+
Point of view
All features
expanded class EXCEPTIONS
Summary
Facilities for adapting the exception handling mechanism.
Direct parents
Insert list: ANY
Known children
Insert list: COMPLEX_GENERAL
Overview
Features
Various exceptions codes:
{ANY}
{ANY}
Status report:
{ANY}
Basic operations:
{ANY}
  • die (code: INTEGER_32)
    Terminate execution with exit status code, without triggering an exception.
  • raise (name: STRING)
    Raise a developer exception of name name.
  • throw (a_exception: EXCEPTION)
Non-Standard Extensions:
{ANY}
{}
Check_instruction: INTEGER_32
is 1
constant attribute
{ANY}
Exception code for violated check.
Class_invariant: INTEGER_32
is 2
constant attribute
{ANY}
Exception code for violated class invariant.
Developer_exception: INTEGER_32
is 3
constant attribute
{ANY}
Exception code for developer exception.
Incorrect_inspect_value: INTEGER_32
is 4
constant attribute
{ANY}
Exception code for inspect statement.
Loop_invariant: INTEGER_32
is 5
constant attribute
{ANY}
Exception code for violated loop invariant
Loop_variant: INTEGER_32
is 6
constant attribute
{ANY}
Exception code for non-decreased loop variant
No_more_memory: INTEGER_32
is 7
constant attribute
{ANY}
Exception code for failed memory allocation
Postcondition: INTEGER_32
is 8
constant attribute
{ANY}
Exception code for violated postcondition.
Precondition: INTEGER_32
is 9
constant attribute
{ANY}
Exception code for violated precondition.
Routine_failure: INTEGER_32
is 10
constant attribute
{ANY}
Exception code for failed routine.
Os_signal: INTEGER_32
is 11
constant attribute
{ANY}
Exception code for a signal received from the OS.
Void_attached_to_expanded: INTEGER_32
is 12
constant attribute
{ANY}
Exception code for attachment of Void value to expanded entity.
Void_call_target: INTEGER_32
is 13
constant attribute
{ANY}
Exception code for feature applied to Void reference
System_level_type_error: INTEGER_32
is 14
constant attribute
{ANY}
Exception code for the system-level type error (this kind of error mostly arise with covariant redefinition).
exception_name: STRING
effective function
{ANY}
name_of_exception (a_exception: INTEGER_32): STRING
effective function
{ANY}
developer_exception: EXCEPTION
effective function
{ANY}
The last developer-thrown exception.
developer_exception_name: STRING
effective function
{ANY}
Name of last developer-raised exception.
is_developer_exception: BOOLEAN
effective function
{ANY}
Is the last exception originally due to a developer exception?
is_developer_named_exception: BOOLEAN
effective function
{ANY}
Is the last exception originally due to a developer exception?
is_developer_exception_of_name (name: STRING): BOOLEAN
effective function
{ANY}
Is the last exception originally due to a developer exception of name name?
assertion_violation: BOOLEAN
effective function
{ANY}
Is last exception originally due to a violated assertion or non-decreasing variant?
exception: INTEGER_32
{ANY}
Code of last exception that occurred.
is_signal: BOOLEAN
effective function
{ANY}
Is last exception originally due to an external event (operating system signal) ?
die (code: INTEGER_32)
effective procedure
{ANY}
Terminate execution with exit status code, without triggering an exception.
raise (name: STRING)
effective procedure
{ANY}
Raise a developer exception of name name.
throw (a_exception: EXCEPTION)
effective procedure
{ANY}
signal_number: INTEGER_32
{ANY}
Signal Number received from OS.
named_exception: NAMED_EXCEPTION
once function
{}
developer_exception_memory: REFERENCE[EXCEPTION]
once function
{}
raise_exception (code: INTEGER_32)
{}