4.4.4.8 System Commands
— REPL Command:
gc
Garbage collection.
— REPL Command:
statistics
Display statistics.
— REPL Command:
option [
key value]
List/show/set options.
— REPL Command:
quit
Quit this session.
Current REPL options include:
compile-options- The options used when compiling expressions entered at the REPL.
See Compilation, for more on compilation options.
interp- Whether to interpret or compile expressions given at the REPL, if such a
choice is available. Off by default (indicating compilation).
prompt- A customized REPL prompt.
#f by default, indicating the default
prompt.
value-history- Whether value history is on or not. See Value History.
on-error- What to do when an error happens. By default,
debug, meaning to
enter the debugger. Other values include backtrace, to show a
backtrace without entering the debugger, or report, to simply
show a short error printout.
Default values for REPL options may be set using
repl-default-option-set! from (system repl common):
— Scheme Procedure:
repl-set-default-option! key value
Set the default value of a REPL option. This function is particularly
useful in a user's init file. See Init File.