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Optimize class assignments #311

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SebKrantz opened this issue Aug 17, 2022 · 0 comments
Open

Optimize class assignments #311

SebKrantz opened this issue Aug 17, 2022 · 0 comments
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enhancement New feature or request

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@SebKrantz
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It turns out that calling replacement functions in base R entails a deep copy in some cases:

# No deep copy
f2 <- function(x) {
  oldClass(x) <- "dfd"
  x
}

# Deep copy
f3 <- function(x) `oldClass<-`(x, "dfd")

collapse still has unnecessary deep copies in some places.

@SebKrantz SebKrantz added the enhancement New feature or request label Feb 11, 2024
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