util_deparse1 {dataquieR} | R Documentation |
Expression De-Parsing
Description
Turn unevaluated expressions into character strings.
Arguments
expr |
any R expression. |
collapse |
a string, passed to |
width.cutoff |
integer in [20, 500] determining the cutoff (in bytes) at which line-breaking is tried. |
... |
further arguments passed to |
Details
This is a simple utility function for R < 4.0.0 to ensure a string
result (character vector of length one),
typically used in name construction, as util_deparse1(substitute(.))
.
This avoids a dependency on backports
and on R >= 4.0.0.
Value
the deparsed expression
See Also
Other condition_functions:
util_condition_constructor_factory()
,
util_error()
,
util_find_external_functions_in_stacktrace()
,
util_find_first_externally_called_functions_in_stacktrace()
,
util_find_indicator_function_in_callers()
,
util_message()
,
util_suppress_warnings()
,
util_warning()