cli.rs: Add function to fetch editor options

etc/cli.yml

@@ -29,6 +29,12 @@ args:
         required: false
         takes_value: true
 
+    - editor_opts:
+        long: editor-opts
+        help: Set editor options
+        required: false
+        takes_value: true
+
     - storename:
         short: s
         long: storename

src/cli.rs

@@ -51,6 +51,13 @@ impl<'a> CliConfig<'a> {
     pub fn editor(&self) -> Option<String> {
         self.cli_matches.value_of("editor").and_then(|s| Some(String::from(s)))
     }
+
+    pub fn editor_opts(&self) -> String {
+        self.cli_matches
+            .value_of("editor_opts")
+            .map(|s| String::from(s))
+            .unwrap_or(String::from(""))
+    }
 }
 
 impl<'a> Debug for CliConfig<'a> {