small refactor for simplification

[cedit] / cedit

diff --git a/cedit b/cedit
index 68efcae69398a0cb73e60134eaa9972c2579db0d..0a6b4c938a74e9d79fa212d9bc21e852b1f46c0a 100755 (executable)
--- a/cedit
+++ b/cedit
@@ -13,17 +13,26 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-cedit() { # [-v] [section_name] FILE
+cedit() {
+    local help="Usage: [-h|--help ] [-v] [SECTION_NAME] FILE
+Create/modify a section in a config file
 
+The section is #comment delimited. Reads STDIN for the contents of the
+section. Without SECTION_NAME, it acts on a global unnamed
+section. cedit is short for config edit.
+
+-v         Verbose
+-h|--help  Help"
     local s diff name init
     local file_dir="$(dirname "$file")"
     local exists=true
     local verbose=false
 
-    if [[ $1 == -v ]]; then
-        verbose=true
-        shift
-    fi
+    case $1 in
+        -v) verbose=true; shift ;;
+        -h|--help) echo "$help"; return ;;
+    esac
+
     if (( $# == 2 )); then
         name=": $1"
         shift