feat: gaps in tailwind migration closed

assets/js/utils/color.js

@@ -0,0 +1,46 @@
+import { clamp } from "./dom.js";
+
+export const cssVar = (name, fallback) => {
+  const value = window.getComputedStyle(document.documentElement).getPropertyValue(name).trim();
+  return value || fallback;
+};
+
+const parseRgbColor = (value) => {
+  if (!value) {
+    return null;
+  }
+
+  const hex = value.match(/^#([0-9a-f]{6})$/i);
+
+  if (hex) {
+    return {
+      r: Number.parseInt(hex[1].slice(0, 2), 16),
+      g: Number.parseInt(hex[1].slice(2, 4), 16),
+      b: Number.parseInt(hex[1].slice(4, 6), 16)
+    };
+  }
+
+  const rgb = value.match(/^rgba?\((\d+),\s*(\d+),\s*(\d+)/i);
+
+  if (!rgb) {
+    return null;
+  }
+
+  return {
+    r: Number.parseInt(rgb[1], 10),
+    g: Number.parseInt(rgb[2], 10),
+    b: Number.parseInt(rgb[3], 10)
+  };
+};
+
+export const normalizeMonacoColor = (value, fallback) => {
+  const rgb = parseRgbColor(value);
+
+  if (!rgb) {
+    return fallback;
+  }
+
+  return `#${[rgb.r, rgb.g, rgb.b]
+    .map((channel) => clamp(channel, 0, 255).toString(16).padStart(2, "0"))
+    .join("")}`;
+};