From 1ac5a8fce3bd7adc0ca1a6a4e890777ca49c8ea5 Mon Sep 17 00:00:00 2001
From: Felix Becker <felix.b@outlook.com>
Date: Wed, 5 Oct 2016 10:39:53 +0200
Subject: [PATCH] Handle case where version regexp doesnt match

---
 src/extension.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/extension.ts b/src/extension.ts
index 7150729..824d78e 100644
--- a/src/extension.ts
+++ b/src/extension.ts
@@ -23,7 +23,12 @@ export function activate(context: vscode.ExtensionContext) {
         }
 
         // Parse version and discard OS info like 7.0.8--0ubuntu0.16.04.2
-        let version = stdout.toString().match(/^PHP ([^\s]+)/)[1].split('-')[0];
+        const match = stdout.toString().match(/^PHP ([^\s]+)/);
+        if (!match) {
+            vscode.window.showErrorMessage('Error parsing PHP version. Please check the output of php --version');
+            return;
+        }
+        let version = match[1].split('-')[0];
         // Convert PHP prerelease format like 7.0.0rc1 to 7.0.0-rc1
         if (!/^\d+.\d+.\d+$/.test(version)) {
             version = version.replace(/(\d+.\d+.\d+)/, '$1-');