cargo-semver-checks 0.19.0

Scan your Rust crate for semver violations.
Documentation 
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SemverQuery(
    id: "auto_trait_impl_removed",
    human_readable_name: "auto trait no longer implemented",
    description: "A type has stopped implementing one or more auto traits.",
    required_update: Major,
    // TODO: Add a better reference link once the cargo semver reference has a section on auto traits.
    reference_link: Some("https://doc.rust-lang.org/reference/special-types-and-traits.html#auto-traits"),
    query: r#"
    {
        CrateDiff {
            baseline {
                item {
                    ... on ImplOwner {
                        visibility_limit @filter(op: "=", value: ["$public"]) @output

                        importable_path {
                            path @output @tag
                        }

                        impl {
                            negative @filter(op: "=", value: ["$false"])

                            implemented_trait {
                                trait {
                                    auto_trait: name @output

                                    canonical_path {
                                        auto_trait_path: path
                                            @filter(op: "one_of", value: ["$auto_traits"])
                                            @output
                                            @tag
                                    }
                                }
                            }
                        }
                    }
                }
            }
            current {
                item {
                    ... on ImplOwner {
                        visibility_limit @filter(op: "=", value: ["$public"])
                        name @output

                        importable_path {
                            path @filter(op: "=", value: ["%path"])
                        }

                        impl @fold @transform(op: "count") @filter(op: "=", value: ["$zero"]) {
                            negative @filter(op: "=", value: ["$false"])

                            implemented_trait {
                                trait {
                                    canonical_path {
                                        path @filter(op: "=", value: ["%auto_trait_path"])
                                    }
                                }
                            }
                        }

                        span_: span @optional {
                            filename @output
                            begin_line @output
                        }
                    }
                }
            }
        }
    }"#,
    arguments: {
        "public": "public",
        "zero": 0,
        "false": false,
        "auto_traits": [
            ["core", "marker", "Send"],
            ["core", "marker", "Sync"],
            ["core", "marker", "Unpin"],
            ["core", "panic", "unwind_safe", "RefUnwindSafe"],
            ["core", "panic", "unwind_safe", "UnwindSafe"],
        ],
    },
    error_message: "A public type has stopped implementing one or more auto traits. This can break downstream code that depends on the traits being implemented.",
    per_result_error_template: Some("type {{name}} is no longer {{auto_trait}}, in {{span_filename}}:{{span_begin_line}}"),
)