Do not enumerate [true, false] for boolean type

Author: vearutop

CHANGELOG.md

@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [0.4.50] - 2022-04-28
+
+### Fixed
+
+- Exhaustive boolean values elision in const block
+
 ## [0.4.49] - 2022-04-28
 
 ### Fixed
@@ -288,6 +294,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ### Fixed
 - Removed unnecessary regexp dependency, #7.
 
+[0.4.50]: https://github.com/swaggest/go-code-builder/compare/v0.4.49...v0.4.50
 [0.4.49]: https://github.com/swaggest/go-code-builder/compare/v0.4.48...v0.4.49
 [0.4.48]: https://github.com/swaggest/go-code-builder/compare/v0.4.47...v0.4.48
 [0.4.47]: https://github.com/swaggest/go-code-builder/compare/v0.4.46...v0.4.47

src/JsonSchema/TypeBuilder.php

@@ -658,6 +658,11 @@ private function processEnum(NamedType $baseType)
             $enumSchemas = null;
         }
 
+        if ($enum !== null && count($enum) === 2
+            && $this->schema->type === Schema::BOOLEAN) {
+            return $baseType;
+        }
+
         if ($enum !== null) {
             if ($this->goBuilder->options->hideConstProperties && count($enum) === 1) {
                 return $baseType;