diff --git a/.github/workflows/documentation.yml b/.github/workflows/documentation.yml
index 43300482c1..785fa409c9 100644
--- a/.github/workflows/documentation.yml
+++ b/.github/workflows/documentation.yml
@@ -23,7 +23,7 @@ jobs:
     - name: Set up Rust
       uses: dtolnay/rust-toolchain@master
       with:
-        toolchain: "1.71.1"
+        toolchain: stable
     - name: Install doxygen and dependencies
       run: |
         sudo apt-get update
diff --git a/.github/workflows/rust-bindings.yml b/.github/workflows/rust-bindings.yml
index 85e766adb8..f2b9d45431 100644
--- a/.github/workflows/rust-bindings.yml
+++ b/.github/workflows/rust-bindings.yml
@@ -20,19 +20,21 @@ jobs:
     name: cargo:test
     strategy:
       fail-fast: false
-    runs-on: ubuntu-latest
+      matrix:
+        os: [ubuntu-latest, macos-latest, windows-latest]
+    runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v4
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: head
+          ruby-version: 3.4
           bundler-cache: true
       - name: Set up Rust
         uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: "1.71.1"
-          targets: wasm32-wasi
+          toolchain: stable
+          targets: wasm32-wasip1
       - uses: actions/cache@v4
         with:
           path: |
@@ -45,7 +47,9 @@ jobs:
             ${{ runner.os }}-cargo
       - name: Run tests
         run: bundle exec rake cargo:test
+
       - name: Run examples
+        if: ${{ matrix.os != 'windows-latest' }}
         run: bundle exec rake cargo:examples
 
   lint:
@@ -58,12 +62,12 @@ jobs:
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: head
+          ruby-version: 3.4
           bundler-cache: true
       - name: Set up Rust
         uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: "1.71.1"
+          toolchain: stable
           components: clippy, rustfmt
       - uses: actions/cache@v4
         with:
@@ -92,13 +96,13 @@ jobs:
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: head
+          ruby-version: 3.4
           bundler-cache: true
       - name: rake cargo:build
         run: bundle exec rake cargo:build
       - uses: dtolnay/rust-toolchain@master
         with:
-          toolchain: nightly-2023-10-24
+          toolchain: nightly
           target: "x86_64-unknown-linux-gnu"
           components: "rust-src"
       - name: Test with sanitizer
@@ -124,7 +128,7 @@ jobs:
   #       uses: dtolnay/rust-toolchain@master
   #       with:
   #         toolchain: "1.71.1"
-  #         targets: wasm32-wasi
+  #         targets: wasm32-wasip1
   #     - uses: actions/cache@v4
   #       with:
   #         path: |
diff --git a/rakelib/cargo.rake b/rakelib/cargo.rake
index 8f5d5266a9..c52cebba2b 100644
--- a/rakelib/cargo.rake
+++ b/rakelib/cargo.rake
@@ -97,7 +97,7 @@ namespace :cargo do
 
         CRATES.each do |crate|
           Dir.chdir("rust/#{crate}") do
-            sh("cargo +nightly-2023-10-24 test -Zbuild-std --target=#{current_target} -- --nocapture")
+            sh("cargo +nightly test -Zbuild-std --target=#{current_target} -- --nocapture")
           end
         end
       ensure
diff --git a/rust/Cargo.lock b/rust/Cargo.lock
index 25499d37f8..e51c0878e9 100644
--- a/rust/Cargo.lock
+++ b/rust/Cargo.lock
@@ -1,6 +1,6 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-version = 3
+version = 4
 
 [[package]]
 name = "aho-corasick"
@@ -13,17 +13,15 @@ dependencies = [
 
 [[package]]
 name = "bindgen"
-version = "0.66.1"
+version = "0.72.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "f2b84e06fc203107bfbad243f4aba2af864eb7db3b1cf46ea0a023b0b433d2a7"
+checksum = "4f72209734318d0b619a5e0f5129918b848c416e122a3c4ce054e03cb87b726f"
 dependencies = [
  "bitflags",
  "cexpr",
  "clang-sys",
- "lazy_static",
- "lazycell",
+ "itertools",
  "log",
- "peeking_take_while",
  "prettyplease",
  "proc-macro2",
  "quote",
@@ -31,7 +29,6 @@ dependencies = [
  "rustc-hash",
  "shlex",
  "syn",
- "which",
 ]
 
 [[package]]
@@ -87,16 +84,6 @@ version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5443807d6dff69373d433ab9ef5378ad8df50ca6298caf15de6e52e24aaf54d5"
 
-[[package]]
-name = "errno"
-version = "0.3.8"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a258e46cdc063eb8519c00b9fc845fc47bcfca4130e2f08e88665ceda8474245"
-dependencies = [
- "libc",
- "windows-sys 0.52.0",
-]
-
 [[package]]
 name = "glob"
 version = "0.3.1"
@@ -109,15 +96,6 @@ version = "0.14.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "290f1a1d9242c78d09ce40a5e87e7554ee637af1351968159f4952f028f75604"
 
-[[package]]
-name = "home"
-version = "0.5.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5444c27eef6923071f7ebcc33e3444508466a76f7a2b93da00ed6e19f30c1ddb"
-dependencies = [
- "windows-sys 0.48.0",
-]
-
 [[package]]
 name = "indexmap"
 version = "2.1.0"
@@ -129,22 +107,19 @@ dependencies = [
 ]
 
 [[package]]
-name = "itoa"
-version = "1.0.9"
+name = "itertools"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "af150ab688ff2122fcef229be89cb50dd66af9e01a4ff320cc137eecc9bacc38"
-
-[[package]]
-name = "lazy_static"
-version = "1.4.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e2abad23fbc42b3700f2f279844dc832adb2b2eb069b2df918f455c4e18cc646"
+checksum = "413ee7dfc52ee1a4949ceeb7dbc8a33f2d6c088194d9f922fb8318faf1f01186"
+dependencies = [
+ "either",
+]
 
 [[package]]
-name = "lazycell"
-version = "1.3.0"
+name = "itoa"
+version = "1.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "830d08ce1d1d941e6b30645f1a0eb5643013d835ce3779a5fc208261dbe10f55"
+checksum = "af150ab688ff2122fcef229be89cb50dd66af9e01a4ff320cc137eecc9bacc38"
 
 [[package]]
 name = "libc"
@@ -162,12 +137,6 @@ dependencies = [
  "winapi",
 ]
 
-[[package]]
-name = "linux-raw-sys"
-version = "0.4.12"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "c4cd1a83af159aa67994778be9070f0ae1bd732942279cabb14f86f986a21456"
-
 [[package]]
 name = "log"
 version = "0.4.20"
@@ -196,18 +165,6 @@ dependencies = [
  "minimal-lexical",
 ]
 
-[[package]]
-name = "once_cell"
-version = "1.18.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dd8b5dd2ae5ed71462c540258bedcb51965123ad7e7ccf4b9a8cafaa4a63576d"
-
-[[package]]
-name = "peeking_take_while"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "19b17cddbe7ec3f8bc800887bab5e717348c95ea2ca0b1bf0837fb964dc67099"
-
 [[package]]
 name = "prettyplease"
 version = "0.2.15"
@@ -220,9 +177,9 @@ dependencies = [
 
 [[package]]
 name = "proc-macro2"
-version = "1.0.70"
+version = "1.0.95"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "39278fbbf5fb4f646ce651690877f89d1c5811a3d4acb27700c1cb3cdb78fd3b"
+checksum = "02b3e5e68a3a1a02aad3ec490a98007cbc13c37cbe84a3cd7b8e406d76e7f778"
 dependencies = [
  "unicode-ident",
 ]
@@ -267,7 +224,7 @@ checksum = "c08c74e62047bb2de4ff487b251e4a92e24f48745648451635cec7d591162d9f"
 
 [[package]]
 name = "ruby-prism"
-version = "1.3.0"
+version = "1.4.0"
 dependencies = [
  "ruby-prism-sys",
  "serde",
@@ -276,7 +233,7 @@ dependencies = [
 
 [[package]]
 name = "ruby-prism-sys"
-version = "1.3.0"
+version = "1.4.0"
 dependencies = [
  "bindgen",
  "cc",
@@ -284,22 +241,9 @@ dependencies = [
 
 [[package]]
 name = "rustc-hash"
-version = "1.1.0"
+version = "2.1.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "08d43f7aa6b08d49f382cde6a7982047c3426db949b1424bc4b7ec9ae12c6ce2"
-
-[[package]]
-name = "rustix"
-version = "0.38.26"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9470c4bf8246c8daf25f9598dca807fb6510347b1e1cfa55749113850c79d88a"
-dependencies = [
- "bitflags",
- "errno",
- "libc",
- "linux-raw-sys",
- "windows-sys 0.52.0",
-]
+checksum = "357703d41365b4b27c590e3ed91eabb1b663f07c4c084095e60cbed4362dff0d"
 
 [[package]]
 name = "ryu"
@@ -369,18 +313,6 @@ version = "0.2.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ab4c90930b95a82d00dc9e9ac071b4991924390d46cbd0dfe566148667605e4b"
 
-[[package]]
-name = "which"
-version = "4.4.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "87ba24419a2078cd2b0f2ede2691b6c66d8e47836da3b6db8265ebad47afbfc7"
-dependencies = [
- "either",
- "home",
- "once_cell",
- "rustix",
-]
-
 [[package]]
 name = "winapi"
 version = "0.3.9"
@@ -402,135 +334,3 @@ name = "winapi-x86_64-pc-windows-gnu"
 version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "712e227841d057c1ee1cd2fb22fa7e5a5461ae8e48fa2ca79ec42cfc1931183f"
-
-[[package]]
-name = "windows-sys"
-version = "0.48.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "677d2418bec65e3338edb076e806bc1ec15693c5d0104683f2efe857f61056a9"
-dependencies = [
- "windows-targets 0.48.5",
-]
-
-[[package]]
-name = "windows-sys"
-version = "0.52.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d"
-dependencies = [
- "windows-targets 0.52.0",
-]
-
-[[package]]
-name = "windows-targets"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9a2fa6e2155d7247be68c096456083145c183cbbbc2764150dda45a87197940c"
-dependencies = [
- "windows_aarch64_gnullvm 0.48.5",
- "windows_aarch64_msvc 0.48.5",
- "windows_i686_gnu 0.48.5",
- "windows_i686_msvc 0.48.5",
- "windows_x86_64_gnu 0.48.5",
- "windows_x86_64_gnullvm 0.48.5",
- "windows_x86_64_msvc 0.48.5",
-]
-
-[[package]]
-name = "windows-targets"
-version = "0.52.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8a18201040b24831fbb9e4eb208f8892e1f50a37feb53cc7ff887feb8f50e7cd"
-dependencies = [
- "windows_aarch64_gnullvm 0.52.0",
- "windows_aarch64_msvc 0.52.0",
- "windows_i686_gnu 0.52.0",
- "windows_i686_msvc 0.52.0",
- "windows_x86_64_gnu 0.52.0",
- "windows_x86_64_gnullvm 0.52.0",
- "windows_x86_64_msvc 0.52.0",
-]
-
-[[package]]
-name = "windows_aarch64_gnullvm"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b38e32f0abccf9987a4e3079dfb67dcd799fb61361e53e2882c3cbaf0d905d8"
-
-[[package]]
-name = "windows_aarch64_gnullvm"
-version = "0.52.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "cb7764e35d4db8a7921e09562a0304bf2f93e0a51bfccee0bd0bb0b666b015ea"
-
-[[package]]
-name = "windows_aarch64_msvc"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dc35310971f3b2dbbf3f0690a219f40e2d9afcf64f9ab7cc1be722937c26b4bc"
-
-[[package]]
-name = "windows_aarch64_msvc"
-version = "0.52.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "bbaa0368d4f1d2aaefc55b6fcfee13f41544ddf36801e793edbbfd7d7df075ef"
-
-[[package]]
-name = "windows_i686_gnu"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a75915e7def60c94dcef72200b9a8e58e5091744960da64ec734a6c6e9b3743e"
-
-[[package]]
-name = "windows_i686_gnu"
-version = "0.52.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a28637cb1fa3560a16915793afb20081aba2c92ee8af57b4d5f28e4b3e7df313"
-
-[[package]]
-name = "windows_i686_msvc"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "8f55c233f70c4b27f66c523580f78f1004e8b5a8b659e05a4eb49d4166cca406"
-
-[[package]]
-name = "windows_i686_msvc"
-version = "0.52.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ffe5e8e31046ce6230cc7215707b816e339ff4d4d67c65dffa206fd0f7aa7b9a"
-
-[[package]]
-name = "windows_x86_64_gnu"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53d40abd2583d23e4718fddf1ebec84dbff8381c07cae67ff7768bbf19c6718e"
-
-[[package]]
-name = "windows_x86_64_gnu"
-version = "0.52.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "3d6fa32db2bc4a2f5abeacf2b69f7992cd09dca97498da74a151a3132c26befd"
-
-[[package]]
-name = "windows_x86_64_gnullvm"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0b7b52767868a23d5bab768e390dc5f5c55825b6d30b86c844ff2dc7414044cc"
-
-[[package]]
-name = "windows_x86_64_gnullvm"
-version = "0.52.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1a657e1e9d3f514745a572a6846d3c7aa7dbe1658c056ed9c3344c4109a6949e"
-
-[[package]]
-name = "windows_x86_64_msvc"
-version = "0.48.5"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ed94fce61571a4006852b7389a063ab983c02eb1bb37b47f8272ce92d06d9538"
-
-[[package]]
-name = "windows_x86_64_msvc"
-version = "0.52.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "dff9641d1cd4be8d1a070daf9e3773c5f67e78b4d9d42263020c057706765c04"
diff --git a/rust/ruby-prism-sys/Cargo.toml b/rust/ruby-prism-sys/Cargo.toml
index 223788fe6a..ae76e11a7e 100644
--- a/rust/ruby-prism-sys/Cargo.toml
+++ b/rust/ruby-prism-sys/Cargo.toml
@@ -22,7 +22,7 @@ build = "build/main.rs"
 include = ["src/", "build/", "Cargo.toml", "Cargo.lock", "README.md", "vendor"]
 
 [build-dependencies]
-bindgen = "0.66"
+bindgen = "0.72"
 cc = { version = "1.0", optional = true }
 
 [features]
diff --git a/rust/ruby-prism-sys/build/main.rs b/rust/ruby-prism-sys/build/main.rs
index 82f75c3e47..798d06d8ff 100644
--- a/rust/ruby-prism-sys/build/main.rs
+++ b/rust/ruby-prism-sys/build/main.rs
@@ -108,7 +108,7 @@ fn generate_bindings(ruby_include_path: &Path) -> bindgen::Bindings {
         .impl_debug(true)
         .layout_tests(true)
         .merge_extern_blocks(true)
-        .parse_callbacks(Box::new(bindgen::CargoCallbacks))
+        .parse_callbacks(Box::new(bindgen::CargoCallbacks::new()))
         .parse_callbacks(Box::new(Callbacks))
         .prepend_enum_name(false)
         .size_t_is_usize(true)
diff --git a/rust/ruby-prism-sys/build/vendored.rs b/rust/ruby-prism-sys/build/vendored.rs
index 670df42d50..da01fa6a69 100644
--- a/rust/ruby-prism-sys/build/vendored.rs
+++ b/rust/ruby-prism-sys/build/vendored.rs
@@ -114,7 +114,7 @@ fn source_files<P: AsRef<Path>>(root_dir: P) -> Vec<String> {
 
             if Path::new(&path)
                 .extension()
-                .map_or(false, |ext| ext.eq_ignore_ascii_case("c"))
+                .is_some_and(|ext| ext.eq_ignore_ascii_case("c"))
             {
                 files.push(path);
             }
diff --git a/rust/ruby-prism-sys/src/lib.rs b/rust/ruby-prism-sys/src/lib.rs
index ecaf83a8f4..e18fced44e 100644
--- a/rust/ruby-prism-sys/src/lib.rs
+++ b/rust/ruby-prism-sys/src/lib.rs
@@ -4,7 +4,6 @@
 //!
 #![deny(unused_extern_crates)]
 #![warn(
-    box_pointers,
     clippy::all,
     clippy::nursery,
     clippy::pedantic,
@@ -25,6 +24,8 @@
 #[allow(non_camel_case_types)]
 #[allow(non_snake_case)]
 #[allow(non_upper_case_globals)]
+#[allow(unused_qualifications)]
+#[allow(clippy::missing_const_for_fn)]
 mod bindings {
     // In `build.rs`, we use `bindgen` to generate bindings based on C headers
     // and `libprism`. Here is where we pull in those bindings and make
diff --git a/rust/ruby-prism-sys/tests/pack_tests.rs b/rust/ruby-prism-sys/tests/pack_tests.rs
index c729aa6cdc..63bc1cb1ea 100644
--- a/rust/ruby-prism-sys/tests/pack_tests.rs
+++ b/rust/ruby-prism-sys/tests/pack_tests.rs
@@ -30,7 +30,7 @@ fn pack_parse_test() {
             endian_out.as_mut_ptr(),
             size_out.as_mut_ptr(),
             length_type_out.as_mut_ptr(),
-            &mut length_out,
+            &raw mut length_out,
             encoding_out.as_mut_ptr(),
         );
 
diff --git a/rust/ruby-prism-sys/tests/utils_tests.rs b/rust/ruby-prism-sys/tests/utils_tests.rs
index ea1b8bc4a2..8ab12d620c 100644
--- a/rust/ruby-prism-sys/tests/utils_tests.rs
+++ b/rust/ruby-prism-sys/tests/utils_tests.rs
@@ -66,13 +66,13 @@ mod string {
         let mut s = make_string(PM_STRING_SHARED);
 
         unsafe {
-            let len = pm_string_length(&s.pm_string);
+            let len = pm_string_length(&raw const s.pm_string);
             assert_eq!(len, 16);
 
-            let result_start = pm_string_source(&s.pm_string);
+            let result_start = pm_string_source(&raw const s.pm_string);
             assert_eq!(s.start_ptr(), result_start);
 
-            pm_string_free(&mut s.pm_string);
+            pm_string_free(&raw mut s.pm_string);
         }
     }
 
@@ -81,10 +81,10 @@ mod string {
         let s = make_string(PM_STRING_OWNED);
 
         unsafe {
-            let result_len = pm_string_length(&s.pm_string);
+            let result_len = pm_string_length(&raw const s.pm_string);
             assert_eq!(result_len, 16);
 
-            let result_start = pm_string_source(&s.pm_string);
+            let result_start = pm_string_source(&raw const s.pm_string);
             assert_eq!(s.pm_string.source, result_start);
 
             // Don't drop the pm_string--we don't own it anymore!
@@ -96,13 +96,13 @@ mod string {
         let mut s = make_string(PM_STRING_CONSTANT);
 
         unsafe {
-            let result_len = pm_string_length(&s.pm_string);
+            let result_len = pm_string_length(&raw const s.pm_string);
             assert_eq!(result_len, 16);
 
-            let result_start = pm_string_source(&s.pm_string);
+            let result_start = pm_string_source(&raw const s.pm_string);
             assert_eq!(s.pm_string.source, result_start);
 
-            pm_string_free(&mut s.pm_string);
+            pm_string_free(&raw mut s.pm_string);
         }
     }
 
@@ -111,10 +111,10 @@ mod string {
         let s = make_string(PM_STRING_MAPPED);
 
         unsafe {
-            let result_len = pm_string_length(&s.pm_string);
+            let result_len = pm_string_length(&raw const s.pm_string);
             assert_eq!(result_len, 16);
 
-            let result_start = pm_string_source(&s.pm_string);
+            let result_start = pm_string_source(&raw const s.pm_string);
             assert_eq!(s.pm_string.source, result_start);
         }
     }
diff --git a/rust/ruby-prism/build.rs b/rust/ruby-prism/build.rs
index a43a159c5b..e1dd0b4271 100644
--- a/rust/ruby-prism/build.rs
+++ b/rust/ruby-prism/build.rs
@@ -247,14 +247,14 @@ fn write_node(file: &mut File, flags: &[Flags], node: &Node) -> Result<(), Box<d
     writeln!(file, "impl<'pr> {}<'pr> {{", node.name)?;
     writeln!(file, "    /// Converts this node to a generic node.")?;
     writeln!(file, "    #[must_use]")?;
-    writeln!(file, "    pub fn as_node(&self) -> Node<'pr> {{")?;
+    writeln!(file, "    pub const fn as_node(&self) -> Node<'pr> {{")?;
     writeln!(file, "        Node::{} {{ parser: self.parser, pointer: self.pointer, marker: PhantomData }}", node.name)?;
     writeln!(file, "    }}")?;
     writeln!(file)?;
     writeln!(file, "    /// Returns the location of this node.")?;
     writeln!(file, "    #[must_use]")?;
     writeln!(file, "    pub fn location(&self) -> Location<'pr> {{")?;
-    writeln!(file, "        let pointer: *mut pm_location_t = unsafe {{ &mut (*self.pointer).base.location }};")?;
+    writeln!(file, "        let pointer: *mut pm_location_t = unsafe {{ &raw mut (*self.pointer).base.location }};")?;
     writeln!(file, "        Location::new(self.parser, unsafe {{ &(*pointer) }})")?;
     writeln!(file, "    }}")?;
     writeln!(file)?;
@@ -326,7 +326,7 @@ fn write_node(file: &mut File, flags: &[Flags], node: &Node) -> Result<(), Box<d
             },
             NodeFieldType::NodeList => {
                 writeln!(file, "    pub fn {}(&self) -> NodeList<'pr> {{", field.name)?;
-                writeln!(file, "        let pointer: *mut pm_node_list = unsafe {{ &mut (*self.pointer).{} }};", field.name)?;
+                writeln!(file, "        let pointer: *mut pm_node_list = unsafe {{ &raw mut (*self.pointer).{} }};", field.name)?;
                 writeln!(file, "        NodeList {{ parser: self.parser, pointer: unsafe {{ NonNull::new_unchecked(pointer) }}, marker: PhantomData }}")?;
                 writeln!(file, "    }}")?;
             },
@@ -359,19 +359,19 @@ fn write_node(file: &mut File, flags: &[Flags], node: &Node) -> Result<(), Box<d
             },
             NodeFieldType::ConstantList => {
                 writeln!(file, "    pub fn {}(&self) -> ConstantList<'pr> {{", field.name)?;
-                writeln!(file, "        let pointer: *mut pm_constant_id_list_t = unsafe {{ &mut (*self.pointer).{} }};", field.name)?;
+                writeln!(file, "        let pointer: *mut pm_constant_id_list_t = unsafe {{ &raw mut (*self.pointer).{} }};", field.name)?;
                 writeln!(file, "        ConstantList {{ parser: self.parser, pointer: unsafe {{ NonNull::new_unchecked(pointer) }}, marker: PhantomData }}")?;
                 writeln!(file, "    }}")?;
             },
             NodeFieldType::Location => {
                 writeln!(file, "    pub fn {}(&self) -> Location<'pr> {{", field.name)?;
-                writeln!(file, "        let pointer: *mut pm_location_t = unsafe {{ &mut (*self.pointer).{} }};", field.name)?;
+                writeln!(file, "        let pointer: *mut pm_location_t = unsafe {{ &raw mut (*self.pointer).{} }};", field.name)?;
                 writeln!(file, "        Location::new(self.parser, unsafe {{ &(*pointer) }})")?;
                 writeln!(file, "    }}")?;
             },
             NodeFieldType::OptionalLocation => {
                 writeln!(file, "    pub fn {}(&self) -> Option<Location<'pr>> {{", field.name)?;
-                writeln!(file, "        let pointer: *mut pm_location_t = unsafe {{ &mut (*self.pointer).{} }};", field.name)?;
+                writeln!(file, "        let pointer: *mut pm_location_t = unsafe {{ &raw mut (*self.pointer).{} }};", field.name)?;
                 writeln!(file, "        let start = unsafe {{ (*pointer).start }};")?;
                 writeln!(file, "        if start.is_null() {{")?;
                 writeln!(file, "            None")?;
@@ -392,7 +392,7 @@ fn write_node(file: &mut File, flags: &[Flags], node: &Node) -> Result<(), Box<d
             },
             NodeFieldType::Integer => {
                 writeln!(file, "    pub fn {}(&self) -> Integer<'pr> {{", field.name)?;
-                writeln!(file, "        Integer::new(unsafe {{ &(*self.pointer).{} }})", field.name)?;
+                writeln!(file, "        Integer::new(unsafe {{ &raw const(*self.pointer).{} }})", field.name)?;
                 writeln!(file, "    }}")?;
             },
             NodeFieldType::Double => {
@@ -523,7 +523,7 @@ fn write_visit(file: &mut File, config: &Config) -> Result<(), Box<dyn std::erro
                         }
                     },
                     NodeFieldType::NodeList => {
-                        writeln!(file, "    for node in node.{}().iter() {{", field.name)?;
+                        writeln!(file, "    for node in &node.{}() {{", field.name)?;
                         writeln!(file, "        visitor.visit(&node);")?;
                         writeln!(file, "    }}")?;
                     },
@@ -533,7 +533,7 @@ fn write_visit(file: &mut File, config: &Config) -> Result<(), Box<dyn std::erro
 
             writeln!(file, "}}")?;
         } else {
-            writeln!(file, "pub fn visit{}<'pr, V>(_visitor: &mut V, _node: &{}<'pr>)", struct_name(&node.name), node.name)?;
+            writeln!(file, "pub const fn visit{}<'pr, V>(_visitor: &mut V, _node: &{}<'pr>)", struct_name(&node.name), node.name)?;
             writeln!(file, "where")?;
             writeln!(file, "    V: Visit<'pr> + ?Sized,")?;
             writeln!(file, "{{}}")?;
@@ -552,14 +552,14 @@ fn write_bindings(config: &Config) -> Result<(), Box<dyn std::error::Error>> {
 
     write!(
         file,
-        r#"
+        r"
 use std::marker::PhantomData;
 use std::ptr::NonNull;
 
 #[allow(clippy::wildcard_imports)]
 use ruby_prism_sys::*;
 use crate::{{ConstantId, ConstantList, Integer, Location, NodeList}};
-"#
+"
     )?;
 
     for node in &config.nodes {
@@ -578,7 +578,7 @@ use crate::{{ConstantId, ConstantList, Integer, Location, NodeList}};
     writeln!(file, "pub enum Node<'pr> {{")?;
 
     for node in &config.nodes {
-        writeln!(file, "    /// The {} node", node.name)?;
+        writeln!(file, "    /// The `{}` node", node.name)?;
         writeln!(file, "    {} {{", node.name)?;
         writeln!(file, "        /// The pointer to the associated parser this node came from.")?;
         writeln!(file, "        parser: NonNull<pm_parser_t>,")?;
@@ -596,7 +596,7 @@ use crate::{{ConstantId, ConstantList, Integer, Location, NodeList}};
 
     writeln!(
         file,
-        r#"
+        r"
 impl<'pr> Node<'pr> {{
     /// Creates a new node from the given pointer.
     ///
@@ -607,7 +607,7 @@ impl<'pr> Node<'pr> {{
     #[allow(clippy::not_unsafe_ptr_arg_deref)]
     pub(crate) fn new(parser: NonNull<pm_parser_t>, node: *mut pm_node_t) -> Self {{
         match unsafe {{ (*node).type_ }} {{
-"#
+"
     )?;
 
     for node in &config.nodes {
@@ -633,7 +633,7 @@ impl<'pr> Node<'pr> {{
     for node in &config.nodes {
         writeln!(file, "    /// Returns the node as a `{}`.", node.name)?;
         writeln!(file, "    #[must_use]")?;
-        writeln!(file, "    pub fn as{}(&self) -> Option<{}<'pr>> {{", struct_name(&node.name), node.name)?;
+        writeln!(file, "    pub const fn as{}(&self) -> Option<{}<'pr>> {{", struct_name(&node.name), node.name)?;
         writeln!(file, "        match *self {{")?;
         writeln!(file, "            Self::{} {{ parser, pointer, marker }} => Some({} {{ parser, pointer, marker }}),", node.name, node.name)?;
         writeln!(file, "            _ => None")?;
diff --git a/rust/ruby-prism/examples/wasm/main.rs b/rust/ruby-prism/examples/wasm/main.rs
index bfb8e0023f..8a49f634a0 100644
--- a/rust/ruby-prism/examples/wasm/main.rs
+++ b/rust/ruby-prism/examples/wasm/main.rs
@@ -7,7 +7,7 @@ fn main() {
     let comments_count = result.comments().count();
     let warnings_count = result.warnings().count();
     let errors_count = result.errors().count();
-    println!("  comments: {}", comments_count);
-    println!("  warnings: {}", warnings_count);
-    println!("  errors: {}", errors_count);
+    println!("  comments: {comments_count}");
+    println!("  warnings: {warnings_count}");
+    println!("  errors: {errors_count}");
 }
diff --git a/rust/ruby-prism/examples/wasm/run.sh b/rust/ruby-prism/examples/wasm/run.sh
index bd55ce69e0..f1f141df47 100755
--- a/rust/ruby-prism/examples/wasm/run.sh
+++ b/rust/ruby-prism/examples/wasm/run.sh
@@ -7,7 +7,7 @@ WASI_SDK_VERSION="$WASI_SDK_VERSION_MAJOR.0"
 TMPDIR="$(pwd)/tmp"
 WASI_SDK_PATH="${TMPDIR}/wasi-sdk-${WASI_SDK_VERSION}"
 WASI_SDK_TAR="${TMPDIR}/wasi-sdk.tar.gz"
-WASM_BUILD_DIR="./target/wasm32-wasi/debug/examples"
+WASM_BUILD_DIR="./target/wasm32-wasip1/debug/examples"
 WASM_FILE="${WASM_BUILD_DIR}/wasm.wasm"
 
 export WASI_SDK_PATH
@@ -45,7 +45,7 @@ download_wasi_sdk() {
 }
 
 build_wasm() {
-  cargo build --target=wasm32-wasi --example wasm >&2
+  cargo build --target=wasm32-wasip1 --example wasm >&2
   echo "WASM built to ${WASM_FILE}" >&2
 }
 
diff --git a/rust/ruby-prism/src/lib.rs b/rust/ruby-prism/src/lib.rs
index 22054de8ba..43b1be6409 100644
--- a/rust/ruby-prism/src/lib.rs
+++ b/rust/ruby-prism/src/lib.rs
@@ -31,6 +31,8 @@ pub struct Location<'pr> {
 
 impl<'pr> Location<'pr> {
     /// Returns a byte slice for the range.
+    /// # Panics
+    /// Panics if the end offset is not greater than the start offset.
     #[must_use]
     pub fn as_slice(&self) -> &'pr [u8] {
         unsafe {
@@ -41,7 +43,7 @@ impl<'pr> Location<'pr> {
 
     /// Return a Location from the given `pm_location_t`.
     #[must_use]
-    pub(crate) const fn new(parser: NonNull<pm_parser_t>, loc: &'pr pm_location_t) -> Location<'pr> {
+    pub(crate) const fn new(parser: NonNull<pm_parser_t>, loc: &'pr pm_location_t) -> Self {
         Location {
             parser,
             start: loc.start,
@@ -54,7 +56,7 @@ impl<'pr> Location<'pr> {
     /// Returns None if both locations did not originate from the same parser,
     /// or if self starts after other.
     #[must_use]
-    pub fn join(&self, other: &Location<'pr>) -> Option<Location<'pr>> {
+    pub fn join(&self, other: &Self) -> Option<Self> {
         if self.parser != other.parser || self.start > other.start {
             None
         } else {
@@ -68,6 +70,8 @@ impl<'pr> Location<'pr> {
     }
 
     /// Return the start offset from the beginning of the parsed source.
+    /// # Panics
+    /// Panics if the start offset is not greater than the parser's start.
     #[must_use]
     pub fn start_offset(&self) -> usize {
         unsafe {
@@ -77,6 +81,8 @@ impl<'pr> Location<'pr> {
     }
 
     /// Return the end offset from the beginning of the parsed source.
+    /// # Panics
+    /// Panics if the end offset is not greater than the parser's start.
     #[must_use]
     pub fn end_offset(&self) -> usize {
         unsafe {
@@ -135,7 +141,7 @@ pub struct NodeList<'pr> {
 impl<'pr> NodeList<'pr> {
     /// Returns an iterator over the nodes.
     #[must_use]
-    pub fn iter(&self) -> NodeListIter<'pr> {
+    pub const fn iter(&self) -> NodeListIter<'pr> {
         NodeListIter {
             parser: self.parser,
             pointer: self.pointer,
@@ -145,6 +151,14 @@ impl<'pr> NodeList<'pr> {
     }
 }
 
+impl<'pr> IntoIterator for &NodeList<'pr> {
+    type Item = Node<'pr>;
+    type IntoIter = NodeListIter<'pr>;
+    fn into_iter(self) -> Self::IntoIter {
+        self.iter()
+    }
+}
+
 impl std::fmt::Debug for NodeList<'_> {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         write!(f, "{:?}", self.iter().collect::<Vec<_>>())
@@ -159,7 +173,7 @@ pub struct ConstantId<'pr> {
 }
 
 impl<'pr> ConstantId<'pr> {
-    fn new(parser: NonNull<pm_parser_t>, id: pm_constant_id_t) -> Self {
+    const fn new(parser: NonNull<pm_parser_t>, id: pm_constant_id_t) -> Self {
         ConstantId { parser, id, marker: PhantomData }
     }
 
@@ -221,7 +235,7 @@ pub struct ConstantList<'pr> {
 impl<'pr> ConstantList<'pr> {
     /// Returns an iterator over the constants in the list.
     #[must_use]
-    pub fn iter(&self) -> ConstantListIter<'pr> {
+    pub const fn iter(&self) -> ConstantListIter<'pr> {
         ConstantListIter {
             parser: self.parser,
             pointer: self.pointer,
@@ -231,6 +245,14 @@ impl<'pr> ConstantList<'pr> {
     }
 }
 
+impl<'pr> IntoIterator for &ConstantList<'pr> {
+    type Item = ConstantId<'pr>;
+    type IntoIter = ConstantListIter<'pr>;
+    fn into_iter(self) -> Self::IntoIter {
+        self.iter()
+    }
+}
+
 impl std::fmt::Debug for ConstantList<'_> {
     fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
         write!(f, "{:?}", self.iter().collect::<Vec<_>>())
@@ -246,15 +268,15 @@ pub struct Integer<'pr> {
     marker: PhantomData<&'pr mut pm_constant_id_t>,
 }
 
-impl<'pr> Integer<'pr> {
-    fn new(pointer: *const pm_integer_t) -> Self {
+impl Integer<'_> {
+    const fn new(pointer: *const pm_integer_t) -> Self {
         Integer { pointer, marker: PhantomData }
     }
 
     /// Returns the sign and the u32 digits representation of the integer,
     /// ordered least significant digit first.
     #[must_use]
-    pub fn to_u32_digits(&self) -> (bool, &[u32]) {
+    pub const fn to_u32_digits(&self) -> (bool, &[u32]) {
         let negative = unsafe { (*self.pointer).negative };
         let length = unsafe { (*self.pointer).length };
         let values = unsafe { (*self.pointer).values };
@@ -294,7 +316,7 @@ impl TryInto<i32> for Integer<'_> {
 /// A diagnostic message that came back from the parser.
 #[derive(Debug)]
 pub struct Diagnostic<'pr> {
-    diagnostic: NonNull<pm_diagnostic_t>,
+    diag: NonNull<pm_diagnostic_t>,
     parser: NonNull<pm_parser_t>,
     marker: PhantomData<&'pr pm_diagnostic_t>,
 }
@@ -309,22 +331,22 @@ impl<'pr> Diagnostic<'pr> {
     #[must_use]
     pub fn message(&self) -> &str {
         unsafe {
-            let message: *mut c_char = self.diagnostic.as_ref().message.cast_mut();
+            let message: *mut c_char = self.diag.as_ref().message.cast_mut();
             CStr::from_ptr(message).to_str().expect("prism allows only UTF-8 for diagnostics.")
         }
     }
 
     /// The location of the diagnostic in the source.
     #[must_use]
-    pub fn location(&self) -> Location<'pr> {
-        Location::new(self.parser, unsafe { &self.diagnostic.as_ref().location })
+    pub const fn location(&self) -> Location<'pr> {
+        Location::new(self.parser, unsafe { &self.diag.as_ref().location })
     }
 }
 
 /// A comment that was found during parsing.
 #[derive(Debug)]
 pub struct Comment<'pr> {
-    comment: NonNull<pm_comment_t>,
+    content: NonNull<pm_comment_t>,
     parser: NonNull<pm_parser_t>,
     marker: PhantomData<&'pr pm_comment_t>,
 }
@@ -341,8 +363,8 @@ impl<'pr> Comment<'pr> {
 
     /// The location of the comment in the source.
     #[must_use]
-    pub fn location(&self) -> Location<'pr> {
-        Location::new(self.parser, unsafe { &self.comment.as_ref().location })
+    pub const fn location(&self) -> Location<'pr> {
+        Location::new(self.parser, unsafe { &self.content.as_ref().location })
     }
 }
 
@@ -353,10 +375,10 @@ pub struct MagicComment<'pr> {
     marker: PhantomData<&'pr pm_magic_comment_t>,
 }
 
-impl<'pr> MagicComment<'pr> {
+impl MagicComment<'_> {
     /// Returns the text of the comment's key.
     #[must_use]
-    pub fn key(&self) -> &[u8] {
+    pub const fn key(&self) -> &[u8] {
         unsafe {
             let start = self.comment.as_ref().key_start;
             let len = self.comment.as_ref().key_length as usize;
@@ -366,7 +388,7 @@ impl<'pr> MagicComment<'pr> {
 
     /// Returns the text of the comment's value.
     #[must_use]
-    pub fn value(&self) -> &[u8] {
+    pub const fn value(&self) -> &[u8] {
         unsafe {
             let start = self.comment.as_ref().value_start;
             let len = self.comment.as_ref().value_length as usize;
@@ -388,7 +410,11 @@ impl<'pr> Iterator for Diagnostics<'pr> {
 
     fn next(&mut self) -> Option<Self::Item> {
         if let Some(diagnostic) = NonNull::new(self.diagnostic) {
-            let current = Diagnostic { diagnostic, parser: self.parser, marker: PhantomData };
+            let current = Diagnostic {
+                diag: diagnostic,
+                parser: self.parser,
+                marker: PhantomData,
+            };
             self.diagnostic = unsafe { diagnostic.as_ref().node.next.cast::<pm_diagnostic_t>() };
             Some(current)
         } else {
@@ -410,7 +436,11 @@ impl<'pr> Iterator for Comments<'pr> {
 
     fn next(&mut self) -> Option<Self::Item> {
         if let Some(comment) = NonNull::new(self.comment) {
-            let current = Comment { comment, parser: self.parser, marker: PhantomData };
+            let current = Comment {
+                content: comment,
+                parser: self.parser,
+                marker: PhantomData,
+            };
             self.comment = unsafe { comment.as_ref().node.next.cast::<pm_comment_t>() };
             Some(current)
         } else {
@@ -549,7 +579,7 @@ impl<'pr> ParseResult<'pr> {
     }
 }
 
-impl<'pr> Drop for ParseResult<'pr> {
+impl Drop for ParseResult<'_> {
     fn drop(&mut self) {
         unsafe {
             pm_node_destroy(self.parser.as_ptr(), self.node.as_ptr());
@@ -755,12 +785,12 @@ mod tests {
 
     #[test]
     fn optional_loc_test() {
-        let source = r#"
+        let source = r"
 module Example
   x = call_func(3, 4)
   y = x.call_func 5, 6
 end
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -829,9 +859,9 @@ end
 
     #[test]
     fn call_flags_test() {
-        let source = r#"
+        let source = r"
 x
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -839,9 +869,9 @@ x
         let call = call.as_call_node().unwrap();
         assert!(call.is_variable_call());
 
-        let source = r#"
+        let source = r"
 x&.foo
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -852,9 +882,9 @@ x&.foo
 
     #[test]
     fn integer_flags_test() {
-        let source = r#"
+        let source = r"
 0b1
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -865,9 +895,9 @@ x&.foo
         assert!(!i.is_octal());
         assert!(!i.is_hexadecimal());
 
-        let source = r#"
+        let source = r"
 1
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -878,9 +908,9 @@ x&.foo
         assert!(!i.is_octal());
         assert!(!i.is_hexadecimal());
 
-        let source = r#"
+        let source = r"
 0o1
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -891,9 +921,9 @@ x&.foo
         assert!(i.is_octal());
         assert!(!i.is_hexadecimal());
 
-        let source = r#"
+        let source = r"
 0x1
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -907,9 +937,9 @@ x&.foo
 
     #[test]
     fn range_flags_test() {
-        let source = r#"
+        let source = r"
 0..1
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -917,9 +947,9 @@ x&.foo
         let range = range.as_range_node().unwrap();
         assert!(!range.is_exclude_end());
 
-        let source = r#"
+        let source = r"
 0...1
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -931,9 +961,9 @@ x&.foo
     #[allow(clippy::too_many_lines, clippy::cognitive_complexity)]
     #[test]
     fn regex_flags_test() {
-        let source = r#"
+        let source = r"
 /a/i
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -948,9 +978,9 @@ x&.foo
         assert!(!regex.is_utf_8());
         assert!(!regex.is_once());
 
-        let source = r#"
+        let source = r"
 /a/x
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -965,9 +995,9 @@ x&.foo
         assert!(!regex.is_utf_8());
         assert!(!regex.is_once());
 
-        let source = r#"
+        let source = r"
 /a/m
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -982,9 +1012,9 @@ x&.foo
         assert!(!regex.is_utf_8());
         assert!(!regex.is_once());
 
-        let source = r#"
+        let source = r"
 /a/e
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -999,9 +1029,9 @@ x&.foo
         assert!(!regex.is_utf_8());
         assert!(!regex.is_once());
 
-        let source = r#"
+        let source = r"
 /a/n
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -1016,9 +1046,9 @@ x&.foo
         assert!(!regex.is_utf_8());
         assert!(!regex.is_once());
 
-        let source = r#"
+        let source = r"
 /a/s
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -1033,9 +1063,9 @@ x&.foo
         assert!(!regex.is_utf_8());
         assert!(!regex.is_once());
 
-        let source = r#"
+        let source = r"
 /a/u
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -1050,9 +1080,9 @@ x&.foo
         assert!(regex.is_utf_8());
         assert!(!regex.is_once());
 
-        let source = r#"
+        let source = r"
 /a/o
-"#;
+";
         let result = parse(source.as_ref());
 
         let node = result.node();
@@ -1085,7 +1115,7 @@ x&.foo
             counts: NodeCounts,
         }
 
-        impl<'pr> Visit<'pr> for CountingVisitor {
+        impl Visit<'_> for CountingVisitor {
             fn visit_branch_node_enter(&mut self, _node: Node<'_>) {
                 self.counts.pre_parent += 1;
             }
@@ -1103,12 +1133,12 @@ x&.foo
             }
         }
 
-        let source = r#"
+        let source = r"
 module Example
   x = call_func(3, 4)
   y = x.call_func 5, 6
 end
-"#;
+";
         let result = parse(source.as_ref());
         let node = result.node();
         let mut visitor = CountingVisitor::default();
@@ -1144,12 +1174,12 @@ end
             }
         }
 
-        let source = r#"
+        let source = r"
 module Example
   x = call_func(3, 4)
   y = x.call_func 5, 6
 end
-"#;
+";
         let result = parse(source.as_ref());
         let node = result.node();
         let mut visitor = StackingNodeVisitor::default();