feat: 第一次上传代码

node_modules/lottie-web/player/js/utils/helpers/arrays.js

@@ -0,0 +1,43 @@
+const createTypedArray = (function () {
+  function createRegularArray(type, len) {
+    var i = 0;
+    var arr = [];
+    var value;
+    switch (type) {
+      case 'int16':
+      case 'uint8c':
+        value = 1;
+        break;
+      default:
+        value = 1.1;
+        break;
+    }
+    for (i = 0; i < len; i += 1) {
+      arr.push(value);
+    }
+    return arr;
+  }
+  function createTypedArrayFactory(type, len) {
+    if (type === 'float32') {
+      return new Float32Array(len);
+    } if (type === 'int16') {
+      return new Int16Array(len);
+    } if (type === 'uint8c') {
+      return new Uint8ClampedArray(len);
+    }
+    return createRegularArray(type, len);
+  }
+  if (typeof Uint8ClampedArray === 'function' && typeof Float32Array === 'function') {
+    return createTypedArrayFactory;
+  }
+  return createRegularArray;
+}());
+
+function createSizedArray(len) {
+  return Array.apply(null, { length: len });
+}
+
+export {
+  createTypedArray,
+  createSizedArray,
+};