fix: Hidden should not cause additionalProperties to be true.

factory/formatter.ts

@@ -1,18 +1,20 @@
-import { Config } from "../src/Config";
 import { ChainTypeFormatter } from "../src/ChainTypeFormatter";
 import { CircularReferenceTypeFormatter } from "../src/CircularReferenceTypeFormatter";
+import { Config } from "../src/Config";
+import { MutableTypeFormatter } from "../src/MutableTypeFormatter";
 import { TypeFormatter } from "../src/TypeFormatter";
 import { AliasTypeFormatter } from "../src/TypeFormatter/AliasTypeFormatter";
 import { AnnotatedTypeFormatter } from "../src/TypeFormatter/AnnotatedTypeFormatter";
 import { AnyTypeFormatter } from "../src/TypeFormatter/AnyTypeFormatter";
-import { SymbolTypeFormatter } from "../src/TypeFormatter/SymbolTypeFormatter";
 import { ArrayTypeFormatter } from "../src/TypeFormatter/ArrayTypeFormatter";
 import { BooleanTypeFormatter } from "../src/TypeFormatter/BooleanTypeFormatter";
 import { DefinitionTypeFormatter } from "../src/TypeFormatter/DefinitionTypeFormatter";
 import { EnumTypeFormatter } from "../src/TypeFormatter/EnumTypeFormatter";
+import { HiddenTypeFormatter } from "../src/TypeFormatter/HiddenTypeFormatter";
 import { IntersectionTypeFormatter } from "../src/TypeFormatter/IntersectionTypeFormatter";
 import { LiteralTypeFormatter } from "../src/TypeFormatter/LiteralTypeFormatter";
 import { LiteralUnionTypeFormatter } from "../src/TypeFormatter/LiteralUnionTypeFormatter";
+import { NeverTypeFormatter } from "../src/TypeFormatter/NeverTypeFormatter";
 import { NullTypeFormatter } from "../src/TypeFormatter/NullTypeFormatter";
 import { NumberTypeFormatter } from "../src/TypeFormatter/NumberTypeFormatter";
 import { ObjectTypeFormatter } from "../src/TypeFormatter/ObjectTypeFormatter";
@@ -21,13 +23,12 @@ import { PrimitiveUnionTypeFormatter } from "../src/TypeFormatter/PrimitiveUnion
 import { ReferenceTypeFormatter } from "../src/TypeFormatter/ReferenceTypeFormatter";
 import { RestTypeFormatter } from "../src/TypeFormatter/RestTypeFormatter";
 import { StringTypeFormatter } from "../src/TypeFormatter/StringTypeFormatter";
+import { SymbolTypeFormatter } from "../src/TypeFormatter/SymbolTypeFormatter";
 import { TupleTypeFormatter } from "../src/TypeFormatter/TupleTypeFormatter";
 import { UndefinedTypeFormatter } from "../src/TypeFormatter/UndefinedTypeFormatter";
 import { UnionTypeFormatter } from "../src/TypeFormatter/UnionTypeFormatter";
 import { UnknownTypeFormatter } from "../src/TypeFormatter/UnknownTypeFormatter";
 import { VoidTypeFormatter } from "../src/TypeFormatter/VoidTypeFormatter";
-import { MutableTypeFormatter } from "../src/MutableTypeFormatter";
-import { NeverTypeFormatter } from "../src/TypeFormatter/NeverTypeFormatter";
 
 export type FormatterAugmentor = (
     formatter: MutableTypeFormatter,
@@ -55,6 +56,7 @@ export function createFormatter(config: Config, augmentor?: FormatterAugmentor):
         .addTypeFormatter(new UndefinedTypeFormatter())
         .addTypeFormatter(new UnknownTypeFormatter())
         .addTypeFormatter(new VoidTypeFormatter())
+        .addTypeFormatter(new HiddenTypeFormatter())
         .addTypeFormatter(new NeverTypeFormatter())
 
         .addTypeFormatter(new LiteralTypeFormatter())

src/NodeParser/HiddenTypeNodeParser.ts

@@ -2,7 +2,7 @@ import ts from "typescript";
 import { Context } from "../NodeParser";
 import { SubNodeParser } from "../SubNodeParser";
 import { BaseType } from "../Type/BaseType";
-import { NeverType } from "../Type/NeverType";
+import { HiddenType } from "../Type/HiddenType";
 import { isNodeHidden } from "../Utils/isHidden";
 
 export class HiddenNodeParser implements SubNodeParser {
@@ -13,6 +13,6 @@ export class HiddenNodeParser implements SubNodeParser {
     }
 
     public createType(_node: ts.KeywordTypeNode, _context: Context): BaseType {
-        return new NeverType();
+        return new HiddenType();
     }
 }

src/Type/HiddenType.ts

@@ -0,0 +1,7 @@
+import { NeverType } from "./NeverType";
+
+export class HiddenType extends NeverType {
+    public getId(): string {
+        return "hidden";
+    }
+}

src/TypeFormatter/HiddenTypeFormatter.ts

@@ -0,0 +1,16 @@
+import { Definition } from "../Schema/Definition";
+import { SubTypeFormatter } from "../SubTypeFormatter";
+import { BaseType } from "../Type/BaseType";
+import { HiddenType } from "../Type/HiddenType";
+
+export class HiddenTypeFormatter implements SubTypeFormatter {
+    public supportsType(type: HiddenType): boolean {
+        return type instanceof HiddenType;
+    }
+    public getDefinition(type: HiddenType): Definition {
+        return { additionalProperties: false };
+    }
+    public getChildren(type: HiddenType): BaseType[] {
+        return [];
+    }
+}

test/config.test.ts

@@ -269,8 +269,18 @@ describe("config", () => {
 
     it(
         "jsdoc-hidden-types",
-        assertSchema("jsdoc-hidden", {
-            type: "MyObject",
+        assertSchema("jsdoc-hidden-types", {
+            type: "MyType",
+            expose: "export",
+            topRef: true,
+            jsDoc: "extended",
+        })
+    );
+
+    it(
+        "jsdoc-hidden-types-intersection",
+        assertSchema("jsdoc-hidden-types-intersection", {
+            type: "MyType",
             expose: "export",
             topRef: true,
             jsDoc: "extended",

test/config/jsdoc-hidden-types-intersection/main.ts

@@ -0,0 +1,24 @@
+/**
+ * @hidden
+ */
+export interface Hidden {
+    hidden?: number;
+}
+
+export type Hidden2 = Hidden;
+
+export interface Visible {
+    visible: string;
+}
+
+export interface Intersection extends Visible, Hidden {}
+
+export type MyType = {
+    /**
+     * @hidden
+     */
+    hidden: Visible;
+    hidden2?: Hidden;
+    visible: Visible;
+    intersection: Intersection;
+};

test/config/jsdoc-hidden-types-intersection/schema.json

@@ -0,0 +1,46 @@
+{
+  "$ref": "#/definitions/MyType",
+  "$schema": "http://json-schema.org/draft-07/schema#",
+  "definitions": {
+    "Intersection": {
+      "additionalProperties": false,
+      "properties": {
+        "visible": {
+          "type": "string"
+        }
+      },
+      "required": [
+        "visible"
+      ],
+      "type": "object"
+    },
+    "MyType": {
+      "additionalProperties": false,
+      "properties": {
+        "intersection": {
+          "$ref": "#/definitions/Intersection"
+        },
+        "visible": {
+          "$ref": "#/definitions/Visible"
+        }
+      },
+      "required": [
+        "visible",
+        "intersection"
+      ],
+      "type": "object"
+    },
+    "Visible": {
+      "additionalProperties": false,
+      "properties": {
+        "visible": {
+          "type": "string"
+        }
+      },
+      "required": [
+        "visible"
+      ],
+      "type": "object"
+    }
+  }
+}

test/unit/Type/HiddenType.test.ts

@@ -0,0 +1,10 @@
+import { HiddenType } from "../../../src/Type/HiddenType";
+import { NeverType } from "../../../src/Type/NeverType";
+
+describe("HiddenType", () => {
+    it("creates a HiddenType", () => {
+        const hidden = new HiddenType();
+        expect(hidden instanceof NeverType).toBe(true);
+        expect(hidden.getId()).toBe("hidden");
+    });
+});