added getters to literals

Author: transistive

src/Literals/Boolean.php

@@ -36,6 +36,16 @@ class Boolean implements BooleanType
      */
     private bool $value;
 
+    /**
+     * Returns the boolean value.
+     *
+     * @return bool
+     */
+    public function getValue(): bool
+    {
+        return $this->value;
+    }
+
     /**
      * Boolean constructor.
      *

src/Literals/Decimal.php

@@ -36,6 +36,16 @@ class Decimal implements NumeralType
      */
     private string $value;
 
+    /**
+     * Returns the numeric string value.
+     *
+     * @return string
+     */
+    public function getValue(): string
+    {
+        return $this->value;
+    }
+
     /**
      * Decimal constructor.
      *
@@ -51,6 +61,6 @@ public function __construct($value)
      */
     public function toQuery(): string
     {
-        return strval($this->value);
+        return (string)$this->value;
     }
 }

src/Literals/StringLiteral.php

@@ -54,12 +54,32 @@ public function __construct(string $value)
         $this->value = $value;
     }
 
+    /**
+     * Returns the string value.
+     *
+     * @return string
+     */
+    public function getValue(): string
+    {
+        return $this->value;
+    }
+
+    /**
+     * Returns whether the string uses double quotes. Single quotes are used if false.
+     *
+     * @return bool
+     */
+    public function usesDoubleQuotes(): bool
+    {
+        return $this->useDoubleQuotes;
+    }
+
     /**
      * Whether to use double quotes or not.
      *
      * @param bool $useDoubleQuotes
      */
-    public function useDoubleQuotes(bool $useDoubleQuotes = true)
+    public function useDoubleQuotes(bool $useDoubleQuotes = true): void
     {
         $this->useDoubleQuotes = $useDoubleQuotes;
     }