From f1bb613c81dc4e322c0225b550dcf1cc0bef623c Mon Sep 17 00:00:00 2001
From: James Macmillan <james.macmillan@engineius.co.uk>
Date: Thu, 6 May 2021 13:29:30 +0100
Subject: [PATCH] fixes issue in prepare script

---
 src/scripts/prepare.js | 25 +++++++++++++++++++++++--
 1 file changed, 23 insertions(+), 2 deletions(-)

diff --git a/src/scripts/prepare.js b/src/scripts/prepare.js
index 67b67a2..dd837af 100644
--- a/src/scripts/prepare.js
+++ b/src/scripts/prepare.js
@@ -1,6 +1,27 @@
 const { exec } = require('child_process');
 const semver = require('semver');
 
+function getTnsVersion() {
+
+    try {
+        return semver.major(stdout);
+    } catch(error) {
+        try {
+            const regex = /(^\d\.\d\.\d$)/gm;
+            const match = regex.exec(stdout);
+
+            if (match && match[0]) {
+                return semver.major(match[0]);
+            }
+        } catch(error) {
+            // noop
+        }
+    }
+
+    console.warn('Could not get Nativescript version from nativescript cli. Assuming version 7+');
+    return 7;
+}
+
 exec('tns --version', (err, stdout, stderr) => {
     if (err) {
         // node couldn't execute the command
@@ -8,11 +29,11 @@ exec('tns --version', (err, stdout, stderr) => {
         return;
     }
 
-    const tnsVersion = semver.major(stdout);
+    const tnsVersion = getTnsVersion();
 
     // execute 'tns plugin build' for {N} version > 4. This command builds .aar in platforms/android folder.
     if (tnsVersion >= 4) {
         console.log(`executing 'tns plugin build'`);
         exec('tns plugin build');
     }
-}); 
\ No newline at end of file
+});