Support nightly-2025-06-22 and later

Author: Enselic

CHANGELOG.md

@@ -1,5 +1,8 @@
 # `cargo-public-api` changelog
 
+## v0.48.0
+* Support `nightly-2025-06-22` and later.
+
 ## v0.47.1
 * Don't panic on `resolver = 3` in `Cargo.toml`.
 

Cargo.lock

@@ -10,7 +10,7 @@ Install the `cargo public-api` subcommand with a recent regular **stable** Rust
 cargo +stable install cargo-public-api --locked
 ```
 
-Ensure **nightly-2025-03-24** or later is installed (does not need to be the active toolchain) so `cargo public-api` can build rustdoc JSON for you:
+Ensure **nightly-2025-06-22** or later is installed (does not need to be the active toolchain) so `cargo public-api` can build rustdoc JSON for you:
 
 ```sh
 rustup install nightly --profile minimal
@@ -153,12 +153,12 @@ cargo public-api -sss
 
 | Version          | Understands the rustdoc JSON output of  |
 | ---------------- | --------------------------------------- |
-| 0.47.x           | nightly-2025-03-24 —                    |
+| 0.48.x           | nightly-2025-06-22 —                    |
+| 0.47.x           | nightly-2025-03-24 — nightly-2025-06-21 |
 | 0.46.x           | nightly-2025-03-16 — nightly-2025-03-23 |
 | 0.45.x           | nightly-2025-03-14 — nightly-2025-03-15 |
 | 0.43.x — 0.44.x  | nightly-2025-01-25 — nightly-2025-03-13 |
 | 0.40.x — 0.42.x  | nightly-2024-10-18 — nightly-2025-01-24 |
-| 0.39.x           | nightly-2024-10-13 — nightly-2024-10-17 |
 | earlier versions | see [here](https://github.com/cargo-public-api/cargo-public-api/blob/main/scripts/release-helper/src/version_info.rs) |
 
 # Contributing

README.md

@@ -1,7 +1,7 @@
 [package]
 edition = "2024"
 name = "cargo-public-api"
-version = "0.47.1"
+version = "0.48.0"
 default-run = "cargo-public-api"
 description = "List and diff the public API of Rust library crates between releases and commits. Detect breaking API changes and semver violations via CI or a CLI."
 homepage = "https://github.com/cargo-public-api/cargo-public-api"
@@ -44,7 +44,7 @@ version = "0.9.6"
 
 [dependencies.public-api]
 path = "../public-api"
-version = "0.47.1"
+version = "0.48.0"
 
 [dependencies.serde]
 version = "1.0.179"

cargo-public-api/Cargo.toml

@@ -183,6 +183,10 @@ fn debug_logging() {
 /// * [`MINIMUM_NIGHTLY_RUST_VERSION`] is not set too high
 /// * `cargo pubic-api` suggests the nightly toolchain might be too old when a
 ///   too old nightly toolchain is used
+///
+/// Note: If there is no rustdoc JSON incompatibilities in the previous version,
+/// this test will fail. In that case, feel to add an `#[ignore]` in the
+/// meantime.
 #[test]
 #[ignore = "this test assumes rustdoc JSON incomaptibilities in the previous version but that is not the case right now"]
 fn one_day_before_minimum_nightly_rust_version() {

cargo-public-api/tests/cargo-public-api-bin-tests.rs

@@ -102,7 +102,7 @@ pub fn comprehensive_api::functions::dyn_arg_one_trait(d: &dyn std::io::Write)
 pub fn comprehensive_api::functions::dyn_arg_one_trait_one_lifetime(d: &(dyn std::io::Write + 'static))
 pub fn comprehensive_api::functions::dyn_arg_two_traits(d: &(dyn std::io::Write + core::marker::Send))
 pub fn comprehensive_api::functions::dyn_arg_two_traits_one_lifetime(d: &(dyn std::io::Write + core::marker::Send + 'static))
-pub fn comprehensive_api::functions::fn_arg(f: impl core::ops::function::Fn(bool, comprehensive_api::structs::Plain) -> bool, f_mut: impl core::ops::function::FnMut())
+pub fn comprehensive_api::functions::fn_arg(f: impl core::ops::function::Fn(bool, comprehensive_api::structs::Plain) -> bool, f_mut: impl core::ops::function::FnMut)
 pub fn comprehensive_api::functions::generic_arg<T>(t: T) -> T
 pub fn comprehensive_api::functions::generic_bound<T: core::marker::Sized>(t: T) -> T
 pub fn comprehensive_api::functions::impl_multiple<T>(t: impl comprehensive_api::traits::Simple + core::convert::AsRef<T>) -> impl comprehensive_api::traits::Simple

cargo-public-api/tests/snapshots/cargo_public_api_bin_tests__comprehensive_api.snap

@@ -1,5 +1,8 @@
 # `public-api` changelog
 
+## v0.48.0
+* Support `nightly-2025-06-22` and later.
+
 ## v0.47.1
 * Bump deps.
 

public-api/CHANGELOG.md

@@ -1,7 +1,7 @@
 [package]
 edition = "2024"
 name = "public-api"
-version = "0.47.1"
+version = "0.48.0"
 description = "List and diff the public API of Rust library crates. Relies on rustdoc JSON output from the nightly toolchain."
 homepage = "https://github.com/cargo-public-api/cargo-public-api/tree/main/public-api"
 documentation = "https://docs.rs/public-api"
@@ -23,7 +23,7 @@ version = "1.0.104"
 features = ["unbounded_depth"]
 
 [dependencies.rustdoc-types]
-version = "0.39.0"
+version = "0.51.0"
 
 [dev-dependencies]
 anyhow = "1.0.75"

public-api/Cargo.toml

@@ -62,7 +62,7 @@ pub use public_item::PublicItem;
 /// The rustdoc JSON format is still changing, so every now and then we update
 /// this library to support the latest format. If you use this version of
 /// nightly or later, you should be fine.
-pub const MINIMUM_NIGHTLY_RUST_VERSION: &str = "nightly-2025-03-24";
+pub const MINIMUM_NIGHTLY_RUST_VERSION: &str = "nightly-2025-06-22";
 // End-marker for scripts/release-helper/src/bin/update-version-info/main.rs
 
 /// See [`Builder`] method docs for what each field means.

public-api/src/lib.rs

@@ -787,7 +787,9 @@ impl<'c> RenderingContext<'c> {
 
     fn render_assoc_item_constraint(&self, constraints: &AssocItemConstraint) -> Vec<Token> {
         let mut output = vec![Token::identifier(&constraints.name)];
-        output.extend(self.render_generic_args(&constraints.args));
+        if let Some(generic_args) = &constraints.args {
+            output.extend(self.render_generic_args(generic_args));
+        }
         match &constraints.binding {
             AssocItemConstraintKind::Equality(term) => {
                 output.extend(equals());