Merge pull request #109 from KeisukeYamashita/support-terraform-0-15-…

…or-later-output-only-changes

Support Terraform `>= 0.15` or later plan output only changes

terraform/parser.go

@@ -61,7 +61,7 @@ func NewFmtParser() *FmtParser {
 // NewPlanParser is PlanParser initialized with its Regexp
 func NewPlanParser() *PlanParser {
 	return &PlanParser{
-		Pass: regexp.MustCompile(`(?m)^(Plan: \d|No changes.)`),
+		Pass: regexp.MustCompile(`(?m)^((Plan: \d|No changes.)|(Changes to Outputs:))`),
 		Fail: regexp.MustCompile(`(?m)^(│\s{1})?(Error: )`),
 		// "0 to destroy" should be treated as "no destroy"
 		HasDestroy:   regexp.MustCompile(`(?m)([1-9][0-9]* to destroy.)`),

terraform/parser_test.go

@@ -86,6 +86,80 @@ can't guarantee that exactly these actions will be performed if
 "terraform apply" is subsequently run.
 `
 
+const planOnlyOutputChangesSuccessResult0_12 = `
+Refreshing Terraform state in-memory prior to plan...
+The refreshed state will be used to calculate this plan, but will not be
+persisted to local or remote state storage.
+
+data.terraform_remote_state.teams_platform_development: Refreshing state...
+google_project.my_project: Refreshing state...
+aws_iam_policy.datadog_aws_integration: Refreshing state...
+aws_iam_user.teams_terraform: Refreshing state...
+aws_iam_role.datadog_aws_integration: Refreshing state...
+google_project_services.my_project: Refreshing state...
+google_bigquery_dataset.gateway_access_log: Refreshing state...
+aws_iam_role_policy_attachment.datadog_aws_integration: Refreshing state...
+google_logging_project_sink.gateway_access_log_bigquery_sink: Refreshing state...
+google_project_iam_member.gateway_access_log_bigquery_sink_writer_is_bigquery_data_editor: Refreshing state...
+google_dns_managed_zone.tfnotifyapps_com: Refreshing state...
+google_dns_record_set.dev_tfnotifyapps_com: Refreshing state...
+
+------------------------------------------------------------------------
+
+An execution plan has been generated and is shown below.
+Resource actions are indicated with the following symbols:
+  + create
+
+Terraform will perform the following actions:
+
+Plan: 0 to add, 0 to change, 0 to destroy.
+
+Changes to Outputs:
+  + aws_instance_name = "my-instance"
+
+------------------------------------------------------------------------
+
+Note: You didn't specify an "-out" parameter to save this plan, so Terraform
+can't guarantee that exactly these actions will be performed if
+"terraform apply" is subsequently run.
+`
+
+const planOnlyOutputChangesSuccessResult0_15 = `
+Refreshing Terraform state in-memory prior to plan...
+The refreshed state will be used to calculate this plan, but will not be
+persisted to local or remote state storage.
+
+data.terraform_remote_state.teams_platform_development: Refreshing state...
+google_project.my_project: Refreshing state...
+aws_iam_policy.datadog_aws_integration: Refreshing state...
+aws_iam_user.teams_terraform: Refreshing state...
+aws_iam_role.datadog_aws_integration: Refreshing state...
+google_project_services.my_project: Refreshing state...
+google_bigquery_dataset.gateway_access_log: Refreshing state...
+aws_iam_role_policy_attachment.datadog_aws_integration: Refreshing state...
+google_logging_project_sink.gateway_access_log_bigquery_sink: Refreshing state...
+google_project_iam_member.gateway_access_log_bigquery_sink_writer_is_bigquery_data_editor: Refreshing state...
+google_dns_managed_zone.tfnotifyapps_com: Refreshing state...
+google_dns_record_set.dev_tfnotifyapps_com: Refreshing state...
+
+------------------------------------------------------------------------
+
+An execution plan has been generated and is shown below.
+Resource actions are indicated with the following symbols:
+  + create
+
+Terraform will perform the following actions:
+
+Changes to Outputs:
+  + aws_instance_name = "my-instance"
+
+------------------------------------------------------------------------
+
+Note: You didn't specify an "-out" parameter to save this plan, so Terraform
+can't guarantee that exactly these actions will be performed if
+"terraform apply" is subsequently run.
+`
+
 const planFailureResult0_12 = `
 xxxxxxxxx
 xxxxxxxxx
@@ -459,6 +533,32 @@ func TestPlanParserParse(t *testing.T) {
 				Error:              nil,
 			},
 		},
+		{
+			name: "plan output changes only pattern 0.12",
+			body: planOnlyOutputChangesSuccessResult0_12,
+			result: ParseResult{
+				Result:             "Plan: 0 to add, 0 to change, 0 to destroy.",
+				HasAddOrUpdateOnly: true,
+				HasDestroy:         false,
+				HasNoChanges:       false,
+				HasPlanError:       false,
+				ExitCode:           0,
+				Error:              nil,
+			},
+		},
+		{
+			name: "plan output changes only pattern 0.15",
+			body: planOnlyOutputChangesSuccessResult0_15,
+			result: ParseResult{
+				Result:             "Changes to Outputs:",
+				HasAddOrUpdateOnly: true,
+				HasDestroy:         false,
+				HasNoChanges:       false,
+				HasPlanError:       false,
+				ExitCode:           0,
+				Error:              nil,
+			},
+		},
 		{
 			name: "no stdin",
 			body: "",