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Pool sourceMapState tool #1320

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Merged
merged 1 commit into from
Jun 30, 2025
Merged

Pool sourceMapState tool #1320

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9 changes: 7 additions & 2 deletions internal/printer/printer.go
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Original file line number Diff line number Diff line change
Expand Up @@ -137,6 +137,7 @@ type Printer struct {
nameGenerator NameGenerator
makeFileLevelOptimisticUniqueName func(string) string
commentStatePool core.Pool[commentState]
sourceMapStatePool core.Pool[sourceMapState]
}

type detachedCommentsInfo struct {
Expand Down Expand Up @@ -5489,7 +5490,9 @@ func (p *Printer) emitSourceMapsBeforeNode(node *ast.Node) *sourceMapState {
p.sourceMapsDisabled = true
}

return &sourceMapState{emitFlags, loc, false}
state := p.sourceMapStatePool.New()
*state = sourceMapState{emitFlags, loc, false}
return state
}

func (p *Printer) emitSourceMapsAfterNode(node *ast.Node, previousState *sourceMapState) {
Expand Down Expand Up @@ -5527,7 +5530,9 @@ func (p *Printer) emitSourceMapsBeforeToken(token ast.Kind, pos int, contextNode
}
}

return &sourceMapState{emitFlags, loc, hasLoc}
state := p.sourceMapStatePool.New()
*state = sourceMapState{emitFlags, loc, hasLoc}
return state
}

func (p *Printer) emitSourceMapsAfterToken(token ast.Kind, pos int, contextNode *ast.Node, previousState *sourceMapState) {
Expand Down