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Diffstat (limited to '')
-rw-r--r-- | src/errors/InvalidOptionType.txt | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/src/errors/InvalidOptionType.txt b/src/errors/InvalidOptionType.txt new file mode 100644 index 0000000..3bc81de --- /dev/null +++ b/src/errors/InvalidOptionType.txt @@ -0,0 +1,44 @@ +Explanation: Every optional element ends with a type annotation for the element +that might be present, like this: + + + ┌────────────────────────┐ + │ [1] : Optional Integer │ An optional element that's present + └────────────────────────┘ + ⇧ + The type of the ❰Optional❱ element, which is an ❰Integer❱ + + + ┌────────────────────────┐ + │ [] : Optional Integer │ An optional element that's absent + └────────────────────────┘ + ⇧ + You still specify the type even when the element is absent + + +The element type must be a type and not something else. For example, the +following element types are $_NOT valid: + + + ┌──────────────────┐ + │ ... : Optional 1 │ + └──────────────────┘ + ⇧ + This is an ❰Integer❱ and not a ❰Type❱ + + + ┌─────────────────────┐ + │ ... : Optional Type │ + └─────────────────────┘ + ⇧ + This is a ❰Kind❱ and not a ❰Type❱ + + +Even if the element is absent you still must specify a valid type + +You declared that the ❰Optional❱ element should have type: + +↳ $txt0 + +... which is not a ❰Type❱ + |