fix: URL Base64 默认使用 noPadding 模式

base64.mjs

@@ -27,6 +27,14 @@ class Base64 {
         this.strict = false;
     }
 
+    withNoPadding() {
+        this.padChar = this.noPadding;
+    }
+
+    withStdPadding() {
+        this.padChar = this.stdPadding;
+    }
+
     // encodeToString(src Uint8Array) String
     encodeToString(src) {
         const type = typeof src
@@ -652,4 +660,4 @@ class Base64 {
     }
 }
 
-export default Base64;
+export default Base64;

base64_std.mjs

@@ -1,6 +1,7 @@
 import Base64 from './base64.mjs';
 
 const STDBase64 = new Base64("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/");
+STDBase64.withStdPadding();
 
 export default STDBase64;
 

base64_url.mjs

@@ -1,6 +1,7 @@
 import Base64 from './base64.mjs';
 
 const URLBase64 = new Base64("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_");
+URLBase64.withNoPadding();
 
 export default URLBase64;
 

tests/base64_test.mjs

@@ -94,4 +94,4 @@ if (includePlus == true) {
     throw new Error("The output string must not contain a plus sign");
 }
 
-console.log("basic mixed test STD and URL base64 success.")
+console.log("basic mixed test STD and URL base64 success.")