feat(stackable-versioned): Add YAML serialization for merged CRD

Author: Techassi

Cargo.lock

@@ -22,9 +22,10 @@ proc-macro = true
 
 [features]
 full = ["k8s"]
-k8s = ["dep:kube", "dep:k8s-openapi"]
+k8s = ["dep:kube", "dep:k8s-openapi", "dep:stackable-shared"]
 
 [dependencies]
+stackable-shared = { path = "../stackable-shared", optional = true }
 k8s-version = { path = "../k8s-version", features = ["darling"] }
 
 convert_case.workspace = true

crates/stackable-versioned-macros/Cargo.toml

@@ -382,13 +382,43 @@ impl VersionedStruct {
 
             #[automatically_derived]
             impl #enum_ident {
-                /// Generates a merged CRD which contains all versions defined using the
-                /// `#[versioned()]` macro.
+                /// Generates a merged CRD which contains all versions defined using the `#[versioned()]` macro.
                 pub fn merged_crd(
                     stored_apiversion: Self
                 ) -> ::std::result::Result<::k8s_openapi::apiextensions_apiserver::pkg::apis::apiextensions::v1::CustomResourceDefinition, ::kube::core::crd::MergeError> {
                     ::kube::core::crd::merge_crds(vec![#(#crd_fn_calls),*], &stored_apiversion.to_string())
                 }
+
+                /// Generates and writes a merged CRD which contains all versions defined using the `#[versioned()]`
+                /// macro to a file located at `path`.
+                pub fn write_merged_crd<P>(path: P, stored_apiversion: Self, operator_version: &str)
+                    where P: AsRef<::std::path::Path>
+                {
+                    use ::stackable_shared::yaml::{YamlSchema, SerializeOptions};
+
+                    let merged_crd = Self::merged_crd(stored_apiversion).unwrap();
+
+                    YamlSchema::write_yaml_schema(
+                        &merged_crd,
+                        path,
+                        operator_version,
+                        SerializeOptions::default()
+                    ).unwrap();
+                }
+
+                /// Generates and writes a merged CRD which contains all versions defined using the `#[versioned()]`
+                /// macro to stdout.
+                pub fn print_merged_crd(stored_apiversion: Self, operator_version: &str) {
+                    use ::stackable_shared::yaml::{YamlSchema, SerializeOptions};
+
+                    let merged_crd = Self::merged_crd(stored_apiversion).unwrap();
+
+                    YamlSchema::print_yaml_schema(
+                        &merged_crd,
+                        operator_version,
+                        SerializeOptions::default()
+                    ).unwrap();
+                }
             }
         }
     }