default parsers for some built-in types

src/classes/CommandOption.ts

@@ -115,6 +115,32 @@ class CommandOption implements ICommandOption {
         return { value: this.rawValue.join(' '), removed: this.rawValue };
     }
 
+    protected INTEGER() {
+        if (!this.rawValue) return { error: true };
+        const integer = parseInt(this.rawValue[0]);
+        if(isNaN(integer)) return { error: true };
+        if (this.minimum !== undefined && integer < this.minimum) return { error: true };
+        if (this.maximum !== undefined && integer > this.maximum) return { error: true };
+        return { value: integer, removed: [this.rawValue[0]] };
+    }
+
+    protected FLOAT() {
+        if (!this.rawValue) return { error: true };
+        const float = parseFloat(this.rawValue[0]);
+        if(isNaN(float)) return { error: true };
+        if (this.minimum !== undefined && float < this.minimum) return { error: true };
+        if (this.maximum !== undefined && float > this.maximum) return { error: true };
+        return { value: (float), removed: [this.rawValue[0]] };
+    }
+
+    protected BOOLEAN() {
+        if (!this.rawValue) return { error: true };
+        const boolean = this.resolver?.resolveBoolean(this.rawValue[0]) || null;
+        if (boolean === null && this.valueOptional) return { value: this.defaultValue, removed: [] };
+        else if(boolean === null) return { error: true };
+        return { value: boolean, removed: [this.rawValue[0]] };
+    }
+
 }
 
 export { CommandOption };