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funcs get abi type definitions

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This commit is contained in:
Pat Hickey
2020-01-20 14:55:06 -08:00
parent 9291495e57
commit b8feffe6e1
4 changed files with 65 additions and 11 deletions
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16
crates/generate/src/names.rs
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@@ -1,7 +1,7 @@
use heck::{CamelCase, SnakeCase};
use proc_macro2::{Ident, TokenStream};
use quote::{format_ident, quote};
use witx::{BuiltinType, Id, TypeRef};
use witx::{AtomType, BuiltinType, Id, TypeRef};
#[derive(Debug, Clone)]
pub struct Names {
@@ -32,6 +32,15 @@ impl Names {
BuiltinType::USize => quote!(usize),
}
}
pub fn atom_type(&self, atom: AtomType) -> TokenStream {
match atom {
AtomType::I32 => quote!(i32),
AtomType::I64 => quote!(i64),
AtomType::F32 => quote!(f32),
AtomType::F64 => quote!(f64),
}
}
pub fn type_ref(&self, tref: &TypeRef) -> TokenStream {
match tref {
TypeRef::Name(nt) => {
@@ -65,4 +74,9 @@ impl Names {
pub fn func_param(&self, id: &Id) -> Ident {
format_ident!("{}", id.as_str().to_snake_case())
}
/// For when you need a {name}_len parameter for passing an array:
pub fn func_len_param(&self, id: &Id) -> Ident {
format_ident!("{}_len", id.as_str().to_snake_case())
}
}