prettier/tests/format/yaml/flow-mapping/long-plain.yml

{longlonglonglonglonglonglonglonglonglonglonglonglonglonglonglong1,longlonglonglonglonglonglonglonglonglonglonglonglonglonglonglong2,longlonglonglonglonglonglonglonglonglonglonglonglonglonglonglong3}