github.com/evanw/esbuild/internal/js_ast.charAndCountArray.Swap (method)

one use

	github.com/evanw/esbuild/internal/js_ast (current package)
		js_ast.go#L1675: func (a charAndCountArray) Swap(i int, j int) { a[i], a[j] = a[j], a[i] }