From 5ef54514e2747fd08b13147b7120edc0f365e81d Mon Sep 17 00:00:00 2001
From: Konstantin Shutkin <kostya80@gmail.com>
Date: Wed, 11 Oct 2023 22:43:15 +0200
Subject: [PATCH] feat: allow options to be function

---
 .changeset/eight-actors-guess.md | 5 +++++
 plugin-externals/src/index.ts    | 3 +++
 plugin-externals/src/types.ts    | 2 +-
 3 files changed, 9 insertions(+), 1 deletion(-)
 create mode 100644 .changeset/eight-actors-guess.md

diff --git a/.changeset/eight-actors-guess.md b/.changeset/eight-actors-guess.md
new file mode 100644
index 0000000..746d171
--- /dev/null
+++ b/.changeset/eight-actors-guess.md
@@ -0,0 +1,5 @@
+---
+"@rollup-extras/plugin-externals": minor
+---
+
+allow options to be function
diff --git a/plugin-externals/src/index.ts b/plugin-externals/src/index.ts
index e13283d..326d02a 100644
--- a/plugin-externals/src/index.ts
+++ b/plugin-externals/src/index.ts
@@ -10,6 +10,9 @@ import packageDirectory from 'pkg-dir';
 const factories = { logger };
 
 export default function(options: ExternalsPluginOptions = {}) {
+    if (typeof options === 'function') {
+        options = { external: options };
+    }
     const { pluginName, external, logger, verbose } = getOptionsObject(options, {
         pluginName: '@rollup-extras/plugin-externals',
         verbose: false
diff --git a/plugin-externals/src/types.ts b/plugin-externals/src/types.ts
index c88a89e..86b042c 100644
--- a/plugin-externals/src/types.ts
+++ b/plugin-externals/src/types.ts
@@ -4,4 +4,4 @@ export type ExternalsPluginOptions = {
     pluginName?: string,
     verbose?: boolean,
     external?: (id: string, external: boolean, importer?: string) => boolean
-};
\ No newline at end of file
+} | ((id: string, external: boolean, importer?: string) => boolean);
\ No newline at end of file