cargo-semver-checks 0.45.0

Scan your Rust crate for semver violations.
Documentation 
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SemverQuery(
    id: "trait_unsafe_added",
    human_readable_name: "pub trait became unsafe",
    description: "A public trait became unsafe, requiring `unsafe impl` blocks to implement it.",
    required_update: Major,
    lint_level: Deny,
    reference_link: Some("https://doc.rust-lang.org/book/ch19-01-unsafe-rust.html#implementing-an-unsafe-trait"),
    query: r#"
    {
        CrateDiff {
            baseline {
                item {
                    ... on Trait {
                        visibility_limit @filter(op: "=", value: ["$public"]) @output
                        unsafe @filter(op: "!=", value: ["$true"])
                        public_api_sealed @filter(op: "!=", value: ["$true"])

                        importable_path {
                            path @output @tag
                            public_api @filter(op: "=", value: ["$true"])
                        }
                    }
                }
            }
            current {
                item {
                    ... on Trait {
                        visibility_limit @filter(op: "=", value: ["$public"])
                        name @output
                        unsafe @filter(op: "=", value: ["$true"])

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

                        span_: span @optional {
                            filename @output
                            begin_line @output
                            end_line @output
                        }
                    }
                }
            }
        }
    }"#,
    arguments: {
        "public": "public",
        "true": true,
    },
    error_message: "A publicly-visible trait became `unsafe`, so implementing it now requires an `unsafe impl` block.",
    per_result_error_template: Some("trait {{join \"::\" path}} in file {{span_filename}}:{{span_begin_line}}"),
    witness: (
        hint_template: r#"struct Witness;
impl {{join "::" path}} for Witness {...}"#,
    ),
)