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13a2bd7461
* Changed `return_ref` syntax to `returns(as_ref)` and `returns(cloned)` * Implement * renamed module for return_mode * Rename macro, fix docs, add tests, validate return modes * Cargo fmt --------- Co-authored-by: Micha Reiser <micha@reiser.io>
32 lines
726 B
Rust
32 lines
726 B
Rust
/// Generate either `field_ref_expr` or `field_ty::default`
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///
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/// Used when generating an input's builder.
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#[macro_export]
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macro_rules! maybe_default {
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(
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($return_mode:ident, $maybe_backdate:ident, default),
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$field_ty:ty,
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$field_ref_expr:expr,
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) => {
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<$field_ty>::default()
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};
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(
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($return_mode:ident, $maybe_backdate:ident, required),
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$field_ty:ty,
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$field_ref_expr:expr,
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) => {
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$field_ref_expr
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};
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}
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#[macro_export]
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macro_rules! maybe_default_tt {
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(($return_mode:ident, $maybe_backdate:ident, default) => $($t:tt)*) => {
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$($t)*
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};
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(($return_mode:ident, $maybe_backdate:ident, required) => $($t:tt)*) => {
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};
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}
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