add basic hash functions

Author: michael-spengler

.vscode/settings.json

@@ -0,0 +1,6 @@
+{
+    "deno.enable": true,
+    "deno.suggest.imports.hosts": {
+        "https://deno.land": false
+    }
+}

README.md

@@ -1 +1,28 @@
-# hash
+# Hash
+
+This module represents a collection of hash functions.
+
+## Usage Examples
+### CRC32
+
+```ts
+
+import crc32 from 'https://deno.land/x/hash/mod-crc32.ts'
+
+console.log(crc32.str("SheetJS"))
+console.log(crc32.bstr("SheetJS"))
+console.log(crc32.buf([83, 104, 101, 101, 116, 74, 83]))
+
+```
+
+### SHA 256
+
+```ts
+
+import hashJs from 'https://deno.land/x/hash/mod-hashjs.ts'
+
+console.log(hashJs.sha256().update('abc').digest('hex'))
+
+```
+
+

mod-crc32.ts

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+
+import crc32 from "https://cdn.esm.sh/v57/crc-32@1.2.0/es2021/crc-32.js"
+export default crc32

mod-hashjs.ts

@@ -0,0 +1,3 @@
+
+import hashjs from "https://cdn.esm.sh/v57/hash.js@1.1.7/es2021/hash.js";
+export default hashjs

usage-examples/crc32.ts

@@ -0,0 +1,7 @@
+// for details check https://www.npmjs.com/package/crc-32
+import crc32 from '../mod-crc32.ts'
+
+console.log(crc32.str("SheetJS"))
+console.log(crc32.bstr("SheetJS"))
+console.log(crc32.buf([83, 104, 101, 101, 116, 74, 83]))
+

usage-examples/sha256.ts

@@ -0,0 +1,4 @@
+// for details check https://www.npmjs.com/package/hash.js
+import hashJs from '../mod-hashjs.ts'
+
+console.log(hashJs.sha256().update('abc').digest('hex'))