chore(release): 4.1.0 [skip ci]

# [4.1.0](v4.0.4...v4.1.0) (2022-06-13)

### Features

* treat module imports as records ([20c0dfb](20c0dfb)), closes [#133](#133)

CHANGELOG.md

@@ -1,6 +1,13 @@
 # Changelog
 All notable changes to this project will be documented in this file. Dates are displayed in UTC.
 
+# [4.1.0](https://github.com/RebeccaStevens/deepmerge-ts/compare/v4.0.4...v4.1.0) (2022-06-13)
+
+
+### Features
+
+* treat module imports as records ([20c0dfb](https://github.com/RebeccaStevens/deepmerge-ts/commit/20c0dfb82e4273b10e5a02ba0e74aada42b9bb7a)), closes [#133](https://github.com/RebeccaStevens/deepmerge-ts/issues/133)
+
 ## [4.0.4](https://github.com/RebeccaStevens/deepmerge-ts/compare/v4.0.3...v4.0.4) (2022-06-13)
 
 

dist/deno/utils.ts

@@ -1,5 +1,3 @@
-import { isPlainObject } from "https://raw.githubusercontent.com/jonschlinkert/is-plain-object/v5.0.0/is-plain-object.js";
-
 /**
  * The different types of objects deepmerge-ts support.
  */
@@ -27,7 +25,7 @@ export function getObjectType(object: unknown): ObjectType {
     return ObjectType.ARRAY;
   }
 
-  if (isPlainObject(object)) {
+  if (isRecord(object)) {
     return ObjectType.RECORD;
   }
 
@@ -102,3 +100,47 @@ export function getIterableOfIterables<T>(
     },
   };
 }
+
+const validRecordToStringValues = new Set([
+  "[object Object]",
+  "[object Module]",
+]);
+
+/**
+ * Does the given object appear to be a record.
+ */
+function isRecord(value: object): value is Record<PropertyKey, unknown> {
+  // All records are objects.
+  if (!validRecordToStringValues.has(Object.prototype.toString.call(value))) {
+    return false;
+  }
+
+  const { constructor } = value;
+
+  // If has modified constructor.
+  // eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
+  if (constructor === undefined) {
+    return true;
+  }
+
+  // eslint-disable-next-line prefer-destructuring
+  const prototype: unknown = constructor.prototype;
+
+  // If has modified prototype.
+  if (
+    prototype === null ||
+    typeof prototype !== "object" ||
+    !validRecordToStringValues.has(Object.prototype.toString.call(prototype))
+  ) {
+    return false;
+  }
+
+  // If constructor does not have an Object-specific method.
+  // eslint-disable-next-line sonarjs/prefer-single-boolean-return, no-prototype-builtins
+  if (!prototype.hasOwnProperty("isPrototypeOf")) {
+    return false;
+  }
+
+  // Most likely a record.
+  return true;
+}

dist/node/index.cjs

@@ -2,8 +2,6 @@
 
 Object.defineProperty(exports, '__esModule', { value: true });
 
-var isPlainObject = require('is-plain-object');
-
 /**
  * Get the type of the given object.
  *
@@ -17,7 +15,7 @@ function getObjectType(object) {
     if (Array.isArray(object)) {
         return 2 /* ObjectType.ARRAY */;
     }
-    if (isPlainObject.isPlainObject(object)) {
+    if (isRecord(object)) {
         return 1 /* ObjectType.RECORD */;
     }
     if (object instanceof Set) {
@@ -77,6 +75,40 @@ function getIterableOfIterables(iterables) {
         },
     };
 }
+const validRecordToStringValues = new Set([
+    "[object Object]",
+    "[object Module]",
+]);
+/**
+ * Does the given object appear to be a record.
+ */
+function isRecord(value) {
+    // All records are objects.
+    if (!validRecordToStringValues.has(Object.prototype.toString.call(value))) {
+        return false;
+    }
+    const { constructor } = value;
+    // If has modified constructor.
+    // eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
+    if (constructor === undefined) {
+        return true;
+    }
+    // eslint-disable-next-line prefer-destructuring
+    const prototype = constructor.prototype;
+    // If has modified prototype.
+    if (prototype === null ||
+        typeof prototype !== "object" ||
+        !validRecordToStringValues.has(Object.prototype.toString.call(prototype))) {
+        return false;
+    }
+    // If constructor does not have an Object-specific method.
+    // eslint-disable-next-line sonarjs/prefer-single-boolean-return, no-prototype-builtins
+    if (!prototype.hasOwnProperty("isPrototypeOf")) {
+        return false;
+    }
+    // Most likely a record.
+    return true;
+}
 
 const defaultMergeFunctions = {
     mergeMaps: defaultMergeMaps,

dist/node/index.mjs

@@ -1,5 +1,3 @@
-import { isPlainObject } from 'is-plain-object';
-
 /**
  * Get the type of the given object.
  *
@@ -13,7 +11,7 @@ function getObjectType(object) {
     if (Array.isArray(object)) {
         return 2 /* ObjectType.ARRAY */;
     }
-    if (isPlainObject(object)) {
+    if (isRecord(object)) {
         return 1 /* ObjectType.RECORD */;
     }
     if (object instanceof Set) {
@@ -73,6 +71,40 @@ function getIterableOfIterables(iterables) {
         },
     };
 }
+const validRecordToStringValues = new Set([
+    "[object Object]",
+    "[object Module]",
+]);
+/**
+ * Does the given object appear to be a record.
+ */
+function isRecord(value) {
+    // All records are objects.
+    if (!validRecordToStringValues.has(Object.prototype.toString.call(value))) {
+        return false;
+    }
+    const { constructor } = value;
+    // If has modified constructor.
+    // eslint-disable-next-line @typescript-eslint/no-unnecessary-condition
+    if (constructor === undefined) {
+        return true;
+    }
+    // eslint-disable-next-line prefer-destructuring
+    const prototype = constructor.prototype;
+    // If has modified prototype.
+    if (prototype === null ||
+        typeof prototype !== "object" ||
+        !validRecordToStringValues.has(Object.prototype.toString.call(prototype))) {
+        return false;
+    }
+    // If constructor does not have an Object-specific method.
+    // eslint-disable-next-line sonarjs/prefer-single-boolean-return, no-prototype-builtins
+    if (!prototype.hasOwnProperty("isPrototypeOf")) {
+        return false;
+    }
+    // Most likely a record.
+    return true;
+}
 
 const defaultMergeFunctions = {
     mergeMaps: defaultMergeMaps,