R Under development (unstable) (2025-04-19 r88162 ucrt) -- "Unsuffered Consequences"
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Platform: x86_64-w64-mingw32/x64

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> NAME <- "banner"
> source(file.path('_helper', 'init.R'))
> 
> # - Banner Capture ------------------------------------------------------------
> 
> ref <- as.character(
+   diffPrint(1 + 2, letters, tar.banner="1 + 2", cur.banner="letters")
+ )
> identical(as.character(diffPrint(1 + 2, letters)), ref)
[1] TRUE
> invisible(
+   setMethod(
+     "diffPrint", c("numeric", "character"),
+     function(target, current, ...) callNextMethod()
+ ) )
> identical(as.character(diffPrint(1 + 2, letters)), ref)
[1] TRUE
> isTRUE(
+   !identical(as.character(diffPrint(1 + 2, LETTERS)), ref)
+ )
[1] TRUE
> 
> proc.time()
   user  system elapsed 
   0.78    0.15    0.89