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pchiusano/typealigned-error.txt

Created July 16, 2014 15:01
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The most epic, uninformative, confusing Scala type error I've ever seen
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typealigned-error.txt
[error] /Users/pchiusano/Dropbox/projects/scalaz-stream/src/main/scala/scalaz/stream/TypeAligned.scala:190: type mismatch;
[error] found : Q[[x(in type f), y(in type f)]typealigned.CQ[Q,C,x(in type f),y(in type f)],x(in method apply),b]
[error] required: Q[[x(in type f), y(in type f)]typealigned.CQ[Q,C,x(in type f),y(in type f)],y(in method apply),b]
[error] val tl = linkAll[C,y,b](t.value)
@pchiusano
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Fixed by removing [C,y,b] annotation!

@mentalisttraceur
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Having error messages this non-obvious is abusive.

image

(I didn't actually report, just thought the wording in the report prompt was amusingly fitting.)

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