Function with_writer

atomic-core/src/output/repo/writer.rs:484–494

Helper to create a writer and run a test function, then return the buffer contents

(f: F)

    /// Helper to create a writer and run a test function, then return the buffer contents
    fn with_writer<F>(f: F) -> Vec<u8>
    where
        F: FnOnce(&mut ConflictWriter<&mut Vec<u8>>),
    {
        let mut buffer = Vec::new();
        {
            let mut writer = ConflictWriter::new(&mut buffer, "test.rs", test_position());
            f(&mut writer);
        }
        buffer
    }

    // ------------------------------------------------------------------------
    // Constructor Tests