Fixed "bash-it help aliases" cases, more to come...

lib/helpers.bash

@@ -454,12 +454,19 @@ _help-aliases()
         cat "${BASH_IT}/aliases/$alias_path" | metafor alias | sed "s/$/'/"
     else
         typeset f
+        shopt -s nullglob
+
         for f in "${BASH_IT}/aliases/enabled/"*
         do
             _help-list-aliases $f
         done
+
+        shopt -u nullglob
+
+        if [ -e "${BASH_IT}/aliases/custom.aliases.bash" ]; then
           _help-list-aliases "${BASH_IT}/aliases/custom.aliases.bash"
         fi
+    fi
 }
 
 _help-list-aliases ()

test/lib/helpers.bats

@@ -30,6 +30,17 @@ function local_setup {
 # TODO Create global __get_base_name function
 # TODO Create global __get_enabled_name function
 
+@test "helpers: bash-it help aliases ag" {
+  run bash-it help alias "ag"
+  assert_line "0" "ag='ag --smart-case --pager=\"less -MIRFX'"
+}
+
+@test "helpers: bash-it help aliases without any aliases enabled" {
+  run bash-it help alias
+  echo "${lines[@]}"
+  assert_line "0" ""
+}
+
 @test "helpers: enable the todo.txt-cli aliases through the bash-it function" {
   run bash-it enable alias "todo.txt-cli"
   assert_line "0" 'todo.txt-cli enabled with priority 150.'