improved error messages

Author: Heliozoa

tmc-langs-cli/src/main.rs

@@ -713,7 +713,7 @@ fn write_result_to_file_as_json<T: Serialize>(result: &T, output_path: &Path) ->
         )
     })?;
 
-    serde_json::to_writer_pretty(output_file, result).with_context(|| {
+    serde_json::to_writer(output_file, result).with_context(|| {
         format!(
             "Failed to write result as JSON to {}",
             output_path.display()
@@ -781,7 +781,7 @@ fn run_checkstyle(exercise_path: &Path, output_path: &Path, locale: Language) ->
                 output_path.display()
             )
         })?;
-        serde_json::to_writer_pretty(output_file, &check_result).with_context(|| {
+        serde_json::to_writer(output_file, &check_result).with_context(|| {
             format!(
                 "Failed to write code style check results as JSON to {}",
                 output_path.display()

tmc-langs-framework/src/error.rs

@@ -6,15 +6,15 @@ use thiserror::Error;
 #[derive(Error, Debug)]
 pub enum Error {
     // IO
-    #[error("Failed to open file at {0}: {1}")]
+    #[error("Failed to open file at {0}")]
     OpenFile(PathBuf, #[source] std::io::Error),
-    #[error("Failed to create file at {0}: {1}")]
+    #[error("Failed to create file at {0}")]
     CreateFile(PathBuf, #[source] std::io::Error),
-    #[error("Failed to create dir at {0}: {1}")]
+    #[error("Failed to create dir(s) at {0}")]
     CreateDir(PathBuf, #[source] std::io::Error),
-    #[error("Failed to rename {0} to {1}: {2}")]
+    #[error("Failed to rename {0} to {1}")]
     Rename(PathBuf, PathBuf, #[source] std::io::Error),
-    #[error("Failed to write to {0}: {1}")]
+    #[error("Failed to write to {0}")]
     Write(PathBuf, #[source] std::io::Error),
 
     #[error("Path {0} contained invalid UTF8")]
@@ -24,7 +24,7 @@ pub enum Error {
     PluginNotFound(PathBuf),
     #[error("No project directory found in archive during unzip")]
     NoProjectDirInZip,
-    #[error("Running command '{0}' failed: {1}")]
+    #[error("Running command '{0}' failed")]
     CommandFailed(&'static str, #[source] std::io::Error),
 
     #[error("Failed to spawn command: {0}")]