Show help message on missing arguments (#647)

zsh-users · Jan 15, 2018 · d1dd78b · d1dd78b
1 parent a6e4507
commit d1dd78b
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Showing 3 changed files with 16 additions and 3 deletions.
diff --git a/bin/antigen.zsh b/bin/antigen.zsh
@@ -68,7 +68,7 @@ compdef () { __deferred_compdefs=($__deferred_compdefs "$*") }
 antigen () {
   local cmd="$1"
   if [[ -z "$cmd" ]]; then
-    echo 'Antigen: Please give a command to run.' >&2
+    antigen-help >&2
     return 1
   fi
   shift
@@ -1402,7 +1402,7 @@ antigen-use () {
 antigen-version () {
   local extensions
 
-  printf "Antigen %s (%s)\nRevision date: %s\n" "develop" "f3b7bc4" "2018-01-14 13:05:10 -0300"
+  printf "Antigen %s (%s)\nRevision date: %s\n" "develop" "9312823" "2018-01-15 14:20:20 -0300"
 
   # Show extension information if any is available
   if (( $+functions[antigen-ext] )); then

diff --git a/src/antigen.zsh b/src/antigen.zsh
@@ -20,7 +20,7 @@ compdef () { __deferred_compdefs=($__deferred_compdefs "$*") }
 antigen () {
   local cmd="$1"
   if [[ -z "$cmd" ]]; then
-    echo 'Antigen: Please give a command to run.' >&2
+    antigen-help >&2
     return 1
   fi
   shift

diff --git a/tests/antigen-wrapper.t b/tests/antigen-wrapper.t
@@ -19,3 +19,16 @@ Call with an alias
   $ alias a=antigen
   $ a dummy
   me dummy
+
+Call without arguments should exit with error.
+
+  $ antigen 2>/dev/null
+  [1]
+
+Call without arguments should display help message.
+
+  $ antigen 2>&1 | head -n 4
+  Antigen .* (re)
+  Revision .* (re)
+
+  Antigen is a .* (re)