added logging to builder trait and implemented for compiler and

assembler crates.

dsx_server/src/common/builder/mod.rs

@@ -31,14 +31,6 @@ pub fn build_project(cwd: &Path) -> Result<(), BuildError> {
         )));
     }
 
-    // check is redundant as we're already checking for main files.
-    // if !has_dsc && !has_dsa {
-    //     return Err(io::Error::new(
-    //         io::ErrorKind::NotFound,
-    //         "No .dsc or .dsa source found in src directory.",
-    //     ));
-    // }
-
     // detect src.
     let (has_dsa, has_dsc) = detect_source_language(&src_dir);