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#[macro_export]
macro_rules! rustc_link_arg_bin {
(to: $stream:expr, $bin:expr => $flags:expr $(,)?) => {
$crate::pair!(to: $stream, "rustc-link-arg-bin", "{}={}", $bin, $flags);
};
(to: $stream:expr, $($bin:expr=> $flags:expr),+ $(,)?) => { {
$($crate::rustc_link_arg_bin!(to: $stream, $bin => $flags);)+
} };
($bin:expr => $flags:expr $(,)?) => {
$crate::rustc_link_arg_bin!(to: std::io::stdout(), $bin => $flags);
};
($($bin:expr=> $flags:expr),+ $(,)?) => { {
$crate::rustc_link_arg_bin!(to: std::io::stdout(), $($bin=> $flags),+);
} };
}
#[cfg(test)]
mod tests {
#[test]
fn single() {
insta::assert_display_snapshot!(
crate::capture_output(|output| {
crate::rustc_link_arg_bin!(
to: output,
"BIN" => "FLAGS"
);
}),
@"cargo:rustc-link-arg-bin=BIN=FLAGS
"
);
}
#[test]
fn multiple() {
insta::assert_display_snapshot!(
crate::capture_output(|output| {
crate::rustc_link_arg_bin!(
to: output,
"BIN1" => "FLAGS1",
"BIN2" => "FLAGS2",
);
}),
@r###"
cargo:rustc-link-arg-bin=BIN1=FLAGS1
cargo:rustc-link-arg-bin=BIN2=FLAGS2
"###
);
}
}