fix: handle dynamic object structs in a T | null union

Author: MarshallOfSound

src/dynamic-param-interfaces.ts

@@ -6,6 +6,7 @@ import {
   DetailedObjectType,
   ParsedDocumentationResult,
   DetailedFunctionType,
+  DocumentationTag,
 } from '@electron/docs-parser';
 import chalk from 'chalk';
 const debug = d('dynamic-param');
@@ -194,13 +195,16 @@ const flushParamInterfaces = (
               return paramPropertyType;
             });
           }
+          const isReadonly = (paramProperty.additionalTags || []).includes(DocumentationTag.AVAILABILITY_READONLY)
+            ? 'readonly '
+            : '';
           if (
             !Array.isArray(paramProperty.type) &&
             paramProperty.type.toLowerCase() === 'function'
           ) {
             // FIXME: functionProp should slot in here perfectly
             paramAPI.push(
-              `${paramProperty.name}${
+              `${isReadonly}${paramProperty.name}${
                 utils.isOptional(paramProperty) ? '?' : ''
               }: ${utils.genMethodString(
                 DynamicParamInterfaces,
@@ -211,7 +215,7 @@ const flushParamInterfaces = (
             );
           } else {
             paramAPI.push(
-              `${paramProperty.name}${utils.isOptional(paramProperty) ? '?' : ''}: ${utils.typify(
+              `${isReadonly}${paramProperty.name}${utils.isOptional(paramProperty) ? '?' : ''}: ${utils.typify(
                 paramProperty,
               )};`,
             );

src/module-declaration.ts

@@ -335,6 +335,14 @@ export const generateModuleDeclaration = (
         let type: string = '';
         if (paramType.type === 'Object') {
           type = DynamicParamInterfaces.createParamInterface(p as any, '');
+        } else if (Array.isArray(paramType.type)) {
+          paramType.type = paramType.type.map(t => t.type !== 'Object' ? t : ({
+            ...t,
+            type: DynamicParamInterfaces.createParamInterface({
+              ...p,
+              type: t,
+            } as any, ''),
+          }))
         }
 
         const isStatic = isStaticVersion ? 'static ' : '';