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macro_rules! sep_for {
($var:ident in $iter:expr; sep $sep:block; $($rem:tt)* ) => {{
let mut first = true;
for $var in $iter {
if first { first = false; }
else {
$sep
}
$( $rem )*
}
}}
}
macro_rules! deref0 {
(+mut $name:ident => $tp:ty) => (
deref0!{-mut $name => $tp }
impl ::std::ops::DerefMut for $name {
fn deref_mut( &mut self ) -> &mut Self::Target {
&mut self.0
}
}
);
(-mut $name:ident => $tp:ty) => (
impl ::std::ops::Deref for $name {
type Target = $tp;
fn deref( &self ) -> &Self::Target {
&self.0
}
}
);
}
#[cfg(test)]
macro_rules! assert_ok {
($val:expr) => ({
match $val {
Ok( res ) => res,
Err( err ) => panic!( "expected Ok(..) got Err({:?})", err)
}
});
($val:expr, $ctx:expr) => ({
match $val {
Ok( res ) => res,
Err( err ) => panic!( "expected Ok(..) got Err({:?}) [ctx: {:?}]", err, $ctx)
}
});
}
#[cfg(test)]
macro_rules! assert_err {
($val:expr) => ({
match $val {
Ok( val ) => panic!( "expected Err(..) got Ok({:?})", val),
Err( err ) => err,
}
});
($val:expr, $ctx:expr) => ({
match $val {
Ok( val ) => panic!( "expected Err(..) got Ok({:?}) [ctx: {:?}]", val, $ctx),
Err( err ) => err,
}
});
}
#[cfg(test)]
macro_rules! test {
($name:ident $code:block) => (
#[test]
fn $name() {
fn inner() -> Result<(), ::failure::Error> {
$code;
#[allow(unreachable_code)]
Ok(())
}
inner().unwrap();
}
);
}
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