gosince shows the introducing version of a Go package or symbol, has a flag to call go doc about it.
Install via Homebrew
$ brew tap dvaumoron/tap
$ brew install gosinceOr get the last binary depending on your OS.
$ gosince SliceHeader
found reflect SliceHeader added in go1 and deprecated in go1.21$ gosince -h
gosince shows the introducing version of a go package or symbol, find more details at : https://github.com/dvaumoron/gosince
Usage of gosince:
gosince <pkg>
gosince <sym>
gosince <pkg>.<sym>[.<methodOrField>]
gosince <pkg> <sym>[.<methodOrField>]
Usage:
gosince expr1 [expr2] [flags]
Flags:
-p, --cache-path string Local path to cache the retrieved api information (default "/home/dvaumoron/.gosince")
-d, --go-doc Call go doc command
-h, --help help for gosince
-a, --source-addr string Location of Go source (default "https://raw.githubusercontent.com/golang/go/master")
-v, --verbose Verbose output
--version version for gosinceString (Default: ${HOME}/.gosince)
The path to a directory where gosince cache locally api informations.
String (Default: https://raw.githubusercontent.com/golang/go/master)
URL to download Go source (gosince rely on api/go1*.txt files)
