cargo-semver-checks 0.16.2

Scan your Rust crate for semver violations.
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SemverQuery(
    id: "enum_repr_int_removed",
    human_readable_name: "enum repr(u*)/repr(i*) removed",
    description: "An enum's repr attribute was removed.",
    reference: Some("The repr(u*) or repr(i*) attribute was removed from an enum. This can cause its memory representation to change, breaking FFI use cases."),
    required_update: Major,

    // TODO: Change the reference link to point to the cargo semver reference
    //       once it has a section on repr(u*)/repr(i*).
    reference_link: Some("https://doc.rust-lang.org/nomicon/other-reprs.html#repru-repri"),
    query: r#"
    {
        CrateDiff {
            baseline {
                item {
                    ... on Enum {
                        visibility_limit @filter(op: "=", value: ["$public"]) @output
                        name @tag @output

                        attribute {
                            old_attr: raw_attribute @output
                            content {
                                base @filter(op: "=", value: ["$repr"])
                                argument {
                                    base @filter(op: "regex", value: ["$repr_regex"])
                                }
                            }
                        }

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

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

                        attribute @fold @transform(op: "count") @filter(op: "=", value: ["$zero"]) {
                            content {
                                base @filter(op: "=", value: ["$repr"])
                                argument {
                                    base @filter(op: "regex", value: ["$repr_regex"])
                                }
                            }
                        }

                        span_: span @optional {
                            filename @output
                            begin_line @output
                        }
                    }
                }
            }
        }
    }"#,
    arguments: {
        "public": "public",
        "repr": "repr",
        "repr_regex": "[ui](\\d+|size)",
        "zero": 0,
    },
    error_message: "repr(u*) or repr(i*) was removed from an enum. This can cause its memory representation to change, breaking FFI use cases.",
    per_result_error_template: Some("enum {{name}} in {{span_filename}}:{{span_begin_line}}"),
)