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types: move scopeIds into PrefixMeta

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This commit is contained in:
Evan You 2019-10-08 12:09:22 -04:00
parent f15528350e
commit b68eb229c7
1 changed files with 6 additions and 11 deletions
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17
packages/compiler-core/src/transforms/transformExpression.ts
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@ -63,6 +63,7 @@ interface PrefixMeta {
prefix?: string prefix?: string
start: number start: number
end: number end: number
scopeIds?: Set<string>
} }
// Important: since this function uses Node.js only dependencies, it should // Important: since this function uses Node.js only dependencies, it should
@ -145,10 +146,7 @@ export function processExpression(
) )
) { ) {
const { name } = child const { name } = child
if ( if (node.scopeIds && node.scopeIds.has(name)) {
(node as any)._scopeIds &&
(node as any)._scopeIds.has(name)
) {
return return
} }
if (name in knownIds) { if (name in knownIds) {
@ -156,19 +154,16 @@ export function processExpression(
} else { } else {
knownIds[name] = 1 knownIds[name] = 1
} }
;( ;(node.scopeIds || (node.scopeIds = new Set())).add(name)
(node as any)._scopeIds ||
((node as any)._scopeIds = new Set())
).add(name)
} }
} }
}) })
) )
} }
}, },
leave(node: any) { leave(node: Node & PrefixMeta) {
if (node !== ast.body[0].expression && node._scopeIds) { if (node !== ast.body[0].expression && node.scopeIds) {
node._scopeIds.forEach((id: string) => { node.scopeIds.forEach((id: string) => {
knownIds[id]-- knownIds[id]--
if (knownIds[id] === 0) { if (knownIds[id] === 0) {
delete knownIds[id] delete knownIds[id]