Strip shell/redis-cli prompts from single-line code block copies

layouts/partials/scripts.html

@@ -49,7 +49,13 @@
                 // Handle copy logic
                 button.addEventListener('click', () => {
                     const lines = block.querySelectorAll('span.cl');
-                    const text = Array.from(lines).map(line => line.textContent).join('');
+                    // Single-line blocks are almost always one command preceded by a
+                    // prompt ("$ ", "> ", "127.0.0.1:6379> "). Strip that prompt so the
+                    // copied text runs as-is. Multiline blocks mix commands and output,
+                    // so leave them untouched.
+                    const text = lines.length === 1
+                        ? lines[0].textContent.replace(/^(\s*)(?:\$\s+|>\s+|127\.0\.0\.1:6379>\s+)/, '$1')
+                        : Array.from(lines).map(line => line.textContent).join('');
 
                     navigator.clipboard.writeText(text).then(() => {
                         tooltip.style.display = 'block';

static/js/codetabs.js

@@ -72,6 +72,14 @@ function copyCodeToClipboardForCodetabs(button) {
     }
   }
 
+  // Single-line blocks are almost always one command preceded by a prompt
+  // ("$ ", "> ", "127.0.0.1:6379> "). Strip that prompt so the copied text
+  // runs as-is. Multiline blocks mix commands and output, so leave them untouched.
+  const codeLines = code.split('\n').filter(line => line !== '');
+  if (codeLines.length === 1) {
+    code = codeLines[0].replace(/^(\s*)(?:\$\s+|>\s+|127\.0\.0\.1:6379>\s+)/, '$1');
+  }
+
   navigator.clipboard.writeText(code);
 
   // Toggle tooltip