From 298041ecf701de51b35776013fae1357b00fb786 Mon Sep 17 00:00:00 2001
From: garrettmills <shout@garrettmills.dev>
Date: Fri, 7 Nov 2025 01:49:02 -0600
Subject: [PATCH] Implement upper, lower

---
 str.mjs | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/str.mjs b/str.mjs
index 4e61fb4..9e9b899 100644
--- a/str.mjs
+++ b/str.mjs
@@ -186,6 +186,8 @@ class Parser {
             }),
             contains: () => ({ command: 'contains', find: this.popToken() }),
             missing: () => ({ command: 'missing', find: this.popToken() }),
+            upper: () => ({ command: 'upper' }),
+            lower: () => ({ command: 'lower' }),
 
             help: () => ({ command: 'help' }),
             show: () => ({ command: 'show' }),
@@ -616,6 +618,8 @@ class VM {
                     this.resolveImmediate(cmd.offset) + (this.resolveImmediate(cmd.len) || subject.length))
                 .reverse()
                 .join(''),
+            upper: () => subject.toUpperCase(),
+            lower: () => subject.toLowerCase(),
             // reparse,
 
             help: () => {