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display help for commands that have Summary but not Usage

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A command doesn't have to specify Usage docs if it doesn't accept any
arguments. The default usage for a command will be printed as:

    Usage: rbenv ${command}
This commit is contained in:
Mislav Marohnić 2012-12-29 22:03:04 +01:00
parent 57df945738
commit 2b21e22e97
2 changed files with 6 additions and 3 deletions
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8
libexec/rbenv-help
View file

@ -97,8 +97,12 @@ print_help() {
eval "$(documentation_for "$command")" eval "$(documentation_for "$command")"
[ -n "$help" ] || help="$summary" [ -n "$help" ] || help="$summary"
if [ -n "$usage" ]; then if [ -n "$usage" -o -n "$summary" ]; then
echo "$usage" if [ -n "$usage" ]; then
echo "$usage"
else
echo "Usage: rbenv ${command}"
fi
if [ -n "$help" ]; then if [ -n "$help" ]; then
echo echo
echo "$help" echo "$help"

1
libexec/rbenv-rehash
View file

@ -1,6 +1,5 @@
#!/usr/bin/env bash #!/usr/bin/env bash
# Summary: Rehash rbenv shims (run this after installing binaries) # Summary: Rehash rbenv shims (run this after installing binaries)
# Usage: rbenv rehash
set -e set -e
[ -n "$RBENV_DEBUG" ] && set -x [ -n "$RBENV_DEBUG" ] && set -x