add sha1() and md5() methods

Author: Awilum

src/Strings.php

@@ -1284,6 +1284,34 @@ public function crc32(): int
         return crc32($this->string);
     }
 
+    /**
+     * Generate a md5 hash string from the input string.
+     *
+     * @param  string $raw_output When set to TRUE, outputs raw binary data. FALSE outputs lowercase hexits. Default is FALSE
+     *
+     * @return self Returns instance of The Strings class.
+     */
+    public function md5(bool $raw_output = false): self
+    {
+        $this->string = hash('md5', $this->string, $raw_output);
+
+        return $this;
+    }
+
+    /**
+     * Generate a sha1 hash string from the input string.
+     *
+     * @param  string $raw_output When set to TRUE, outputs raw binary data. FALSE outputs lowercase hexits. Default is FALSE
+     *
+     * @return self Returns instance of The Strings class.
+     */
+    public function sha1(bool $raw_output = false): self
+    {
+        $this->string = hash('sha1', $this->string, $raw_output);
+
+        return $this;
+    }
+
     /**
      * Randomly shuffles a string.
      *

tests/StringsTest.php

@@ -485,6 +485,14 @@
     $this->assertEquals(crc32('test'), Strings::create('test')->crc32());
 });
 
+test('test md5() method', function (): void {
+    $this->assertEquals(md5('test'), Strings::create('test')->md5());
+});
+
+test('test sha1() method', function (): void {
+    $this->assertEquals(sha1('test'), Strings::create('test')->sha1());
+});
+
 test('test prepend() method', function (): void {
     $this->assertEquals('WORK HARD. PLAY HARD.', Strings::create('PLAY HARD.')->prepend('WORK HARD. '));
 });