Module conditions 

R condition system builtins — stop, warning, message, signalCondition, condition constructors, condition accessors, and restart invocation.

Statics

__BUILTIN_REG_BUILTIN_CONDITION_CALL 🔒

__BUILTIN_REG_BUILTIN_CONDITION_MESSAGE 🔒

__BUILTIN_REG_BUILTIN_INVOKE_RESTART 🔒

__BUILTIN_REG_BUILTIN_SIMPLE_CONDITION 🔒

__BUILTIN_REG_BUILTIN_SIMPLE_ERROR 🔒

__BUILTIN_REG_BUILTIN_SIMPLE_MESSAGE 🔒

__BUILTIN_REG_BUILTIN_SIMPLE_WARNING 🔒

__BUILTIN_REG_BUILTIN_STOP 🔒

__INTERP_REG_INTERP_MESSAGE 🔒

__INTERP_REG_INTERP_SIGNAL_CONDITION 🔒

__INTERP_REG_INTERP_WARNING 🔒

Functions

builtin_condition_call 🔒

Extract the call from a condition object.

builtin_condition_message 🔒

Extract the message from a condition object.

builtin_invoke_restart 🔒

Invoke a restart by name, transferring control to the corresponding handler.

builtin_simple_condition 🔒

Construct a simple condition object.

builtin_simple_error 🔒

Construct a simple error condition object.

builtin_simple_message 🔒

Construct a simple message condition object.

builtin_simple_warning 🔒

Construct a simple warning condition object.

builtin_stop 🔒

Signal an error condition and stop execution.

condition_message_str 🔒

Extract the message string from a condition object (list with “message” element).

interp_message 🔒

Print a diagnostic message to stderr.

interp_signal_condition 🔒

Signal a condition object to calling handlers without unwinding.

interp_warning 🔒

Signal a warning condition.

named_bool 🔒

Check whether a named argument is a truthy boolean (default default).