Merge pull request #72 from dojyorin/dev

feat: BASE64 DataURL.

README.md

@@ -1,6 +1,8 @@
 # **Deno Simple Utility**
 ![actions:test](https://github.com/dojyorin/deno_simple_utility/actions/workflows/test.yaml/badge.svg)
 ![actions:release](https://github.com/dojyorin/deno_simple_utility/actions/workflows/release.yaml/badge.svg)
+![shields:license](https://img.shields.io/github/license/dojyorin/deno_simple_utility)
+![shields:release](https://img.shields.io/github/release/dojyorin/deno_simple_utility)
 
 Useful snippet collection.
 

deps.test.ts

@@ -1,3 +1,3 @@
-export {assertEquals} from "https://deno.land/std@0.196.0/assert/mod.ts";
-export {dirname, fromFileUrl} from "https://deno.land/std@0.196.0/path/mod.ts";
-export {exists} from "https://deno.land/std@0.196.0/fs/mod.ts";
+export {assertEquals} from "https://deno.land/std@0.197.0/assert/mod.ts";
+export {dirname, fromFileUrl} from "https://deno.land/std@0.197.0/path/mod.ts";
+export {exists} from "https://deno.land/std@0.197.0/fs/mod.ts";

deps.ts

@@ -1,3 +1,3 @@
-export {dirname, fromFileUrl} from "https://deno.land/std@0.196.0/path/mod.ts";
-export {Logger, handlers} from "https://deno.land/std@0.196.0/log/mod.ts";
-export {format} from "https://deno.land/std@0.196.0/datetime/mod.ts";
+export {dirname, fromFileUrl} from "https://deno.land/std@0.197.0/path/mod.ts";
+export {Logger, handlers} from "https://deno.land/std@0.197.0/log/mod.ts";
+export {format} from "https://deno.land/std@0.197.0/datetime/mod.ts";

mod.test.ts

@@ -3,7 +3,6 @@ import "./test/blob.test.ts";
 import "./test/crypto.test.ts";
 import "./test/deep.test.ts";
 import "./test/deflate.test.ts";
-import "./test/evaluate.test.ts";
 import "./test/fetch.test.ts";
 import "./test/import.test.ts";
 import "./test/json.deno.test.ts";

mod.ts

@@ -3,7 +3,6 @@ export * from "./src/blob.ts";
 export * from "./src/crypto.ts";
 export * from "./src/deep.ts";
 export * from "./src/deflate.ts";
-export * from "./src/evaluate.ts";
 export * from "./src/fetch.ts";
 export * from "./src/import.ts";
 export * from "./src/minipack.ts";

mod.universal.ts

@@ -3,7 +3,6 @@ export * from "./src/blob.ts";
 export * from "./src/crypto.ts";
 export * from "./src/deep.ts";
 export * from "./src/deflate.ts";
-export * from "./src/evaluate.ts";
 export * from "./src/fetch.ts";
 export * from "./src/import.ts";
 export * from "./src/minipack.ts";

src/base64.ts

@@ -22,4 +22,17 @@ export function base64Encode(data:Uint8Array):string{
 */
 export function base64Decode(data:string):Uint8Array{
     return new Uint8Array([...atob(data)].map(s => s.charCodeAt(0)));
+}
+
+/**
+* Convert from binary to base64 encoded DataURL.
+* Default MIME type is `application/octet-stream`.
+* @example
+* ```ts
+* const bin = await Deno.readFile("./file");
+* const url = base64DataURL(bin);
+* ```
+*/
+export function base64DataURL(data:Uint8Array, mime?:string):string{
+    return `data:${mime ?? "application/octet-stream"};base64,${base64Encode(data)}`;
 }

test/base64.test.ts

@@ -1,19 +1,38 @@
 import {assertEquals} from "../deps.test.ts";
-import {base64Encode, base64Decode} from "../src/base64.ts";
+import {base64Encode, base64Decode, base64DataURL} from "../src/base64.ts";
 
-const sample = new Uint8Array([
+const sample1 = new Uint8Array([
     0x58, 0x0D, 0xC7, 0x64, 0x21, 0x42, 0x27, 0x76,
     0x2E, 0xA6, 0xFE, 0x9E, 0x58, 0xA3, 0x93, 0x9A,
     0x9A, 0x07, 0x57, 0xAE, 0x4E, 0x5B, 0x2F, 0xC7,
     0x7A, 0xEF, 0xD7, 0xAF, 0xF5, 0x1F, 0x2A, 0x3A
 ]);
 
+const sample2 = "WA3HZCFCJ3Yupv6eWKOTmpoHV65OWy/Heu/Xr/UfKjo=";
+
+Deno.test({
+    name: "Base64: Encode",
+    fn(){
+        const encode = base64Encode(sample1);
+
+        assertEquals(encode, sample2);
+    }
+});
+
+Deno.test({
+    name: "Base64: Decode",
+    fn(){
+        const decode = base64Decode(sample2);
+
+        assertEquals(decode, sample1);
+    }
+});
+
 Deno.test({
-    name: "Base64: Encode and Decode",
+    name: "Base64: DataURL",
     fn(){
-        const encode = base64Encode(sample);
-        const decode = base64Decode(encode);
+        const encode = base64DataURL(sample1);
 
-        assertEquals(decode, sample);
+        assertEquals(encode, `data:application/octet-stream;base64,${sample2}`);
     }
 });