From fc52c56b7e06e81cf0033fe72fbc6308216f2fb0 Mon Sep 17 00:00:00 2001
From: Thorben Nissen <thorben@webcoast.dk>
Date: Wed, 16 Sep 2020 14:51:49 +0200
Subject: [PATCH] [BUGFIX] Support `composer.lock` in sub directory of git
 repository

Determine path of `composer.lock` relative to git root directory to
correctly get HEAD version of `composer.lock`.
---
 index.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)
 mode change 100644 => 100755 index.js

diff --git a/index.js b/index.js
old mode 100644
new mode 100755
index d1667ec..7ab2761
--- a/index.js
+++ b/index.js
@@ -11,6 +11,8 @@ program
 
 var dir = program.dir || process.cwd();
 var composerLockPath = path.join(dir, 'composer.lock');
+var gitRootPath = child_process.spawnSync('git', ['rev-parse', '--show-toplevel']).stdout.toString().trim()
+var relativeComposerLockPath = composerLockPath.replace(gitRootPath + '/', '')
 
 var origLock = getHeadComposerLock();
 var newLock = getComposerLock();
@@ -125,7 +127,7 @@ function getComposerLock() {
 
 function getHeadComposerLock() {
     return new Promise(function(resolve, reject) {
-	var p = child_process.spawn('git', ['show', 'HEAD:composer.lock'], {
+	var p = child_process.spawn('git', ['show', 'HEAD:' + relativeComposerLockPath], {
 	    cwd: dir
 	});
 	var data = '';