missing commands git 'version/'switch and branch merge commands added

scribblings/git.scrbl

@@ -35,6 +35,14 @@ Calls @racket[git], displays its result in a compact human-readable form, and re
 (dgit 'status)
 ]
 
+@section{Version}
+
+@defproc[(git-version) string?]{Returns the package version from @tt{info.rkt}. The command form is @racket[(git 'version)]. The version is not duplicated in @tt{main.rkt}; @tt{info.rkt} is the single source of truth.}
+
+@racketblock[
+(git 'version) ; => "0.2.11"
+]
+
 @section{Repository}
 
 @defproc[(git-repository? [path path-string? (current-directory)]) boolean?]{Returns whether @racket[path] is inside a Git repository.}
@@ -60,7 +68,12 @@ Calls @racket[git], displays its result in a compact human-readable form, and re
            [(git-diff [option (or/c '--cached)]) string?])]{Returns a unified patch as a string. With no arguments it compares the index with the worktree, like @tt{git diff}. With @racket['--cached] it compares HEAD with the index, like @tt{git diff --cached}.}
 
 
-@defproc[(git-add [path path-string?] ...) void?]{Stages the given paths. With no paths, stages the whole repository, including tracked removals.}
+@defproc[(git-add [path path-string?] ...) void?]{Stages the given paths. With no paths, stages the whole repository, including tracked removals. The command form @racket[(git 'add '-A)] stages all current status entries, including new, modified, and removed paths.}
+
+@racketblock[
+(git 'add '-A)
+(git 'commit "Update all changed files")
+]
 
 @section{Configuration and commits}
 
@@ -143,10 +156,12 @@ Remote HTTPS operations automatically use credentials from the @tt{racket-git} c
 The following command-like forms are supported directly:
 
 @racketblock[
+(git 'version)
 (git 'init)
 (git 'clone "https://example/repo.git")
 (git 'status)
 (git 'add "file.rkt")
+(git 'add '-A)
 (git 'config "user.name" "Name")
 (git 'commit "message")
 (git 'branch-current)