From 916b94eb3aac698918e79a7b8592ac0ce5b74012 Mon Sep 17 00:00:00 2001
From: Andrii Soldatenko <andrii.soldatenko@dynatrace.com>
Date: Sun, 16 Jul 2023 21:00:18 +0200
Subject: [PATCH] Added support for configuring array values with environment
 variables #3511

Signed-off-by: Andrii Soldatenko <andrii.soldatenko@dynatrace.com>
---
 configuration/parser.go | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/configuration/parser.go b/configuration/parser.go
index 6d645180..017d63a9 100644
--- a/configuration/parser.go
+++ b/configuration/parser.go
@@ -166,6 +166,17 @@ func (p *Parser) overwriteFields(v reflect.Value, fullpath string, path []string
 		return p.overwriteStruct(v, fullpath, path, payload)
 	case reflect.Map:
 		return p.overwriteMap(v, fullpath, path, payload)
+	case reflect.Slice:
+		idx, err := strconv.Atoi(path[0])
+		if err != nil {
+			panic("non-numeric index: " + path[0])
+		}
+
+		if idx >= v.Len() {
+			panic("Undefined index: " + path[0])
+		}
+
+		return p.overwriteFields(v.Index(idx), fullpath, path[1:], payload)
 	case reflect.Interface:
 		if v.NumMethod() == 0 {
 			if !v.IsNil() {