non-falsy-string cannot be false

Author: staabm

src/Type/Accessory/AccessoryNonFalsyStringType.php

@@ -187,6 +187,11 @@ public function toInteger(): Type
 		return TypeCombinator::remove(new IntegerType(), new ConstantIntegerType(0));
 	}
 
+	public function toBoolean(): BooleanType
+	{
+		return new ConstantBooleanType(true);
+	}
+
 	public function toFloat(): Type
 	{
 		return new FloatType();

tests/PHPStan/Analyser/nsrt/non-falsy-string.php

@@ -12,6 +12,7 @@ class Foo {
 	 */
 	public function bar($nonFalseyString, $truthyString) {
 		assertType('int<min, -1>|int<1, max>', (int) $nonFalseyString);
+		assertType('true', (bool) $nonFalseyString);
 		// truthy-string is an alias for non-falsy-string
 		assertType('non-falsy-string', $truthyString);
 	}