Improve error messages

src/framework/Testee.ts

@@ -234,9 +234,9 @@ export class Testee { // TODO unified with testbed interface
                                 await testee.initialize(description.program, description.args ?? []).catch((o) => {
                                     return Promise.reject(o)
                                 });
-                            }), 1).catch((e: Error) => {
+                            }), 1).catch((e: string) => {
                             const result = new StepOutcome(step);
-                            testee.states.set(description.title, result.update((e.message.includes('timeout')) ? Outcome.timedout : Outcome.error, e.message));
+                            testee.states.set(description.title, result.update((e.includes('timeout')) ? Outcome.timedout : Outcome.error, e));
                         });
                     }
 

src/manage/Compiler.ts

@@ -109,7 +109,7 @@ export class WatCompiler extends Compiler {
             compile.on('close', (code) => {
                 if (code !== 0) {
                     this.emit(CompilationEvents.failed, err);
-                    reject(`Compilation to wasm failed: wat2wasm exited with code ${code}: ${err}`);
+                    reject(`Compilation to wasm failed: wat2wasm exited with code ${code}: ${err.substring(0, 320).trim()}`);
                     return;
                 }
                 this.compiled.set(program, {file: file, out: out, err: err});
@@ -224,7 +224,7 @@ export class AsScriptCompiler extends Compiler {
 
             compile.on('close', (code) => {
                 if (code !== 0) {
-                    reject(`Compilation to wasm failed: ${err}`);
+                    reject(`Compilation to wasm failed: ${err.substring(0, 320).trim()}`);
                     return;
                 }
                 this.compiled.set(program, {file: file, out: out, err: err});

src/manage/Uploader.ts

@@ -166,7 +166,7 @@ export class EmulatorUploader extends Uploader {
 
                 reader.on('close', () => {
                     that.emit(UploaderEvents.failed);
-                    reject(`Could not connect. Error:  ${error}`);
+                    reject(`Testbed closed unexpectedly.`);
                 });
             } else {
                 that.emit(UploaderEvents.failed);

src/reporter/Results.ts

@@ -48,6 +48,7 @@ abstract class AbstractAggregateResult implements AggregateResult {
     aggregate(outcomes: Result[]) {
         this.subOutcomes = outcomes;
         this.outcome = this.check();
+        if (this.clarification.length === 0) this.clarification = this.subOutcomes.flatMap(outcome => outcome.clarification).join('; ')
     }
 
     outcomes(): Result[] {