macro_rules! assert_program_args_stderr_le_as_result { ($a_program:expr, $a_args:expr, $b_program:expr, $b_args:expr $(,)?) => { ... }; }
Expand description
Assert a command (built with program and args) stderr string is less than or equal to another.
-
If true, return Result
Ok(())
. -
Otherwise, return Result
Err
with a diagnostic message.
This macro provides the same statements as [assert_
],
except this macro returns a Result, rather than doing a panic.
This macro is useful for runtime checks, such as checking parameters, or santizing inputs, or handling different results in different ways.