diff options
Diffstat (limited to 'src/errors/HandlerNotAFunction.txt')
-rw-r--r-- | src/errors/HandlerNotAFunction.txt | 32 |
1 files changed, 0 insertions, 32 deletions
diff --git a/src/errors/HandlerNotAFunction.txt b/src/errors/HandlerNotAFunction.txt deleted file mode 100644 index ff87443..0000000 --- a/src/errors/HandlerNotAFunction.txt +++ /dev/null @@ -1,32 +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 │ - └─────────────────────────────────────────────────────────────────────┘ - - -... as long as each handler is a function - -For example, the following expression is $_NOT valid: - - - ┌─────────────────────────────────────────┐ - │ merge { Foo = True } < Foo = 1 > : Bool │ - └─────────────────────────────────────────┘ - ⇧ - Invalid: Not a function - - -Your handler for this alternative: - -↳ $txt0 - -... has the following type: - -↳ $txt1 - -... which is not the type of a function |