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Copy the proc_macro crate for the 1.56 ABI

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This commit is contained in:
Alex Good 2021-08-07 16:21:53 +01:00
parent a9f115b36f
commit b111357b54
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14 changed files with 4165 additions and 1 deletions
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10
crates/proc_macro_srv/src/abis/mod.rs
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@ -26,10 +26,12 @@
// pub(crate) so tests can use the TokenStream, more notes in test/utils.rs
pub(crate) mod abi_1_47;
mod abi_1_55;
mod abi_1_56;
use super::dylib::LoadProcMacroDylibError;
pub(crate) use abi_1_47::Abi as Abi_1_47;
pub(crate) use abi_1_55::Abi as Abi_1_55;
pub(crate) use abi_1_56::Abi as Abi_1_56;
use libloading::Library;
use proc_macro_api::{ProcMacroKind, RustCInfo};
@ -46,6 +48,7 @@ impl PanicMessage {
pub(crate) enum Abi {
Abi1_47(Abi_1_47),
Abi1_55(Abi_1_55),
Abi1_56(Abi_1_56),
}
impl Abi {
@ -70,9 +73,12 @@ impl Abi {
} else if info.version.1 < 54 {
let inner = unsafe { Abi_1_47::from_lib(lib, symbol_name) }?;
Ok(Abi::Abi1_47(inner))
} else {
} else if info.version.1 < 56 {
let inner = unsafe { Abi_1_55::from_lib(lib, symbol_name) }?;
Ok(Abi::Abi1_55(inner))
} else {
let inner = unsafe { Abi_1_56::from_lib(lib, symbol_name) }?;
Ok(Abi::Abi1_56(inner))
}
}
@ -85,6 +91,7 @@ impl Abi {
match self {
Self::Abi1_55(abi) => abi.expand(macro_name, macro_body, attributes),
Self::Abi1_47(abi) => abi.expand(macro_name, macro_body, attributes),
Self::Abi1_56(abi) => abi.expand(macro_name, macro_body, attributes),
}
}
@ -92,6 +99,7 @@ impl Abi {
match self {
Self::Abi1_47(abi) => abi.list_macros(),
Self::Abi1_55(abi) => abi.list_macros(),
Self::Abi1_56(abi) => abi.list_macros(),
}
}
}