I have comtom struct: struct Ci pre::Union{Ci,String} next::String end I can add chain method to construct an instance of it: (::Colon)(x::Vararg{String})=begin pre=x[1] for next_ in x[2:end] pre=Ci(pre,next_) end return pre end "a":"b":"c" Ci(Ci("a", "b"), "c") …

[image] Brian1: Maybe it is not a problem of infix operator? You are probably right. I don’t know enough about ::Colon and parser restrictions (.. could clash with the broadcast operator . somehow?), but the following variations seem to work (&)(pre::Union{String,Ci},next_::String)=return Ci…

Add custom chain method

New to Julia

goerch April 17, 2022, 7:22am 2

See this post, which references this post, which contains further references.

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Add custom chain method

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