feat: Rename detection for Kubernetes resources

assets/kubernetes/multi-docs-file-level/expected-dyff.human

@@ -0,0 +1,39 @@
+
+metadata  (v1/Service/foo)
+  + one map entry added:
+    annotations:
+      foo: bar
+
+(root level)  (v1/Service/foo-2)
+- one document removed:
+  ---
+  apiVersion: v1
+  kind: Service
+  metadata:
+    name: foo-2
+  spec:
+    selector:
+      kubernetes.io/app: foo-2
+
+(root level)  (v1/Service/bar)
++ one document added:
+  ---
+  apiVersion: v1
+  kind: Service
+  metadata:
+    name: bar
+  spec:
+    selector:
+      kubernetes.io/app: bar
+
+(root level)  (v1/Service/baz)
++ one document added:
+  ---
+  apiVersion: v1
+  kind: Service
+  metadata:
+    name: baz
+  spec:
+    selector:
+      kubernetes.io/app: baz
+

assets/kubernetes/multi-docs-file-level/from.yaml

@@ -0,0 +1,16 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: foo
+spec:
+  selector:
+    kubernetes.io/app: foo
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: foo-2
+spec:
+  selector:
+    kubernetes.io/app: foo-2

assets/kubernetes/multi-docs-file-level/to.yaml

@@ -0,0 +1,27 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: foo
+  annotations:
+    foo: bar
+spec:
+  selector:
+    kubernetes.io/app: foo
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: bar
+spec:
+  selector:
+    kubernetes.io/app: bar
+
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: baz
+spec:
+  selector:
+    kubernetes.io/app: baz

assets/kubernetes/rename/expected-dyff.human

@@ -0,0 +1,34 @@
+
+data.pinniped.yaml
+  ± value change in multiline text (one insert, no deletions)
+      discovery:
+        url: null
+      api:
+        servingCertificate:
+
+      [two lines unchanged)]
+
+      apiGroupSuffix: pinniped.dev
+      # aggregatedAPIServerPort may be set here, although other YAML references to the default port (10250) may also need to be updated
+      # impersonationProxyServerPort may be set here, although other YAML references to the default port (8444) may also need to be updated
+      names:
+    +   # Example comment
+        servingCertificateSecret: pinniped-concierge-api-tls-serving-certificate
+        credentialIssuer: pinniped-concierge-config
+        apiService: pinniped-concierge-api
+        impersonationLoadBalancerService: pinniped-concierge-impersonation-proxy-load-balancer
+
+      [five lines unchanged)]
+
+      labels: {"app": "pinniped-concierge"}
+      kubeCertAgent:
+        namePrefix: pinniped-concierge-kube-cert-agent-
+        image: projects.registry.vmware.com/pinniped/pinniped-server:latest
+
+
+
+metadata.name
+  ± value change
+    - pinniped-concierge-config-9bfbmfgt2f
+    + pinniped-concierge-config-296567ccmt
+

assets/kubernetes/rename/from.yaml

@@ -0,0 +1,29 @@
+apiVersion: v1
+data:
+  pinniped.yaml: |
+    discovery:
+      url: null
+    api:
+      servingCertificate:
+        durationSeconds: 2592000
+        renewBeforeSeconds: 2160000
+    apiGroupSuffix: pinniped.dev
+    # aggregatedAPIServerPort may be set here, although other YAML references to the default port (10250) may also need to be updated
+    # impersonationProxyServerPort may be set here, although other YAML references to the default port (8444) may also need to be updated
+    names:
+      servingCertificateSecret: pinniped-concierge-api-tls-serving-certificate
+      credentialIssuer: pinniped-concierge-config
+      apiService: pinniped-concierge-api
+      impersonationLoadBalancerService: pinniped-concierge-impersonation-proxy-load-balancer
+      impersonationClusterIPService: pinniped-concierge-impersonation-proxy-cluster-ip
+      impersonationTLSCertificateSecret: pinniped-concierge-impersonation-proxy-tls-serving-certificate
+      impersonationCACertificateSecret: pinniped-concierge-impersonation-proxy-ca-certificate
+      impersonationSignerSecret: pinniped-concierge-impersonation-proxy-signer-ca-certificate
+      agentServiceAccount: pinniped-concierge-kube-cert-agent
+    labels: {"app": "pinniped-concierge"}
+    kubeCertAgent:
+      namePrefix: pinniped-concierge-kube-cert-agent-
+      image: projects.registry.vmware.com/pinniped/pinniped-server:latest
+kind: ConfigMap
+metadata:
+  name: pinniped-concierge-config-9bfbmfgt2f

assets/kubernetes/rename/from/kustomization.yaml

@@ -0,0 +1,5 @@
+# Source: pinniped-concierge/templates/configmap-pinniped-concierge-config.yaml
+configMapGenerator:
+  - name: pinniped-concierge-config
+    files:
+      - pinniped.yaml

assets/kubernetes/rename/from/pinniped.yaml

@@ -0,0 +1,23 @@
+discovery:
+  url: null
+api:
+  servingCertificate:
+    durationSeconds: 2592000
+    renewBeforeSeconds: 2160000
+apiGroupSuffix: pinniped.dev
+# aggregatedAPIServerPort may be set here, although other YAML references to the default port (10250) may also need to be updated
+# impersonationProxyServerPort may be set here, although other YAML references to the default port (8444) may also need to be updated
+names:
+  servingCertificateSecret: pinniped-concierge-api-tls-serving-certificate
+  credentialIssuer: pinniped-concierge-config
+  apiService: pinniped-concierge-api
+  impersonationLoadBalancerService: pinniped-concierge-impersonation-proxy-load-balancer
+  impersonationClusterIPService: pinniped-concierge-impersonation-proxy-cluster-ip
+  impersonationTLSCertificateSecret: pinniped-concierge-impersonation-proxy-tls-serving-certificate
+  impersonationCACertificateSecret: pinniped-concierge-impersonation-proxy-ca-certificate
+  impersonationSignerSecret: pinniped-concierge-impersonation-proxy-signer-ca-certificate
+  agentServiceAccount: pinniped-concierge-kube-cert-agent
+labels: {"app": "pinniped-concierge"}
+kubeCertAgent:
+  namePrefix: pinniped-concierge-kube-cert-agent-
+  image: projects.registry.vmware.com/pinniped/pinniped-server:latest

assets/kubernetes/rename/to.yaml

@@ -0,0 +1,30 @@
+apiVersion: v1
+data:
+  pinniped.yaml: |
+    discovery:
+      url: null
+    api:
+      servingCertificate:
+        durationSeconds: 2592000
+        renewBeforeSeconds: 2160000
+    apiGroupSuffix: pinniped.dev
+    # aggregatedAPIServerPort may be set here, although other YAML references to the default port (10250) may also need to be updated
+    # impersonationProxyServerPort may be set here, although other YAML references to the default port (8444) may also need to be updated
+    names:
+      # Example comment
+      servingCertificateSecret: pinniped-concierge-api-tls-serving-certificate
+      credentialIssuer: pinniped-concierge-config
+      apiService: pinniped-concierge-api
+      impersonationLoadBalancerService: pinniped-concierge-impersonation-proxy-load-balancer
+      impersonationClusterIPService: pinniped-concierge-impersonation-proxy-cluster-ip
+      impersonationTLSCertificateSecret: pinniped-concierge-impersonation-proxy-tls-serving-certificate
+      impersonationCACertificateSecret: pinniped-concierge-impersonation-proxy-ca-certificate
+      impersonationSignerSecret: pinniped-concierge-impersonation-proxy-signer-ca-certificate
+      agentServiceAccount: pinniped-concierge-kube-cert-agent
+    labels: {"app": "pinniped-concierge"}
+    kubeCertAgent:
+      namePrefix: pinniped-concierge-kube-cert-agent-
+      image: projects.registry.vmware.com/pinniped/pinniped-server:latest
+kind: ConfigMap
+metadata:
+  name: pinniped-concierge-config-296567ccmt

assets/kubernetes/rename/to/kustomization.yaml

@@ -0,0 +1,5 @@
+# Source: pinniped-concierge/templates/configmap-pinniped-concierge-config.yaml
+configMapGenerator:
+  - name: pinniped-concierge-config
+    files:
+      - pinniped.yaml

assets/kubernetes/rename/to/pinniped.yaml

@@ -0,0 +1,24 @@
+discovery:
+  url: null
+api:
+  servingCertificate:
+    durationSeconds: 2592000
+    renewBeforeSeconds: 2160000
+apiGroupSuffix: pinniped.dev
+# aggregatedAPIServerPort may be set here, although other YAML references to the default port (10250) may also need to be updated
+# impersonationProxyServerPort may be set here, although other YAML references to the default port (8444) may also need to be updated
+names:
+  # Example comment
+  servingCertificateSecret: pinniped-concierge-api-tls-serving-certificate
+  credentialIssuer: pinniped-concierge-config
+  apiService: pinniped-concierge-api
+  impersonationLoadBalancerService: pinniped-concierge-impersonation-proxy-load-balancer
+  impersonationClusterIPService: pinniped-concierge-impersonation-proxy-cluster-ip
+  impersonationTLSCertificateSecret: pinniped-concierge-impersonation-proxy-tls-serving-certificate
+  impersonationCACertificateSecret: pinniped-concierge-impersonation-proxy-ca-certificate
+  impersonationSignerSecret: pinniped-concierge-impersonation-proxy-signer-ca-certificate
+  agentServiceAccount: pinniped-concierge-kube-cert-agent
+labels: {"app": "pinniped-concierge"}
+kubeCertAgent:
+  namePrefix: pinniped-concierge-kube-cert-agent-
+  image: projects.registry.vmware.com/pinniped/pinniped-server:latest

go.mod

@@ -1,6 +1,8 @@
 module github.com/homeport/dyff
 
-go 1.20
+go 1.22.0
+
+toolchain go1.23.2
 
 require (
 	github.com/davecgh/go-spew v1.1.1

go.sum

@@ -5,6 +5,7 @@ github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSs
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4HY=
+github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw=
 github.com/go-logr/logr v1.4.2 h1:6pFjapn8bFcIbiKo3XT4j/BhANplGihG6tvd+8rYgrY=
 github.com/go-logr/logr v1.4.2/go.mod h1:9T104GzyrTigFIr8wt5mBrctHMim0Nb2HLGrmQ40KvY=
 github.com/go-task/slim-sprig/v3 v3.0.0 h1:sUs3vkvUymDpBKi3qH1YSqBQk9+9D/8M2mN1vB6EwHI=
@@ -26,6 +27,7 @@ github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeN
 github.com/google/pprof v0.0.0-20240727154555-813a5fbdbec8 h1:FKHo8hFI3A+7w0aUQuYXQ+6EN5stWmeY/AZqtM8xk9k=
 github.com/google/pprof v0.0.0-20240727154555-813a5fbdbec8/go.mod h1:K1liHPHnj73Fdn/EKuT8nrFqBihUSKXoLYU0BuatOYo=
 github.com/gorilla/mux v1.8.0 h1:i40aqfkR1h2SlN9hojwV5ZA91wcXFOvkdNIeFDP5koI=
+github.com/gorilla/mux v1.8.0/go.mod h1:DVbg23sWSpFRCP0SfiEN6jmj59UnW/n46BH5rLB71So=
 github.com/inconshreveable/mousetrap v1.1.0 h1:wN+x4NVGpMsO7ErUn/mUI3vEoE6Jt13X2s0bqwp9tc8=
 github.com/inconshreveable/mousetrap v1.1.0/go.mod h1:vpF70FUmC8bwa3OWnCshd2FqLfsEA9PFc4w1p2J65bw=
 github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
@@ -44,12 +46,15 @@ github.com/mitchellh/go-ps v1.0.0/go.mod h1:J4lOc8z8yJs6vUwklHw2XEIiT4z4C40KtWVN
 github.com/mitchellh/hashstructure v1.1.0 h1:P6P1hdjqAAknpY/M1CGipelZgp+4y9ja9kmUZPXP+H0=
 github.com/mitchellh/hashstructure v1.1.0/go.mod h1:xUDAozZz0Wmdiufv0uyhnHkUTN6/6d8ulp4AwfLKrmA=
 github.com/nxadm/tail v1.4.8 h1:nPr65rt6Y5JFSKQO7qToXr7pePgD6Gwiw05lkbyAQTE=
+github.com/nxadm/tail v1.4.8/go.mod h1:+ncqLTQzXmGhMZNUePPaPqPvBxHAIsmXswZKocGu+AU=
 github.com/onsi/ginkgo v1.16.5 h1:8xi0RTUf59SOSfEtZMvwTvXYMzG4gV23XVHOZiXNtnE=
+github.com/onsi/ginkgo v1.16.5/go.mod h1:+E8gABHa3K6zRBolWtd+ROzc/U5bkGt0FwiG042wbpU=
 github.com/onsi/ginkgo/v2 v2.20.1 h1:YlVIbqct+ZmnEph770q9Q7NVAz4wwIiVNahee6JyUzo=
 github.com/onsi/ginkgo/v2 v2.20.1/go.mod h1:lG9ey2Z29hR41WMVthyJBGUBcBhGOtoPF2VFMvBXFCI=
 github.com/onsi/gomega v1.34.1 h1:EUMJIKUjM8sKjYbtxQI9A4z2o+rruxnzNvpknOXie6k=
 github.com/onsi/gomega v1.34.1/go.mod h1:kU1QgUvBDLXBJq618Xvm2LUX6rSAfRaFRTcdOeDLwwY=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
+github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/russross/blackfriday/v2 v2.1.0/go.mod h1:+Rmxgy9KzJVeS9/2gXHxylqXiyQDYRxCVz55jmeOWTM=
@@ -62,6 +67,7 @@ github.com/spf13/pflag v1.0.5/go.mod h1:McXfInJRrz4CZXVZOBLb0bTZqETkiAhM9Iw0y3An
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.4.0/go.mod h1:j7eGeouHqKxXV5pUuKE4zz7dFj8WfuZ+81PSLYec5m4=
 github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
+github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
 github.com/texttheater/golang-levenshtein v1.0.1 h1:+cRNoVrfiwufQPhoMzB6N0Yf/Mqajr6t1lOv8GyGE2U=
 github.com/texttheater/golang-levenshtein v1.0.1/go.mod h1:PYAKrbF5sAiq9wd+H82hs7gNaen0CplQ9uvm6+enD/8=
 github.com/virtuald/go-ordered-json v0.0.0-20170621173500-b18e6e673d74 h1:JwtAtbp7r/7QSyGz8mKUbYJBg2+6Cd7OjM8o/GNOcVo=
@@ -82,10 +88,12 @@ golang.org/x/text v0.18.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
 golang.org/x/tools v0.25.0 h1:oFU9pkj/iJgs+0DT+VMHrx+oBKs/LJMV+Uvg78sl+fE=
 golang.org/x/tools v0.25.0/go.mod h1:/vtpO8WL1N9cQC3FN5zPqb//fRXskFHbLKk4OW1Q7rg=
 google.golang.org/protobuf v1.34.1 h1:9ddQBjfCyZPOHPUiPxpYESBLc+T8P3E+Vo4IbKZgFWg=
+google.golang.org/protobuf v1.34.1/go.mod h1:c6P6GXX6sHbq/GpV6MGZEdwhWPcYBgnhAHhKbcUYpos=
 gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogRM/Nc3DYOhEAlW+xobZo=
 gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
+gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=
 gopkg.in/yaml.v2 v2.2.2/go.mod h1:hI93XBmqTisBFMUTm0b8Fm+jr3Dg1NNxqwp+5A1VGuI=
 gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
 gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=

internal/cmd/common.go

@@ -97,6 +97,8 @@ func applyReportOptionsFlags(cmd *cobra.Command) {
 	cmd.Flags().BoolVarP(&reportOptions.noTableStyle, "no-table-style", "l", defaults.noTableStyle, "do not place blocks next to each other, always use one row per text block")
 	cmd.Flags().BoolVarP(&reportOptions.doNotInspectCerts, "no-cert-inspection", "x", defaults.doNotInspectCerts, "disable x509 certificate inspection, compare as raw text")
 	cmd.Flags().BoolVarP(&reportOptions.useGoPatchPaths, "use-go-patch-style", "g", defaults.useGoPatchPaths, "use Go-Patch style paths in outputs")
+	cmd.Flags().Float64VarP(&reportOptions.minorChangeThreshold, "minor-change-threshold", "", defaults.minorChangeThreshold, "minor change threshold")
+	cmd.Flags().IntVarP(&reportOptions.multilineContextLines, "multi-line-context-lines", "", defaults.multilineContextLines, "multi-line context lines")
 
 	// Deprecated
 	cmd.Flags().BoolVar(&reportOptions.exitWithCode, "set-exit-status", defaults.exitWithCode, "set program exit code, with 0 meaning no difference, 1 for differences detected, and 255 for program error")