Macro assert_fs_read_to_string_contains_as_result 

macro_rules! assert_fs_read_to_string_contains_as_result {
    ($path:expr, $containee:expr $(,)?) => { ... };
}

Assert a ::std::fs::read_to_string(path) contains a pattern.

Pseudocode:
std::fs::read_to_string(path) contains expr

• If true, return Result Ok(path_into_string).

• Otherwise, return Result Err(message).

This macro is useful for runtime checks, such as checking parameters, or sanitizing inputs, or handling different results in different ways.

Module macros

• assert_fs_read_to_string_contains
• assert_fs_read_to_string_contains_as_result
• debug_assert_fs_read_to_string_contains