nth-of-type':
252 // case 'nth-last-of-type': 255 // case 'nth-last-of-type':
......