Nim regression test for canBeImplicit

.github/workflows/action.yml

@@ -13,9 +13,8 @@ jobs:
           - windows-latest
           - macOS-latest
         nim-version:
-          - '2.0.x'
-          - stable
-          - devel
+          - '2.0.0'
+          - '2.0.2'
     steps:
     - name: Checkout
       uses: actions/checkout@v2
@@ -47,11 +46,4 @@ jobs:
 
     - name: Test
       run: |
-        nim lexerTests
-        nim parserTests
-        nim jsonTests
-        nim domTests
-        nim nativeTests
-        nim quickstartTests
-        nim hintsTests
-        nim presenterTests
+        nim test

config.nims

@@ -6,7 +6,7 @@ task build, "Compile the YAML module into a library":
 task test, "Run all tests":
   --r
   --verbosity:0
-  setCommand "c", "test/tests"
+  setCommand "c", "test/tnimregress"
 
 task lexerTests, "Run lexer tests":
   --r

test/tnimregress.nim

@@ -0,0 +1,33 @@
+import unittest, macros
+
+type
+  Person = object
+    name: string
+
+  ContainerKind = enum
+    ckString, ckInt, ckBool, ckPerson, ckNone
+
+  Container = object
+    case kind: ContainerKind
+    of ckString:
+      strVal: string
+    of ckInt:
+      intVal: int
+    of ckBool:
+      boolVal: bool
+    of ckPerson:
+      personVal: Person
+    of ckNone:
+      discard
+
+proc canBeImplicit(t: typedesc): string {.compileTime.} =
+  ## returns empty string if type can be implicit, else the reason why it can't
+  let tDesc = getType(t)
+  if tDesc.kind != nnkObjectTy: return "type is not an object"
+  return ""
+
+suite "Nim Regression Tests":
+  test "canBeImplicit":
+    const res = canBeImplicit(Container)
+    assert len(res) == 0, "unexpected error for canBeImplicit: " & res
+