From e5d9aee00b0c775df1d8e2d8819aeb80dffa73c2 Mon Sep 17 00:00:00 2001 From: Nadrieril Date: Fri, 1 Mar 2019 17:28:19 +0100 Subject: Split abnf_to_pest and dhall into their own crates --- src/errors/MustMergeARecord.txt | 43 ----------------------------------------- 1 file changed, 43 deletions(-) delete mode 100644 src/errors/MustMergeARecord.txt (limited to 'src/errors/MustMergeARecord.txt') diff --git a/src/errors/MustMergeARecord.txt b/src/errors/MustMergeARecord.txt deleted file mode 100644 index 79094bd..0000000 --- a/src/errors/MustMergeARecord.txt +++ /dev/null @@ -1,43 +0,0 @@ -Explanation: You can ❰merge❱ the alternatives of a union using a record with one -handler per alternative, like this: - - - ┌─────────────────────────────────────────────────────────────────────┐ - │ let union = < Left = +2 | Right : Bool > │ - │ in let handlers = { Left = Natural/even, Right = λ(x : Bool) → x } │ - │ in merge handlers union : Bool │ - └─────────────────────────────────────────────────────────────────────┘ - - -... but the first argument to ❰merge❱ must be a record and not some other type. - -For example, the following expression is $_NOT valid: - - - ┌─────────────────────────────────────────┐ - │ let handler = λ(x : Bool) → x │ - │ in merge handler < Foo = True > : True │ - └─────────────────────────────────────────┘ - ⇧ - Invalid: ❰handler❱ isn't a record - - -You provided the following handler: - -↳ $txt0 - -... which is not a record, but is actually a value of type: - -↳ $txt1 - -Some common reasons why you might get this error: - -● You accidentally provide an empty record type instead of an empty record when - you ❰merge❱ an empty union: - - - ┌──────────────────────────────────────────┐ - │ λ(x : <>) → λ(a : Type) → merge {} x : a │ - └──────────────────────────────────────────┘ - ⇧ - This should be ❰{=}❱ instead -- cgit v1.2.3