Smarter variant object construction (#11273)

2019-05-26 12:22:02 -07:00 · 2019-05-26 12:22:02 -07:00 · f774426095
commit f774426095
parent 16aa10dfe1
9 changed files with 333 additions and 15 deletions
--- a/tests/objvariant/trt_discrim_err3.nim
+++ b/tests/objvariant/trt_discrim_err3.nim
@ -0,0 +1,17 @@
+discard """
+  errormsg: "runtime discriminator must be immutable if branch fields are initialized, a 'let' binding is required."
+  line: 16
+"""
+
+type
+  Kind = enum k1, k2, k3, k4, k5
+  KindObj = object
+    case kind: Kind
+    of k1, k2..k3: i32: int32
+    of k4: f32: float32
+    else: str: string
+
+var kind = k3
+case kind
+of k2: discard KindObj(kind: kind, i32: 1)
+else: discard KindObj(kind: kind, str: "3")