fork from bc4552c5a8

common/mergeJsonSchema.js

@@ -0,0 +1,34 @@
+function isPlainObject(obj) {
+  return obj ? typeof obj === 'object' && Object.getPrototypeOf(obj) === Object.prototype : false;
+}
+
+function handleProperties(sourceProperties, mergeProperties){
+  if(!isPlainObject(mergeProperties)){
+    return mergeProperties
+  }
+  if(! isPlainObject(sourceProperties)){
+    return mergeProperties
+  }
+  Object.keys(mergeProperties).forEach(key=>{
+    mergeProperties[key]= handleSchema(sourceProperties[key], mergeProperties[key])
+  })
+  return mergeProperties;
+}
+
+
+function handleSchema(source, merge){
+  if(!isPlainObject(source)) return merge;
+  if(!isPlainObject(merge)) return merge;
+  let result = {}
+  Object.assign(result, source, merge)
+  if(merge.type === 'object'){
+    result.properties = handleProperties(source.properties, merge.properties);
+  }else if(merge.type === 'array'){
+    result.items = handleSchema(source.items, merge.items);
+  }
+  return result;
+}
+
+module.exports = function(sourceJsonSchema, mergeJsonSchema){
+  return handleSchema(sourceJsonSchema, mergeJsonSchema)
+}