David Aguilar <dav...@gmail.com> writes:
> This code path is only activated when the user does not have a valid
> configured tool. Add a message to guide new users towards configuring a
> default tool.
>
> Signed-off-by: David Aguilar <dav...@gmail.com>
> ---
> git-mergetool--lib.sh | 9 ++++++++-
> 1 file changed, 8 insertions(+), 1 deletion(-)
>
> diff --git a/git-mergetool--lib.sh b/git-mergetool--lib.sh
> index 9a5aae9..cf52423 100644
> --- a/git-mergetool--lib.sh
> +++ b/git-mergetool--lib.sh
> @@ -240,7 +240,14 @@ show_tool_help () {
>
> guess_merge_tool () {
> list_merge_tool_candidates
> - echo >&2 "merge tool candidates: $tools"
> + msg="\
> +
> +This message is displayed because '$TOOL_MODE.tool' is not configured.
> +See 'git ${TOOL_MODE}tool --tool-help' or 'git help config' for more details.
> +'git ${TOOL_MODE}tool' will now attempt to use one of the following tools:
> +$tools
> +"
> + printf "$msg" >&2
This is not wrong per-se, but wouldn't it be much easier to read to
use an indented HERE-text like this?
cat >&2 <<-EOF
... a long message with $var substitution ...
... comes here ...
EOF
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