Improve unix shell env sync error logging (#6531)

Signed-off-by: Sebastian Malton <sebastian@malton.name>

Signed-off-by: Sebastian Malton <sebastian@malton.name>

src/main/utils/shell-env/compute-unix-shell-environment.injectable.ts

@@ -111,25 +111,37 @@ const computeUnixShellEnvironmentInjectable = getInjectable({
         const stdout: Buffer[] = [];
         const stderr: Buffer[] = [];
 
-        shellProcess.stdout.on("data", b => stdout.push(b));
+        const getErrorContext = (other: object = {}) => {
-        shellProcess.stderr.on("data", b => stderr.push(b));
-
-        shellProcess.on("error", (err) => resolve({
-          callWasSuccessful: false,
-          error: `Failed to spawn ${shellPath}: ${err}`,
-        }));
-        shellProcess.on("close", (code, signal) => {
-          if (code || signal) {
           const context = {
-              code,
+            ...other,
-              signal,
             stdout: Buffer.concat(stdout).toString("utf-8"),
             stderr: Buffer.concat(stderr).toString("utf-8"),
           };
 
+          return JSON.stringify(context, null, 4);
+        };
+
+        shellProcess.stdout.on("data", b => stdout.push(b));
+        shellProcess.stderr.on("data", b => stderr.push(b));
+
+        shellProcess.on("error", (error) => {
+          if (opts.signal.aborted) {
+            resolve({
+              callWasSuccessful: false,
+              error: `timeout: ${getErrorContext()}`,
+            });
+          } else {
+            resolve({
+              callWasSuccessful: false,
+              error: `Failed to spawn ${shellPath}: ${getErrorContext({ error })}`,
+            });
+          }
+        });
+        shellProcess.on("close", (code, signal) => {
+          if (code || signal) {
             return resolve({
               callWasSuccessful: false,
-              error: `Shell did not exit sucessfully: ${JSON.stringify(context, null, 4)}`,
+              error: `Shell did not exit sucessfully: ${getErrorContext({ code, signal })}`,
             });
           }