chore: remove rustversion

Cargo.toml

@@ -47,7 +47,6 @@ petgraph = { version = "0.6.3", default-features = false }
 context-iterators = "0.2.0"
 serde_json = "1.0.97"
 delegate = "0.12.0"
-rustversion = "1.0.14"
 paste = "1.0"
 strum = "0.25.0"
 strum_macros = "0.25.3"
@@ -68,4 +67,3 @@ harness = false
 
 [profile.dev.package]
 insta.opt-level = 3
-similar.opt-level = 3

devenv.lock

@@ -3,11 +3,11 @@
     "devenv": {
       "locked": {
         "dir": "src/modules",
-        "lastModified": 1700140236,
-        "narHash": "sha256-OpukFO0rRG2hJzD+pCQq+nSWuT9dBL6DSvADQaUlmFg=",
+        "lastModified": 1703939110,
+        "narHash": "sha256-GgjYWkkHQ8pUBwXX++ah+4d07DqOeCDaaQL6Ab86C50=",
         "owner": "cachix",
         "repo": "devenv",
-        "rev": "525d60c44de848a6b2dd468f6efddff078eb2af2",
+        "rev": "7354096fc026f79645fdac73e9aeea71a09412c3",
         "type": "github"
       },
       "original": {
@@ -25,11 +25,11 @@
         "rust-analyzer-src": "rust-analyzer-src"
       },
       "locked": {
-        "lastModified": 1700461394,
-        "narHash": "sha256-lBpjEshdBxeuJwc4+vh4jbO3AmhXbiFrkdWy2pABAAc=",
+        "lastModified": 1704262971,
+        "narHash": "sha256-3HB1yaMBBox3z9oXEiQuZzQhXegOc9P3FR6/XNsJGn0=",
         "owner": "nix-community",
         "repo": "fenix",
-        "rev": "5ad1b10123ca40c9d983fb0863403fd97a06c0f8",
+        "rev": "38aaea4e54dc3874a6355c10861bd8316a6f09f3",
         "type": "github"
       },
       "original": {
@@ -95,11 +95,11 @@
     },
     "nixpkgs": {
       "locked": {
-        "lastModified": 1700444282,
-        "narHash": "sha256-s/+tgT+Iz0LZO+nBvSms+xsMqvHt2LqYniG9r+CYyJc=",
+        "lastModified": 1704008649,
+        "narHash": "sha256-rGPSWjXTXTurQN9beuHdyJhB8O761w1Zc5BqSSmHvoM=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "3f21a22b5aafefa1845dec6f4a378a8f53d8681c",
+        "rev": "d44d59d2b5bd694cd9d996fd8c51d03e3e9ba7f7",
         "type": "github"
       },
       "original": {
@@ -111,11 +111,11 @@
     },
     "nixpkgs-stable": {
       "locked": {
-        "lastModified": 1700403855,
-        "narHash": "sha256-Q0Uzjik9kUTN9pd/kp52XJi5kletBhy29ctBlAG+III=",
+        "lastModified": 1704018918,
+        "narHash": "sha256-erjg/HrpC9liEfm7oLqb8GXCqsxaFwIIPqCsknW5aFY=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "0c5678df521e1407884205fe3ce3cf1d7df297db",
+        "rev": "2c9c58e98243930f8cb70387934daa4bc8b00373",
         "type": "github"
       },
       "original": {
@@ -152,11 +152,11 @@
         "nixpkgs-stable": "nixpkgs-stable_2"
       },
       "locked": {
-        "lastModified": 1700064067,
-        "narHash": "sha256-1ZWNDzhu8UlVCK7+DUN9dVQfiHX1bv6OQP9VxstY/gs=",
+        "lastModified": 1703939133,
+        "narHash": "sha256-Gxe+mfOT6bL7wLC/tuT2F+V+Sb44jNr8YsJ3cyIl4Mo=",
         "owner": "cachix",
         "repo": "pre-commit-hooks.nix",
-        "rev": "e558068cba67b23b4fbc5537173dbb43748a17e8",
+        "rev": "9d3d7e18c6bc4473d7520200d4ddab12f8402d38",
         "type": "github"
       },
       "original": {
@@ -177,11 +177,11 @@
     "rust-analyzer-src": {
       "flake": false,
       "locked": {
-        "lastModified": 1700247620,
-        "narHash": "sha256-+Xg0qZLbC9dZx0Z6JbaVHR/BklAr2I83dzKLB8r41c8=",
+        "lastModified": 1704207973,
+        "narHash": "sha256-VEWsjIKtdinx5iyhfxuTHRijYBKSbO/8Gw1HPoWD9mQ=",
         "owner": "rust-lang",
         "repo": "rust-analyzer",
-        "rev": "255eed40c45fcf108ba844b4ad126bdc4e7a18df",
+        "rev": "426d2842c1f0e5cc5e34bb37c7ac3ee0945f9746",
         "type": "github"
       },
       "original": {

devenv.nix

@@ -31,7 +31,7 @@ in
   # https://devenv.sh/languages/
   # https://devenv.sh/reference/options/#languagesrustversion
   languages.rust = {
-    channel = "beta";
+    channel = "stable";
     enable = true;
     components = [ "rustc" "cargo" "clippy" "rustfmt" "rust-analyzer" ];
   };

src/hugr/views.rs

@@ -25,11 +25,11 @@ use portgraph::{multiportgraph, LinkView, MultiPortGraph, PortView};
 use super::{Hugr, HugrError, NodeMetadata, NodeMetadataMap, NodeType, DEFAULT_NODETYPE};
 use crate::ops::handle::NodeHandle;
 use crate::ops::{FuncDecl, FuncDefn, OpName, OpTag, OpTrait, OpType, DFG};
-#[rustversion::since(1.75)] // uses impl in return position
+
 use crate::types::Type;
 use crate::types::{EdgeKind, FunctionType, PolyFuncType};
 use crate::{Direction, IncomingPort, Node, OutgoingPort, Port};
-#[rustversion::since(1.75)] // uses impl in return position
+
 use itertools::Either;
 
 /// A trait for inspecting HUGRs.
@@ -183,7 +183,6 @@ pub trait HugrView: sealed::HugrInternals {
     /// Iterator over the nodes and ports connected to a port.
     fn linked_ports(&self, node: Node, port: impl Into<Port>) -> Self::PortLinks<'_>;
 
-    #[rustversion::since(1.75)] // uses impl in return position
     /// Iterator over all the nodes and ports connected to a node in a given direction.
     fn all_linked_ports(
         &self,
@@ -205,15 +204,13 @@ pub trait HugrView: sealed::HugrInternals {
         }
     }
 
-    #[rustversion::since(1.75)] // uses impl in return position
     /// Iterator over all the nodes and ports connected to a node's inputs.
     fn all_linked_outputs(&self, node: Node) -> impl Iterator<Item = (Node, OutgoingPort)> {
         self.all_linked_ports(node, Direction::Incoming)
             .left()
             .unwrap()
     }
 
-    #[rustversion::since(1.75)] // uses impl in return position
     /// Iterator over all the nodes and ports connected to a node's outputs.
     fn all_linked_inputs(&self, node: Node) -> impl Iterator<Item = (Node, IncomingPort)> {
         self.all_linked_ports(node, Direction::Outgoing)
@@ -411,7 +408,6 @@ pub trait HugrView: sealed::HugrInternals {
             .map(|(n, _)| n)
     }
 
-    #[rustversion::since(1.75)] // uses impl in return position
     /// If a node has a static output, return the targets.
     fn static_targets(&self, node: Node) -> Option<impl Iterator<Item = (Node, IncomingPort)>> {
         Some(self.linked_inputs(node, self.get_optype(node).static_output_port()?))
@@ -423,7 +419,6 @@ pub trait HugrView: sealed::HugrInternals {
         self.get_optype(node).dataflow_signature()
     }
 
-    #[rustversion::since(1.75)] // uses impl in return position
     /// Iterator over all outgoing ports that have Value type, along
     /// with corresponding types.
     fn value_types(&self, node: Node, dir: Direction) -> impl Iterator<Item = (Port, Type)> {
@@ -432,15 +427,13 @@ pub trait HugrView: sealed::HugrInternals {
             .flat_map(move |port| sig.port_type(port).map(|typ| (port, typ.clone())))
     }
 
-    #[rustversion::since(1.75)] // uses impl in return position
     /// Iterator over all incoming ports that have Value type, along
     /// with corresponding types.
     fn in_value_types(&self, node: Node) -> impl Iterator<Item = (IncomingPort, Type)> {
         self.value_types(node, Direction::Incoming)
             .map(|(p, t)| (p.as_incoming().unwrap(), t))
     }
 
-    #[rustversion::since(1.75)] // uses impl in return position
     /// Iterator over all incoming ports that have Value type, along
     /// with corresponding types.
     fn out_value_types(&self, node: Node) -> impl Iterator<Item = (OutgoingPort, Type)> {
@@ -618,7 +611,6 @@ impl<T: AsRef<Hugr>> HugrView for T {
     }
 }
 
-#[rustversion::since(1.75)] // uses impl in return position
 /// Trait implementing methods on port iterators.
 pub trait PortIterator<P>: Iterator<Item = (Node, P)>
 where
@@ -636,7 +628,7 @@ where
         })
     }
 }
-#[rustversion::since(1.75)] // uses impl in return position
+
 impl<I, P> PortIterator<P> for I
 where
     I: Iterator<Item = (Node, P)>,

src/hugr/views/tests.rs

@@ -69,7 +69,6 @@ fn dot_string(sample_hugr: (Hugr, BuildHandle<DataflowOpID>, BuildHandle<Dataflo
     insta::assert_yaml_snapshot!(h.dot_string());
 }
 
-#[rustversion::since(1.75)] // uses impl in return position
 #[rstest]
 fn all_ports(sample_hugr: (Hugr, BuildHandle<DataflowOpID>, BuildHandle<DataflowOpID>)) {
     use itertools::Itertools;
@@ -97,7 +96,6 @@ fn all_ports(sample_hugr: (Hugr, BuildHandle<DataflowOpID>, BuildHandle<Dataflow
     );
 }
 
-#[rustversion::since(1.75)] // uses impl in return position
 #[test]
 fn value_types() {
     use crate::builder::Container;
@@ -129,7 +127,6 @@ fn value_types() {
     assert_eq!(&out_types[..], &[(0.into(), BOOL_T), (1.into(), QB_T)]);
 }
 
-#[rustversion::since(1.75)] // uses impl in return position
 #[test]
 fn static_targets() {
     use crate::extension::{
@@ -157,7 +154,6 @@ fn static_targets() {
     )
 }
 
-#[rustversion::since(1.75)] // uses impl in return position
 #[test]
 fn test_dataflow_ports_only() {
     use crate::builder::DataflowSubContainer;