This code "does the trick" (except in Playground) : https://play.golang.org/p/kJAfNFZUev
$ go run macro.go dump(a + b) = 14 dump(b * a) = 40 $ go build -o macro $ ./macro dump(a + b) = 14 dump(b * a) = 40 Read current stacktrace, extract source file path, read source file, extract textual (uncompiled) expression. Disclaimer : I have no idea what I'm talking about On Friday, July 22, 2016 at 2:28:19 PM UTC+2, sq...@google.com wrote: > > I've used this macro or some variant thereof in C/C++ for years: > > #define dump(x) printf("%s %d: %s = %d\n", __func__, __LINE__, #x, > (int)(x)) > > The "#x" is the really useful part that lets you print the original > expression. For example, if int a = 4 and int b = 10: > > dump(a + b); // Prints "a + b = 14" > > Is there a way to do this in Go? > > -- You received this message because you are subscribed to the Google Groups "golang-nuts" group. To unsubscribe from this group and stop receiving emails from it, send an email to golang-nuts+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.