debugging -- an overview

debugging -- an overview

Here are some debugging tools.

assert -- assert something is true

backtrace -- trace back through evaluations after an error

benchmark -- accurate timing of execution

browse -- browse the contents of an object

code -- display source code

edit -- edit source code

error -- deliver error message

errorDepth -- set the error printing depth

examine -- examine internal information about functions or symbols

flag -- flag a symbol

frame -- the frame of a function

listUserSymbols -- display the user's symbols

locate -- locate source code

methods -- list methods

on -- trace a function each time it's run

peek -- examine contents of an object

peek2 -- examine contents of an object

profile -- profile a function

shield -- shield evaluation from interrupts

showStructure -- show relationship between types

showUserStructure -- show relationship between types defined by user

try -- catch an error

userSymbols -- a list of the user's symbols

These functions are for debugging the kernel interpreter itself, and are not intended for users.

buckets -- list the buckets in a hash table

seeParsing -- print syntax table