update documentation and test with previous exception

Signed-off-by: jorgee <jorge.ejarque@seqera.io>

docs/reference/process.md

@@ -26,11 +26,11 @@ The following task properties are defined in the process body:
 : *Available only in `exec:` blocks*
 : The current task name.
 
-`task.previousError`
+`task.previousException`
 : :::{versionadded} 24.10.0
   :::
-: The error message of the task execution.
-: Since the error message is only available after the task has been executed, it can only be used when `task.attempt` is bigger than 1.
+: The task execution of previous execution.
+: Since the exception is only available after the task has been executed, it can only be used when `task.attempt` is bigger than 1.
 
 `task.previousTrace`
 : :::{versionadded} 24.10.0

tests/checks/trace-access.nf/.checks

@@ -6,6 +6,6 @@ $NXF_RUN | tee stdout
 [[ `grep 'INFO' .nextflow.log | grep -c 'Submitted process > foo'` == 1 ]] || false
 [[ `grep 'INFO' .nextflow.log | grep -c 'Re-submitted process > foo'` == 3 ]] || false
 
-[[ `grep -c 'mem: 8 GB (previous: 4294967296) (error: Process .* terminated with an error exit status (137))' stdout` == 1 ]] || false
+[[ `grep -c 'mem: 8 GB (previous: 4294967296) (error: nextflow.exception.ProcessFailedException: Process .* terminated with an error exit status (137))' stdout` == 1 ]] || false
 
 

tests/trace-access.nf

@@ -13,7 +13,7 @@ process foo {
   """
   } else {
   """
-  echo 'mem: $task.memory (previous: $task.previousTrace.memory) (error: $task.previousError)'
+  echo 'mem: $task.memory (previous: $task.previousTrace.memory) (error: $task.previousException)'
   exit 0
   """
   }