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Remove broken patterns example

This commit is contained in:
Emery Hemingway 2023-08-16 09:38:23 +01:00
parent 66f435a279
commit 73d29da071
1 changed files with 1 additions and 11 deletions
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12
src/syndicate/patterns.nim
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@ -178,17 +178,7 @@ proc match(bindings: sink openArray[(int, Pattern)]; i: int; pat: var Pattern):
proc grab*(typ: static typedesc; bindings: sink openArray[(int, Pattern)]): Pattern =
## Construct a `Pattern` from type `typ` that selectively captures fields.
runnableExamples:
import preserves
from std/unittest import check
type
Point = tuple[x: int; y: int]
Rect {.preservesRecord: "rect".} = tuple[a: Point; B: Point]
ColoredRect {.preservesDictionary.} = tuple[color: string; rect: Rect]
check:
$grab(Point, { 1: grab() }) == "<arr [<_> <bind <_>>]>"
$grab(Rect, { 0: grab() }) == "<rec rect [<bind <_>> <arr [<_> <_>]>]>"
when typ is ref:
when typ is ptr | ref:
grab(pointerBase(typ), bindings)
elif typ.hasPreservesRecordPragma:
var rec = DCompoundRec(label: typ.recordLabel.tosymbol(Cap))