From 69c819da36d305fc53f2d79fb0a11174d2aad3a4 Mon Sep 17 00:00:00 2001
From: TLDMain <119927819+TLDMain@users.noreply.github.com>
Date: Fri, 12 Apr 2024 22:28:08 +0300
Subject: [PATCH 1/3] feat: support inline configurations

---
 .../builtinconfig/transformerconfig.go        | 17 +++++++-
 api/krusty/customconfig_test.go               | 39 +++++++++++++++++++
 2 files changed, 55 insertions(+), 1 deletion(-)

diff --git a/api/internal/plugins/builtinconfig/transformerconfig.go b/api/internal/plugins/builtinconfig/transformerconfig.go
index ab847eb6ec..634c0b50fb 100644
--- a/api/internal/plugins/builtinconfig/transformerconfig.go
+++ b/api/internal/plugins/builtinconfig/transformerconfig.go
@@ -76,8 +76,23 @@ func MakeDefaultConfig() *TransformerConfig {
 // MakeTransformerConfig returns a merger of custom config,
 // if any, with default config.
 func MakeTransformerConfig(
-	ldr ifc.Loader, paths []string) (*TransformerConfig, error) {
+	ldr ifc.Loader, configurations []string) (*TransformerConfig, error) {
 	t1 := MakeDefaultConfig()
+	if len(configurations) == 0 {
+		return t1, nil
+	}
+	var paths []string
+	for _, configuration := range configurations {
+		config, err := makeTransformerConfigFromBytes([]byte(configuration))
+		if err != nil {
+			paths = append(paths, configuration)
+			continue
+		}
+		t1, err = t1.Merge(config)
+		if err != nil {
+			return nil, err
+		}
+	}
 	if len(paths) == 0 {
 		return t1, nil
 	}
diff --git a/api/krusty/customconfig_test.go b/api/krusty/customconfig_test.go
index e563d64c2e..b4ed225495 100644
--- a/api/krusty/customconfig_test.go
+++ b/api/krusty/customconfig_test.go
@@ -335,3 +335,42 @@ spec:
   location: Arizona
 `)
 }
+
+func TestInlineConfig(t *testing.T) {
+	th := kusttest_test.MakeEnhancedHarness(t)
+	defer th.Reset()
+
+	th.WriteF("/app/resource.yaml", `
+apiVersion: config/v1
+kind: MyKind
+metadata:
+  name: testSvc
+spec:
+  container:
+    image: crd-image
+`)
+	th.WriteK("/app", `
+resources:
+- resource.yaml
+images:
+- name: crd-image
+  newName: new-crd-image
+  newTag: new-v1-tag
+configurations:
+- |-
+  images:
+  - kind: MyKind
+    path: spec/container/image
+`)
+
+	m := th.Run("/app", th.MakeDefaultOptions())
+	th.AssertActualEqualsExpected(m, `
+apiVersion: config/v1
+kind: MyKind
+metadata:
+  name: testSvc
+spec:
+  container:
+    image: new-crd-image:new-v1-tag
+`)
+}

From 70101ba0a21a79d06d0c6ef3c4880f2aafa5029f Mon Sep 17 00:00:00 2001
From: TLDMain <119927819+TLDMain@users.noreply.github.com>
Date: Thu, 8 Aug 2024 11:53:49 +0000
Subject: [PATCH 2/3] fix lint after merge

---
 api/krusty/customconfig_test.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/api/krusty/customconfig_test.go b/api/krusty/customconfig_test.go
index 545e30aa65..08002b92c4 100644
--- a/api/krusty/customconfig_test.go
+++ b/api/krusty/customconfig_test.go
@@ -373,6 +373,7 @@ spec:
   container:
     image: new-crd-image:new-v1-tag
 `)
+}
 
 func TestLabelTransformerConfig(t *testing.T) {
 	testCases := []struct {

From 2c2b0bed80728a0373579320f10b44165391f33e Mon Sep 17 00:00:00 2001
From: TLDMain <119927819+TLDMain@users.noreply.github.com>
Date: Sat, 9 Nov 2024 11:26:37 +0000
Subject: [PATCH 3/3] upd(inline config): check new line in configuration
 string

---
 api/internal/plugins/builtinconfig/transformerconfig.go | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/api/internal/plugins/builtinconfig/transformerconfig.go b/api/internal/plugins/builtinconfig/transformerconfig.go
index c71079ac78..4e5c8abe70 100644
--- a/api/internal/plugins/builtinconfig/transformerconfig.go
+++ b/api/internal/plugins/builtinconfig/transformerconfig.go
@@ -6,6 +6,7 @@ package builtinconfig
 import (
 	"log"
 	"sort"
+	"strings"
 	"sync"
 
 	"sigs.k8s.io/kustomize/api/ifc"
@@ -85,11 +86,14 @@ func MakeTransformerConfig(
 	}
 	var paths []string
 	for _, configuration := range configurations {
-		config, err := makeTransformerConfigFromBytes([]byte(configuration))
-		if err != nil {
+		if (!strings.Contains(configuration, "\n") && !strings.Contains(configuration, "\r")) {
 			paths = append(paths, configuration)
 			continue
 		}
+		config, err := makeTransformerConfigFromBytes([]byte(configuration))
+		if err != nil {
+			return nil, err
+		}
 		t1, err = t1.Merge(config)
 		if err != nil {
 			return nil, err