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authorrxliuli <rxliuli@gmail.com>2025-11-04 05:03:50 +0800
committerrxliuli <rxliuli@gmail.com>2025-11-04 05:03:50 +0800
commitbce557cc2dc767628bed6aac87301a1be7c5431b (patch)
treeb51a051228d01fe3306cd7626d4a96768aadb944 /node_modules/svelte/src/runtime/internal/environment.js
init commit
Diffstat (limited to 'node_modules/svelte/src/runtime/internal/environment.js')
-rw-r--r--node_modules/svelte/src/runtime/internal/environment.js19
1 files changed, 19 insertions, 0 deletions
diff --git a/node_modules/svelte/src/runtime/internal/environment.js b/node_modules/svelte/src/runtime/internal/environment.js
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+++ b/node_modules/svelte/src/runtime/internal/environment.js
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+import { noop } from './utils.js';
+
+export const is_client = typeof window !== 'undefined';
+
+/** @type {() => number} */
+export let now = is_client ? () => window.performance.now() : () => Date.now();
+
+export let raf = is_client ? (cb) => requestAnimationFrame(cb) : noop;
+
+// used internally for testing
+/** @returns {void} */
+export function set_now(fn) {
+ now = fn;
+}
+
+/** @returns {void} */
+export function set_raf(fn) {
+ raf = fn;
+}