allow no return types on operations

dunglas · Sep 14, 2017 · 7f3aee2 · 7f3aee2
1 parent 33e97f7
commit 7f3aee2
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Showing 2 changed files with 13 additions and 1 deletion.
diff --git a/src/hydra/parseHydraDocumentation.js b/src/hydra/parseHydraDocumentation.js
@@ -112,7 +112,15 @@ export default function parseHydraDocumentation(entrypointUrl, options = {}) {
 
         // Add fields
         for (let j = 0; j < entrypointSupportedOperations.length; j++) {
-          const className = entrypointSupportedOperations[j]['http://www.w3.org/ns/hydra/core#returns'][0]['@id'];
+          let className = entrypointSupportedOperations[j]['http://www.w3.org/ns/hydra/core#returns'];
+
+          // Skip operations not having a return type
+          if (!className) {
+            continue;
+          }
+
+          className = className[0]['@id'];
+
           if (0 === className.indexOf('http://www.w3.org/ns/hydra/core')) {
             continue;
           }

diff --git a/src/hydra/parseHydraDocumentation.test.js b/src/hydra/parseHydraDocumentation.test.js
@@ -163,6 +163,10 @@ test('parse a Hydra documentation', () => {
           "hydra:title": "Deletes the Book resource.",
           "rdfs:label": "Deletes the Book resource.",
           "returns": "owl:Nothing"
+        },
+        {
+          "@type": "hydra:Operation",
+          "hydra:method": "GET"
         }
       ]
     },