From 005eed3d06042940abdd58e6b3ab77edcf428329 Mon Sep 17 00:00:00 2001
From: Nitamet <13808955+Nitamet@users.noreply.github.com>
Date: Sat, 19 Aug 2023 00:14:39 +0300
Subject: [PATCH] Throw and catch exception when specified PHP version is
 invalid

---
 src/Psalm/Internal/Analyzer/ProjectAnalyzer.php | 15 +++------------
 src/Psalm/Internal/CliUtils.php                 | 11 ++++++++++-
 2 files changed, 13 insertions(+), 13 deletions(-)

diff --git a/src/Psalm/Internal/Analyzer/ProjectAnalyzer.php b/src/Psalm/Internal/Analyzer/ProjectAnalyzer.php
index 96168a311fe..6be055ea43b 100644
--- a/src/Psalm/Internal/Analyzer/ProjectAnalyzer.php
+++ b/src/Psalm/Internal/Analyzer/ProjectAnalyzer.php
@@ -1184,26 +1184,17 @@ public function refactorCodeAfterCompletion(array $to_refactor): void
     public function setPhpVersion(string $version, string $source): void
     {
         if (!preg_match('/' . self::PHP_VERSION_REGEX . '/', $version)) {
-            fwrite(
-                STDERR,
-                'Expecting a version number in the format x.y or x.y.z'
-                . PHP_EOL,
-            );
-            exit(1);
+            throw new UnexpectedValueException('Expecting a version number in the format x.y or x.y.z');
         }
 
         if (!preg_match('/' . self::PHP_SUPPORTED_VERSIONS_REGEX . '/', $version)) {
-            fwrite(
-                STDERR,
+            throw new UnexpectedValueException(
                 'Psalm supports PHP version ">=5.4". The specified version '
                 . $version
-                . " is either not supported or doesn't exist."
-                . PHP_EOL,
+                . " is either not supported or doesn't exist.",
             );
-            exit(1);
         }
 
-
         [$php_major_version, $php_minor_version] = explode('.', $version);
 
         $php_major_version = (int) $php_major_version;
diff --git a/src/Psalm/Internal/CliUtils.php b/src/Psalm/Internal/CliUtils.php
index 1e5a1abdd6e..86f6b3261a3 100644
--- a/src/Psalm/Internal/CliUtils.php
+++ b/src/Psalm/Internal/CliUtils.php
@@ -12,6 +12,7 @@
 use Psalm\Internal\Analyzer\ProjectAnalyzer;
 use Psalm\Report;
 use RuntimeException;
+use UnexpectedValueException;
 
 use function array_filter;
 use function array_key_exists;
@@ -485,7 +486,15 @@ public static function initPhpVersion(array $options, Config $config, ProjectAna
         }
 
         if ($version !== null && $source !== null) {
-            $project_analyzer->setPhpVersion($version, $source);
+            try {
+                $project_analyzer->setPhpVersion($version, $source);
+            } catch (UnexpectedValueException $e) {
+                fwrite(
+                    STDERR,
+                    $e->getMessage() . PHP_EOL,
+                );
+                exit(2);
+            }
         }
     }