From 0307cb7916ca076a9b879f06d9fc1451cb390975 Mon Sep 17 00:00:00 2001
From: Timo Hocker <t-hocker@web.de>
Date: Mon, 18 May 2020 12:34:44 +0200
Subject: [PATCH] allow preset for string types

---
 lib/Option.ts                    |  1 +
 lib/Sources/InteractiveSource.ts | 22 ++++++++++++++++------
 2 files changed, 17 insertions(+), 6 deletions(-)

diff --git a/lib/Option.ts b/lib/Option.ts
index 8193c47..967dc66 100644
--- a/lib/Option.ts
+++ b/lib/Option.ts
@@ -17,6 +17,7 @@ interface Option {
   env?: string;
   description?: string;
   message?: string;
+  preset?: unknown[];
 }
 
 interface OptionProcess extends Option {
diff --git a/lib/Sources/InteractiveSource.ts b/lib/Sources/InteractiveSource.ts
index 412e282..eabae0b 100644
--- a/lib/Sources/InteractiveSource.ts
+++ b/lib/Sources/InteractiveSource.ts
@@ -7,7 +7,7 @@
 
 /* eslint-disable no-console */
 /* eslint-disable no-process-exit */
-import { Confirm, Input, List } from 'enquirer';
+import { Confirm, Input, List, AutoComplete } from 'enquirer';
 import { OptionProcess, Option } from '../Option';
 import { OptionSource } from './OptionSource';
 
@@ -29,11 +29,21 @@ export class InteractiveSource extends OptionSource {
       || opt.type === 'path'
       || opt.type === 'number'
     ) {
-      value = await new Input ({
-        message: this.get_message (opt),
-        default: opt.default
-      })
-        .run ();
+      if (typeof opt.preset === 'undefined') {
+        value = await new Input ({
+          message: this.get_message (opt),
+          default: opt.default
+        })
+          .run ();
+      }
+      else {
+        value = await new AutoComplete ({
+          message: this.get_message (opt),
+          default: opt.default,
+          choices: opt.preset
+        })
+          .run ();
+      }
     }
     if (
       opt.type === 'boolean'