ignore unused_parens warning

parens are generated by external macro

src/arena.rs

@@ -1,4 +1,5 @@
 #![allow(clippy::new_without_default)] // annotating structs annotated with #[bitfield] doesn't work
+#![allow(unused_parens)] // see mthom/scryer-prolog#3092 and rust-lang/rust#147126
 
 #[cfg(feature = "http")]
 use crate::http::{HttpListener, HttpResponse};

src/atom_table.rs

@@ -1,4 +1,5 @@
 #![allow(clippy::new_without_default)] // annotating structs annotated with #[bitfield] doesn't work
+#![allow(unused_parens)] // see mthom/scryer-prolog#3092 and rust-lang/rust#147126
 
 use crate::parser::ast::MAX_ARITY;
 use crate::raw_block::*;

src/heap_iter.rs

@@ -1,4 +1,5 @@
 #![allow(clippy::new_without_default)] // annotating structs annotated with #[bitfield] doesn't work
+#![allow(unused_parens)] // see mthom/scryer-prolog#3092 and rust-lang/rust#147126
 
 #[cfg(test)]
 pub(crate) use crate::machine::gc::StacklessPreOrderHeapIter;

src/machine/copier.rs

@@ -1,3 +1,5 @@
+#![allow(unused_parens)] // see mthom/scryer-prolog#3092 and rust-lang/rust#147126
+
 use fxhash::FxBuildHasher;
 use indexmap::IndexSet;
 

src/machine/machine_indices.rs

@@ -1,4 +1,5 @@
 #![allow(clippy::new_without_default)] // annotating structs annotated with #[bitfield] doesn't work
+#![allow(unused_parens)] // see mthom/scryer-prolog#3092 and rust-lang/rust#147126
 
 use crate::parser::ast::*;
 

src/machine/streams.rs

@@ -1,3 +1,5 @@
+#![allow(unused_parens)] // see mthom/scryer-prolog#3092 and rust-lang/rust#147126
+
 use crate::arena::*;
 use crate::atom_table::*;
 use crate::functor_macro::*;

src/parser/ast.rs

@@ -1,4 +1,5 @@
 #![allow(clippy::new_without_default)] // annotating structs annotated with #[bitfield] doesn't work
+#![allow(unused_parens)] // see mthom/scryer-prolog#3092 and rust-lang/rust#147126
 
 use crate::arena::*;
 use crate::atom_table::*;

src/types.rs

@@ -1,4 +1,5 @@
 #![allow(clippy::new_without_default)] // annotating structs annotated with #[bitfield] doesn't work
+#![allow(unused_parens)] // see mthom/scryer-prolog#3092 and rust-lang/rust#147126
 
 use crate::arena::*;
 use crate::atom_table::*;