Tighten names in Language trait

schala-lang/language/src/schala.rs

@@ -251,8 +251,13 @@ fn stage_names() -> Vec<&'static str> {
 
 
 impl ProgrammingLanguageInterface for Schala {
-  fn get_language_name(&self) -> String { format!("Schala") }
+  fn language_name(&self) -> String {
-  fn get_source_file_suffix(&self) -> String { format!("schala") }
+    "Schala".to_owned()
+  }
+
+  fn source_file_suffix(&self) -> String {
+    "schala".to_owned()
+  }
 
   fn run_computation(&mut self, request: ComputationRequest) -> ComputationResponse {
     struct PassToken<'a> {

schala-repl/src/language.rs

@@ -2,8 +2,8 @@ use std::collections::HashSet;
 use std::time;
 
 pub trait ProgrammingLanguageInterface {
-    fn get_language_name(&self) -> String;
+    fn language_name(&self) -> String;
-    fn get_source_file_suffix(&self) -> String;
+    fn source_file_suffix(&self) -> String;
 
     fn run_computation(&mut self, _request: ComputationRequest) -> ComputationResponse {
         ComputationResponse {

schala-repl/src/lib.rs

@@ -44,7 +44,7 @@ pub fn run_noninteractive(filenames: Vec<PathBuf>, languages: Vec<Box<dyn Progra
     let mut language = Box::new(
         languages
             .into_iter()
-            .find(|lang| lang.get_source_file_suffix() == ext)
+            .find(|lang| lang.source_file_suffix() == ext)
             .unwrap_or_else(|| {
                 println!("Extension .{} not recognized", ext);
                 exit(1);

schala-repl/src/repl/help.rs

@@ -75,7 +75,7 @@ fn global_help(repl: &mut Repl) -> InterpreterDirectiveOutput {
     writeln!(
         buf,
         "Language-specific help for {}",
-        lang.get_language_name()
+        lang.language_name()
     )
     .unwrap();
     writeln!(buf, "-----------------------").unwrap();