fix: reset animation when spinner is changed

examples/hello.ts

@@ -1,13 +1,30 @@
 import { wait } from "../mod.ts";
+import spinners from "../spinners.ts";
 
-const spinner = wait("Loading mesozoic").start();
+const spinner = wait("Loading something really really heavy").start();
 
-setTimeout(() => {
-  spinner.color = "yellow";
-  spinner.spinner = "shark";
-  spinner.text = "Loading meteorite";
-}, 1000);
+let colorIdx = 0;
+const colors: string[] = [
+  "black",
+  "red",
+  "green",
+  "yellow",
+  "blue",
+  "magenta",
+  "cyan",
+  "white",
+  "gray",
+];
+
+let spinIdx = 0;
+const spins = Object.keys(spinners);
 
-setTimeout(() => {
-  spinner.succeed("Started human race");
-}, 2000);
+setInterval(() => {
+  colorIdx = ++colorIdx % colors.length;
+  spinner.color = colors[colorIdx];
+}, 500);
+
+setInterval(() => {
+  spinIdx = ++spinIdx % spins.length;
+  spinner.spinner = spins[spinIdx];
+}, 1000);

mod.ts

@@ -4,6 +4,7 @@ import spinners from "./spinners.ts";
 
 import { symbols } from "./log_symbols.ts";
 import { onExit } from "https://deno.land/x/exit@0.0.1/mod.ts";
+
 type ColorFunction = (message: string) => string;
 const colormap: { [key: string]: ColorFunction } = {
   black: colors.black,
@@ -104,6 +105,7 @@ class Spinner {
   #prefix: string = "";
 
   set spinner(spin: string | SpinnerAnimation) {
+    this.#frameIndex = 0;
     if (Deno.build.os === "windows") this.#spinner = spinners.line;
     else if (typeof spin === "string") this.#spinner = spinners[spin];
     else this.#spinner = spin;