https://github.com/YaccConstructor/YaccConstructor/blob/67b6a137f8fc1d4d116316e15fd497227fc32c5a/src/RIGLRGenerator/RIGLRGenerator.fs#L23
When trigger completion inside Split identifier, FCS gives members from Array type instead of string.