catch
Less than 1 minute
catch
Handles the exception code raised by
try
ortrypipe
Description
catch
is designed to be used in conjunction with try
and trypipe
as it handles the exceptions raised by the aforementioned.
Usage
[ try | trypipe ] { code-block } -> <stdout>
catch { code-block } -> <stdout>
!catch { code-block } -> <stdout>
Examples
try {
out "Hello, World!" -> grep: "non-existent string"
out "This command will be ignored"
}
catch {
out "An error was caught"
}
!catch {
out "No errors were raised"
}
Detail
catch
can be used with a bang prefix to check for a lack of errors.
catch
forwards on the stdin and exit number of the calling function.
Synonyms
catch
!catch
See Also
- Schedulers: Overview of the different schedulers (or 'run modes') in Murex
if
: Conditional statement to execute different blocks of code depending on the result of the conditionrunmode
: Alter the scheduler's behaviour at higher scoping levelswitch
: Blocks of cascading conditionalstry
: Handles non-zero exits inside a block of codetryerr
: Handles errors inside a block of codetrypipe
: Checks for non-zero exits of each function in a pipelinetrypipeerr
: Checks state of each function in a pipeline and exits block on errorunsafe
: Execute a block of code, always returning a zero exit number
This document was generated from builtins/core/structs/try_doc.yaml.