feat: make keybindings configurable

src/ruby.rs

@@ -16,7 +16,7 @@ const INVOKE_TIMEOUT: Duration = Duration::from_millis(500);
 #[derive(Debug, Default)]
 pub struct Config {
     pub plugins: Vec<PathBuf>,
-    pub bindings: Vec<(char, String)>,
+    pub bindings: Vec<Binding>,
 }
 
 /// Relative plugin paths are resolved against the configuration file's directory.
@@ -37,16 +37,7 @@ pub fn load_config(path: &Path) -> Result<Config, String> {
                 }
                 config.plugins.push(directory.join(plugin));
             }
-            for binding in bindings {
-                let mut chars = binding.key.chars();
-                let key = chars
-                    .next()
-                    .ok_or("Ruby binding key must be one character")?;
-                if chars.next().is_some() || binding.command.is_empty() {
-                    return Err("Ruby binding requires one character and a nonempty command".into());
-                }
-                config.bindings.push((key, binding.command));
-            }
+            config.bindings = bindings;
             Ok(config)
         }
         Response::Error {
@@ -224,11 +215,12 @@ impl Response {
     }
 }
 
-#[derive(Deserialize)]
+#[derive(Debug, Deserialize)]
 #[serde(deny_unknown_fields)]
-struct Binding {
-    key: String,
-    command: String,
+pub struct Binding {
+    pub mode: String,
+    pub key: String,
+    pub command: Option<String>,
 }
 
 #[derive(Deserialize)]
@@ -546,7 +538,6 @@ end
         );
         let loaded = load_config(&config).unwrap();
         assert_eq!(loaded.plugins, [fixture.0.join("plugins/greeting.rb")]);
-        assert_eq!(loaded.bindings, [('g', "greet".into())]);
         let invalid = fixture.file("invalid.rb", "Vamp.configure { |config| config.plugin 7 }");
         assert!(
             load_config(&invalid)