diff options
Diffstat (limited to 'third_party/rust/xml-rs/src/macros.rs')
-rw-r--r-- | third_party/rust/xml-rs/src/macros.rs | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/third_party/rust/xml-rs/src/macros.rs b/third_party/rust/xml-rs/src/macros.rs new file mode 100644 index 0000000000..1cce3d6a5e --- /dev/null +++ b/third_party/rust/xml-rs/src/macros.rs @@ -0,0 +1,30 @@ +#![macro_use] + +//! Contains several macros used in this crate. + +macro_rules! gen_setter { + ($target:ty, $field:ident : into $t:ty) => { + impl $target { + /// Sets the field to the provided value and returns updated config object. + pub fn $field<T: Into<$t>>(mut self, value: T) -> $target { + self.$field = value.into(); + self + } + } + }; + ($target:ty, $field:ident : val $t:ty) => { + impl $target { + /// Sets the field to the provided value and returns updated config object. + pub fn $field(mut self, value: $t) -> $target { + self.$field = value; + self + } + } + } +} + +macro_rules! gen_setters { + ($target:ty, $($field:ident : $k:tt $tpe:ty),+) => ($( + gen_setter! { $target, $field : $k $tpe } + )+) +} |