dot-check_x_no_more_than_y: Check that one value is not greater than another

In stbl: Stabilize Function Arguments

Check that one value is not greater than another

Description

Check that one value is not greater than another

Usage

.check_x_no_more_than_y(
  x,
  y,
  x_arg = caller_arg(x),
  y_arg = caller_arg(y),
  call = caller_env()
)

Arguments

x	The object to check.
y	The value to compare against.
x_arg	⁠(length-1 character)⁠ An argument name for x. The automatic value will work in most cases, or pass it through from higher-level functions to make error messages clearer in unexported functions.
y_arg	⁠(length-1 character)⁠ The name of the y argument.
call	(environment) The execution environment to mention as the source of error messages.

Value

NULL, invisibly, if x is not greater than y.

stbl documentation built on Nov. 5, 2025, 6:02 p.m.