From 0753ea2b9e10b0f5030b05e84cd8490cc9ec7b34 Mon Sep 17 00:00:00 2001
From: Brian Cully <bjc@spork.org>
Date: Sat, 23 Aug 2025 13:05:07 -0400
Subject: highlight running code

---
 main.mjs | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

(limited to 'main.mjs')

diff --git a/main.mjs b/main.mjs
index bcb7f0a..7bc2ba4 100644
--- a/main.mjs
+++ b/main.mjs
@@ -14,6 +14,12 @@ function wordlistElts(wordlist) {
     })
 }
 
+function selectorForIP(word, offset) {
+    const sel = `#wordlist x-bytecode[x-index='${word}'] x-op[x-index='${offset}']`;
+    console.debug('using sel', sel);
+    return sel;
+}
+
 async function loaded() {
     console.debug('running init');
     const mod = await init();
@@ -39,10 +45,25 @@ async function loaded() {
         if (res) {
             const wordlist = wordlistElts(interp.wordlist());
             wordlist.forEach(elt => wordlistContainer.appendChild(elt));
+            const sel = selectorForIP(0, 0);
+            document.querySelectorAll(sel).forEach(e => {
+                e.classList.add('ip')
+            });
         }
     };
     document.querySelector('#tick').onclick = e => {
         console.debug('tick clicked', e);
+        interp.tick();
+        console.info('callstack', interp.callstack());
+        console.info('stack', interp.stack());
+
+        const { word, offset } = interp.ip();
+        console.info('ip', word, offset);
+        document.querySelectorAll('#wordlist .ip').forEach(e => e.classList.remove('ip'));
+        const sel = selectorForIP(word, offset);
+        document.querySelectorAll(sel).forEach(e => {
+            e.classList.add('ip')
+        });
     };
     document.querySelector('#run').onclick = e => {
         console.debug('run clicked', e);
-- 
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