first commit

2026-03-31 16:44:41 +08:00
parent dd513eda30
commit 7bde226505
219 changed files with 33046 additions and 9 deletions
@@ -0,0 +1,27 @@
+"use strict";
+const _b64chars = [..."ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/"];
+const _mkUriSafe = (src) => src.replace(/[+/]/g, (m0) => m0 === "+" ? "-" : "_").replace(/=+\$/m, "");
+const fromUint8Array = (src, rfc4648 = false) => {
+  let b64 = "";
+  for (let i = 0, l = src.length; i < l; i += 3) {
+    const [a0, a1, a2] = [src[i], src[i + 1], src[i + 2]];
+    const ord = a0 << 16 | a1 << 8 | a2;
+    b64 += _b64chars[ord >>> 18];
+    b64 += _b64chars[ord >>> 12 & 63];
+    b64 += typeof a1 !== "undefined" ? _b64chars[ord >>> 6 & 63] : "=";
+    b64 += typeof a2 !== "undefined" ? _b64chars[ord & 63] : "=";
+  }
+  return rfc4648 ? _mkUriSafe(b64) : b64;
+};
+const _btoa = typeof btoa === "function" ? (s) => btoa(s) : (s) => {
+  if (s.charCodeAt(0) > 255) {
+    throw new RangeError("The string contains invalid characters.");
+  }
+  return fromUint8Array(Uint8Array.from(s, (c) => c.charCodeAt(0)));
+};
+const utob = (src) => unescape(encodeURIComponent(src));
+function encode(src, rfc4648 = false) {
+  const b64 = _btoa(utob(src));
+  return rfc4648 ? _mkUriSafe(b64) : b64;
+}
+exports.encode = encode;