From 4876804e6c0b1586f17e16cd4d92af55a518fcbc Mon Sep 17 00:00:00 2001
From: Oxtaly <Oxtaly@gmail.dev>
Date: Sun, 11 May 2025 22:32:00 +0200
Subject: [PATCH] Addition: otps.addFlagShorthandsAsAliases -> Automatically
 adds shorthands into aliases, so --f resolves to --flag like -f would (with
 the shorthand configured as -f)

---
 index.js   | 9 +++++++++
 types.d.ts | 2 ++
 2 files changed, 11 insertions(+)

diff --git a/index.js b/index.js
index 863a2fa..8a88585 100644
--- a/index.js
+++ b/index.js
@@ -121,6 +121,7 @@ function validateAndFillDefaults(opts) {
     validateOrDefaultIfUnset(opts, 'resolveFlagValueTypes', 'boolean', true);
     validateOrDefaultIfUnset(opts, 'allowNullDefaultFlagValues', 'boolean', true);
     validateOrDefaultIfUnset(opts, 'handleBackslashesForSpecialFlagChars', 'boolean', true);
+    validateOrDefaultIfUnset(opts, 'addFlagShorthandsAsAliases', 'boolean', true);
     
     
     validateOrDefaultIfUnset(opts, 'automaticBooleanFlagNegation', 'object', {});
@@ -699,6 +700,14 @@ function parser(argv, opts) {
     expectType('opts', 'object', opts, false, false);
     /** @throwable Will throw if anything is wrong */
     validateAndFillDefaults(opts);
+
+    if(opts.addFlagShorthandsAsAliases) {
+        Object.values(opts.flags).forEach((flagConfig) => {
+            if(flagConfig.shorthands.length >= 1)
+                /// @ts-ignore
+                flagConfig.aliases.push(...flagConfig.shorthands)
+        })
+    }
     
     const allShorthandFlags = getAllShorthandFlags(opts);
 
diff --git a/types.d.ts b/types.d.ts
index c1bb860..a93c839 100644
--- a/types.d.ts
+++ b/types.d.ts
@@ -82,6 +82,8 @@ export interface ParserOpts<Flags extends FlagsI> {
      * @default true
      */
     handleBackslashesForSpecialFlagChars?: boolean
+    /** If enabled, automatically adds shorthands as valid flag aliases (eg: -f &-> --f) @default true */
+    addFlagShorthandsAsAliases?: boolean
 }
 
 function __type__getType(e: any) { return typeof e };