{"ast_node_type":"other","tokens":[{"end":87,"kind":"keyword","start":0,"text":"check_raw_str(r##\"#~\"abc\"#\"##,"}]}
    check_raw_str(r##"#~"abc"#"##, Err(RawStrError::InvalidStarter { bad_char: '~' }));
fn test_invalid_start() {
}