fix: process as Custom event any context.type not starting by "dev.cdevent."

cdevents-sdk/examples/samples_ok/custom_cdeventsx.json

@@ -0,0 +1,13 @@
+{
+  "context": {
+      "specversion": "0.5.1",
+      "id": "0",
+      "source": "https://app.cdviz.dev/probe",
+      "type": "dev.cdeventsx.probes.ping.0.1.0",
+      "timestamp": "2026-06-25T12:00:00Z"
+  },
+  "subject": {
+      "id": "0",
+      "content": {}
+  }
+}

cdevents-sdk/examples/samples_ok/custom_domain.json

@@ -0,0 +1,13 @@
+{
+  "context": {
+      "specversion": "0.5.1",
+      "id": "0",
+      "source": "https://app.cdviz.dev/probe",
+      "type": "com.example.probes.ping.0.1.0",
+      "timestamp": "2026-06-25T12:00:00Z"
+  },
+  "subject": {
+      "id": "0",
+      "content": {}
+  }
+}

cdevents-sdk/tests/specs.rs

@@ -87,7 +87,12 @@ fn events_schemas() -> &'static EventsSchemas {
 }
 
 #[rstest]
-fn can_serde_example(#[files("../cdevents-specs/spec-*/examples/*.json")] #[files("../cdevents-specs/spec-*/conformance/*.json")] #[files("../cdevents-specs/spec-*/custom/conformance.json")] path: PathBuf) {
+fn can_serde_example(
+    #[files("../cdevents-specs/spec-*/examples/*.json")]
+    #[files("../cdevents-specs/spec-*/conformance/*.json")]
+    #[files("../cdevents-specs/spec-*/custom/conformance.json")]
+    #[files("examples/samples_ok/*.json")]
+    path: PathBuf) {
     let example_txt = fs::read_to_string(path).expect("to read file as string");
     // HACK uri are stored ad http::Uri, they are "normalized" when serialized, so prenormalization to avoid failure like
     // json atoms at path ".subject.content.repository.source" are not equal:

generator/templates/mod.hbs

@@ -35,20 +35,26 @@ pub enum Content {
 
 impl Content {
     pub fn from_json(ty: &str, json: serde_json::Value) -> Result<Self, serde_json::Error>{
+        if ty.chars().filter(|&c| c == '.').count() != 6 {
+              return Err(serde_json::Error::custom(format_args!(
+                  "invalid context.type format `{}`, expected '\{{tld}}.\{{domain}}.\{{subject}}.\{{predicate}}.\{{version_major}}.\{{version_minor}}.\{{version_patch}}(-\{{version_modifier}})?'",
+                  ty,
+              )))
+        }
         match ty {
             {{#each variants }}
             {{to_screaming_snake_case this.rust_module}} => {
                 let variant: {{this.rust_module}}::Content = serde_json::from_value(json)?;
                 Ok(variant.into())
             },
             {{/each}}
-            variant => if variant.starts_with("dev.cdeventsx.") {
-                Ok(Self::Custom{ ty: ty.to_string(), json })
-            } else {
+            variant => if variant.starts_with("dev.cdevents.") {
               Err(serde_json::Error::custom(format_args!(
                   "unknown variant `{}`, expected 'dev.cdevents.\{{subject}}.\{{predicate}}.\{{version}}'",
                   variant,
               )))
+            } else {
+                Ok(Self::Custom{ ty: ty.to_string(), json })
             },
         }
     }