Patching
Patch data in your applications.
Merge
*Merges different key:values*
A = `{"a":[1,2,3]}`
B = `{"blah":true}`
Result = `{"blah":true, "a":[1,2,3]}`
*For id lists, merge will append*
A = `{"a":[{"id": 1}]}`
B = `{"a":[{"id": 2}]}`
Result = `{"a":[{"id": 2}, {"id":1}]}`
*Simple merge of key:values and within a list*
A = `{"a":[{"id": "1", "other":true}], "blah":1}`
B = `{"a":[{"id": "2"},{"id":"1", "other":false}]}`
Result = `{"a":[{"id": "2"},{"id": "1"}], "blah":1}`
*Different types should overwrite fine*
A = `{"a":[{"id": "1"}], "blah":1}`
B = `{"a":[{"id": "2"}], "blah":"string"}`
Result = `{"a":[{"id": "2"},{"id": "1"}], "blah":1}`
*Deep merge, notice the "id":"1" matches, so those dicts are merged in the list*
A = `{"a":[{"id": "1","hey":true}], "blah":1}`
B = `{"a":[{"id": "1","foo":"bar","hey":false},{"id":"2"}], "blah":"string"}`
Result = `{"a":[{"hey":true,"id": "1","foo":"bar"},{"id":"2"}], "blah":1}`
*For non-id lists, merge will append*
A = `{"a":[{"blah": "1"}], "blah":1}`
B = `{"a":[{"blah": "2"}], "blah":"string"}`
Result = `{"a":[{"blah": "2"}, {"blah":"1"}], "blah":1}`
*For non-id lists, merge will append*
A = `{"a":[{"blah": "1"}], "blah":1, "dict":{"a":1,"b":2}}`
B = `{"a":[{"blah": "2"}], "blah":"string"}`
Result = `{"a":[{"blah": "2"}, {"blah":"1"}], "blah":1, "dict":{"a":1,"b":2}}`
*Simple overwrite root element*
A = `{"key1":true}`
B = `{"key1":{"key2":"value2", "key3":"value3"}}`
Result = `{"key1":true}`
*Overwrite a sub element*
A = `{"key1":{"key2":true}}`
B = `{"key1":{"key2":"value2", "key3":"value3"}}`
Result = `{"key1":{"key2":true, "key3":"value3"}}`
*Merge a sub element*
A = `{"key1":{"key2":{"key4":"value4"}}}`
B = `{"key1":{"key2":"value2", "key3":"value3"}}`
Result = `{"key1":{"key2":{"key4":"value4"}, "key3":"value3"}}`
*Merge multiple trees*
A = `{"key1":{"key2":{"key9":"value9"}, "key3":{"key4":"value4", "key10":[1,2,3]}}, "key6":{"key11":"value11"}}`
B = `{"key1":{"key2":"value2", "key3":{"key4":{"key5":"value5"}}}, "key6":{"key7":{"key8":"value8"}}}`
Result = `{"key1":{"key2":{"key9":"value9"}, "key3":{"key4":"value4", "key10":[1,2,3]}}, "key6":{"key7":{"key8":"value8"}, "key11":"value11"}}`
*Merge {} element will replace*
A = `{"key1":{"key2":{}}}`
B = `{"key1":{"key2":"value2", "key3":"value3"}}`
Result = `{"key1":{"key2":{}, "key3":"value3"}}`
*Merge a null element does nothing*
A = `{"key1":{"key2":null}}`
B = `{"key1":{"key2":"value2", "key3":"value3"}}`
Result = `{"key1":{"key2":"value2", "key3":"value3"}}`
*Merge a blank list [] will replace root element*
A = `{"key1":[]}`
B = `{"key1":{"key2":"value2", "key3":"value3"}}`
Result = `{"key1":[]}`
*Merge a blank list [] will replace single element*
A = `{"key1":{"key2":[]}}`
B = `{"key1":{"key2":"value2", "key3":"value3"}}`
Result = `{"key1":{"key2":[], "key3":"value3"}}`
*Merge a blank list [] will remove nested objects*
A = `{"key1":{"key2":[{"key3":"value3"}]}}`
B = `{"key1":{"key2":{"key3":"value3"}}}`
Result = `{"key1":{"key2":[{"key3":"value3"}]}}`
*Merge an existing list with some other struct*
A = `{"key1":{"key2":{"key3":[{"key4":"value4"}]}}}`
B = `{"key1":{"key2":[]}}`
Result = `{"key1":{"key2":{"key3":[{"key4":"value4"}]}}}`Remove
Overwrite
Last updated
Was this helpful?