src/tools/rustfmt/tests/target/issue-4577.rs


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fn main() {
    let s: String = "ABAABBAA"
        .chars()
        .filter(|c| if *c == 'A' { true } else { false })
        .map(|c| -> char {
            if c == 'A' {
                '0'
            } else {
                '1'
            }
        })
        .collect();

    println!("{}", s);
}