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authorNadrieril2019-03-06 20:25:55 +0100
committerNadrieril2019-03-06 20:25:55 +0100
commitf2d6415e72beaccfa2c4cb1f7a17f9eecc19d8a5 (patch)
tree651f8e2dc8c97ca580f39971744b6efe65bff39d /dhall_generator/src
parent479b2cfcd650c4f1ad6c1044528d31874aca890b (diff)
rustfmt
Diffstat (limited to 'dhall_generator/src')
-rw-r--r--dhall_generator/src/lib.rs43
1 files changed, 23 insertions, 20 deletions
diff --git a/dhall_generator/src/lib.rs b/dhall_generator/src/lib.rs
index d0d8d98..066db2e 100644
--- a/dhall_generator/src/lib.rs
+++ b/dhall_generator/src/lib.rs
@@ -1,8 +1,8 @@
extern crate proc_macro;
-use proc_macro2::TokenStream;
+use dhall_core::*;
use proc_macro2::Literal;
+use proc_macro2::TokenStream;
use quote::quote;
-use dhall_core::*;
#[proc_macro]
pub fn dhall(input: proc_macro::TokenStream) -> proc_macro::TokenStream {
@@ -19,41 +19,43 @@ fn dhall_to_tokenstream(expr: &Expr<X, X>) -> TokenStream {
match expr {
Var(V(s, _)) => {
let v: TokenStream = s.parse().unwrap();
- quote!{ {
+ quote! { {
let x: Expr<_, _> = (*#v).clone();
x
} }
- },
+ }
Lam(x, ref t, ref b) => {
let x = Literal::string(x);
let t = dhall_to_tokenstream_bx(t);
let b = dhall_to_tokenstream_bx(b);
- quote!{ Lam(#x, #t, #b) }
+ quote! { Lam(#x, #t, #b) }
}
App(ref f, ref a) => {
let f = dhall_to_tokenstream_bx(f);
let a = dhall_to_tokenstream_bx(a);
- quote!{ App(#f, #a) }
+ quote! { App(#f, #a) }
}
Builtin(ref b) => {
let b = builtin_to_tokenstream(b);
- quote!{ Builtin(#b) }
- },
+ quote! { Builtin(#b) }
+ }
BinOp(ref o, ref a, ref b) => {
let o = binop_to_tokenstream(o);
let a = dhall_to_tokenstream_bx(a);
let b = dhall_to_tokenstream_bx(b);
- quote!{ BinOp(#o, #a, #b) }
+ quote! { BinOp(#o, #a, #b) }
}
OptionalLit(ref t, ref es) => {
- let t = option_tks(t.as_ref().map(deref).map(dhall_to_tokenstream_bx));
+ let t =
+ option_tks(t.as_ref().map(deref).map(dhall_to_tokenstream_bx));
let es = vec_tks(es.into_iter().map(dhall_to_tokenstream));
- quote!{ OptionalLit(#t, #es) }
+ quote! { OptionalLit(#t, #es) }
}
ListLit(ref t, ref es) => {
- let t = option_tks(t.as_ref().map(deref).map(dhall_to_tokenstream_bx));
+ let t =
+ option_tks(t.as_ref().map(deref).map(dhall_to_tokenstream_bx));
let es = vec_tks(es.into_iter().map(dhall_to_tokenstream));
- quote!{ ListLit(#t, #es) }
+ quote! { ListLit(#t, #es) }
}
e => unimplemented!("{:?}", e),
}
@@ -65,11 +67,11 @@ fn dhall_to_tokenstream_bx(expr: &Expr<X, X>) -> TokenStream {
match expr {
Var(V(s, _)) => {
let v: TokenStream = s.parse().unwrap();
- quote!{ {
+ quote! { {
let x: Box<Expr<_, _>> = #v.clone();
x
} }
- },
+ }
e => bx(dhall_to_tokenstream(e)),
}
}
@@ -87,18 +89,19 @@ fn deref<T>(x: &Box<T>) -> &T {
}
fn bx(x: TokenStream) -> TokenStream {
- quote!{ bx(#x) }
+ quote! { bx(#x) }
}
fn option_tks(x: Option<TokenStream>) -> TokenStream {
match x {
- Some(x) => quote!{ Some(#x) },
- None => quote!{ None },
+ Some(x) => quote! { Some(#x) },
+ None => quote! { None },
}
}
fn vec_tks<T>(x: T) -> TokenStream
-where T: Iterator<Item=TokenStream>
+where
+ T: Iterator<Item = TokenStream>,
{
- quote!{ vec![ #(#x),* ] }
+ quote! { vec![ #(#x),* ] }
}