iso_debug_mode: Debugging functions
In isoreader: Read Stable Isotope Data Files

For troubleshooting. Not exported.

iso_turn_debug_on(data = NULL, catch_errors = TRUE, cache = FALSE)

iso_turn_debug_off(data = NULL)

set_read_file_event_expr(event_expr = NULL)

set_finish_file_event_expr(event_expr = NULL)

`data`	a data frame - returned invisibly as is if provided (e.g. in the middle of a pipeline)
`catch_errors`	whether to still catch errors in debug mode or whether to throw them
`cache`	whether to cache or read anything from cache
`event_expr`	an expression to evaluate in the context of reading individual iso files (evaluated in the local environment at the beginning of a file read)