[All] Fix #4221 Fable.Type union case arg names (#4223)

Author: ncave

src/Fable.AST/Fable.fs

@@ -191,16 +191,16 @@ type Type =
     | String
     | Regex
     | Number of kind: NumberKind * info: NumberInfo
-    | Option of genArg: Type * isStruct: bool
-    | Tuple of genArg: Type list * isStruct: bool
-    | Array of genArg: Type * kind: ArrayKind
-    | List of genArg: Type
+    | Option of genericArg: Type * isStruct: bool
+    | Tuple of genericArg: Type list * isStruct: bool
+    | Array of genericArg: Type * kind: ArrayKind
+    | List of genericArg: Type
     | LambdaType of argType: Type * returnType: Type
     | DelegateType of argTypes: Type list * returnType: Type
     | GenericParam of name: string * isMeasure: bool * constraints: Constraint list
-    | DeclaredType of ref: EntityRef * genArgs: Type list
-    | AnonymousRecordType of fieldNames: string[] * genArgs: Type list * isStruct: bool
-    | Nullable of genArg: Type * isStruct: bool
+    | DeclaredType of ref: EntityRef * genericArgs: Type list
+    | AnonymousRecordType of fieldNames: string[] * genericArgs: Type list * isStruct: bool
+    | Nullable of genericArg: Type * isStruct: bool
 
     member this.Generics =
         match this with

src/Fable.Cli/CHANGELOG.md

@@ -14,6 +14,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 
+* [All] Fix #4221 Fable.Type union case arg names (by @ncave)
 * [All] Erase Nullable Reference Types to inner type (by @ncave)
 * [Python] Improve Python (e.g. Pydantic) interop (by @dbrattli)
 * [JS/TS] Fix comparers for non-nullable types (by @ncave)

src/Fable.Compiler/CHANGELOG.md

@@ -9,6 +9,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ### Fixed
 
+* [All] Fix #4221 Fable.Type union case arg names (by @ncave)
 * [All] Erase Nullable Reference Types to inner type (by @ncave)
 * [Python] Improve Python (e.g. Pydantic) interop (by @dbrattli)
 * [JS/TS] Fix comparers for non-nullable types (by @ncave)