Merge pull request #224 from danielshahaf/completion-fix-error-code-v1

completion: Return the correct error code from __vcsh_*.

diff --combined _vcsh
index 6880f728eaf266b0573bd0da9acf556f48428658,77ff976b21a811518de47d41403f0a5fdfa86c62..1661e19d0e9a1bec051b0857ae8f4e908520b0be
--- 1/_vcsh
--- 2/_vcsh
+++ b/_vcsh
@@@ -24,7 -24,7 +24,7 @@@ function _vcsh-enter () 
  }
  
  function _vcsh-foreach () {
 -      _dispatch git git
 +      _dispatch vcsh-foreach git
  }
  
  function _vcsh-help () {
@@@ -95,9 -95,6 +95,9 @@@ function _vcsh () 
        local state vcshcommand
        local -a args subcommands
  
 +      local VCSH_REPO_D
 +        : ${VCSH_REPO_D:="${XDG_CONFIG_HOME:-"$HOME/.config"}/vcsh/repo.d"}
 +
        subcommands=(
                "clone:clone an existing repository"
                "commit:commit in all repositories"
@@@ -138,11 -135,10 +138,11 @@@
                        if ! (( ${+functions[_vcsh-$vcshcommand]} )); then
                                # There is no handler function, so this is probably the name
                                # of a repository. Act accordingly.
 -                              _dispatch git git
 +                              # FIXME: this may want to use '_dispatch vcsh git'
 +                              GIT_DIR=$VCSH_REPO_D/$words[1].git _dispatch git git
                        else
                                curcontext="${curcontext%:*:*}:vcsh-${vcshcommand}:"
-                               _call_function ret _vcsh-${vcshcommand}
+                               _call_function ret _vcsh-${vcshcommand} && (( ret ))
                        fi
                fi
        fi