codegen/go: Remove superfluous newline in doc.go

This change fixes the package documentation comment generation that was
broken since #10317.

changelog/pending/20221111--sdkgen-go--fixes-superfluous-newline-being-added-between-documentation-comment-and-package-statement-in-doc-go.yaml

@@ -0,0 +1,4 @@
+changes:
+- type: fix
+  scope: sdkgen/go
+  description: Fixes superfluous newline being added between documentation comment and package statement in doc.go

pkg/codegen/go/gen.go

@@ -838,6 +838,9 @@ func (pkg *pkgContext) toOutputMethod(t schema.Type) string {
 	return "To" + outputTypeName
 }
 
+// printComment filters examples for the Go languages and prepends double forward slash to each line in the given
+// comment. If indent is true, each line is indented with tab character. It returns the number of lines in the
+// resulting comment. It guarantees that each line is terminated with newline character.
 func printComment(w io.Writer, comment string, indent bool) int {
 	comment = codegen.FilterExamples(comment, "go")
 
@@ -1312,7 +1315,6 @@ func (pkg *pkgContext) fieldName(r *schema.Resource, field *schema.Property) str
 
 func (pkg *pkgContext) genPlainType(w io.Writer, name, comment, deprecationMessage string,
 	properties []*schema.Property) {
-
 	printCommentWithDeprecationMessage(w, comment, deprecationMessage, false)
 	fmt.Fprintf(w, "type %s struct {\n", name)
 	for _, p := range properties {
@@ -3602,7 +3604,6 @@ func GeneratePackage(tool string, pkg *schema.Package) (map[string][]byte, error
 			} else {
 				fmt.Fprintf(buffer, "// Package %[1]s exports types, functions, subpackages for provisioning %[1]s resources.\n", name)
 			}
-			fmt.Fprintf(buffer, "\n")
 			fmt.Fprintf(buffer, "package %s\n", name)
 
 			setFile(path.Join(mod, "doc.go"), buffer.String())

pkg/codegen/testing/test/testdata/azure-native-nested-types/go/azure/doc.go

@@ -1,3 +1,2 @@
 // A native Pulumi package for creating and managing Azure resources.
-
 package azure

pkg/codegen/testing/test/testdata/cyclic-types/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/dash-named-schema/go/foo/doc.go

@@ -1,3 +1,2 @@
 // Package foo exports types, functions, subpackages for provisioning foo resources.
-
 package foo

pkg/codegen/testing/test/testdata/dashed-import-schema/go/plant-provider/doc.go

@@ -1,3 +1,2 @@
 // Package plantprovider exports types, functions, subpackages for provisioning plantprovider resources.
-
 package plantprovider

pkg/codegen/testing/test/testdata/different-enum/go/plant/doc.go

@@ -1,3 +1,2 @@
 // Package plant exports types, functions, subpackages for provisioning plant resources.
-
 package plant

pkg/codegen/testing/test/testdata/enum-reference/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/external-enum/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/external-go-import-aliases/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/external-resource-schema/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/functions-secrets/go/mypkg/doc.go

@@ -1,3 +1,2 @@
 // Package mypkg exports types, functions, subpackages for provisioning mypkg resources.
-
 package mypkg

pkg/codegen/testing/test/testdata/go-nested-collections/go/repro/doc.go

@@ -1,3 +1,2 @@
 // Package repro exports types, functions, subpackages for provisioning repro resources.
-
 package repro

pkg/codegen/testing/test/testdata/go-plain-ref-repro/go/repro/doc.go

@@ -1,3 +1,2 @@
 // Package repro exports types, functions, subpackages for provisioning repro resources.
-
 package repro

pkg/codegen/testing/test/testdata/hyphen-url/go/registrygeoreplication/doc.go

@@ -1,3 +1,2 @@
 // Package registrygeoreplication exports types, functions, subpackages for provisioning registrygeoreplication resources.
-
 package registrygeoreplication

pkg/codegen/testing/test/testdata/hyphenated-symbols/go/repro/doc.go

@@ -1,3 +1,2 @@
 // Package repro exports types, functions, subpackages for provisioning repro resources.
-
 package repro

pkg/codegen/testing/test/testdata/internal-dependencies-go/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/naming-collisions/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/nested-module-thirdparty/go/foo/doc.go

@@ -1,3 +1,2 @@
 // Package foo exports types, functions, subpackages for provisioning foo resources.
-
 package foo

pkg/codegen/testing/test/testdata/nested-module/go/foo/doc.go

@@ -1,3 +1,2 @@
 // Package foo exports types, functions, subpackages for provisioning foo resources.
-
 package foo

pkg/codegen/testing/test/testdata/output-funcs-edgeorder/go/myedgeorder/doc.go

@@ -1,3 +1,2 @@
 // Package myedgeorder exports types, functions, subpackages for provisioning myedgeorder resources.
-
 package myedgeorder

pkg/codegen/testing/test/testdata/output-funcs-tfbridge20/go/mypkg/doc.go

@@ -1,3 +1,2 @@
 // Package mypkg exports types, functions, subpackages for provisioning mypkg resources.
-
 package mypkg

pkg/codegen/testing/test/testdata/output-funcs/go/mypkg/doc.go

@@ -1,3 +1,2 @@
 // Package mypkg exports types, functions, subpackages for provisioning mypkg resources.
-
 package mypkg

pkg/codegen/testing/test/testdata/plain-and-default/go/foo/doc.go

@@ -1,3 +1,2 @@
 // Package foo exports types, functions, subpackages for provisioning foo resources.
-
 package foo

pkg/codegen/testing/test/testdata/plain-object-defaults/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/plain-object-disable-defaults/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/plain-schema-gh6957/go/xyz/doc.go

@@ -1,3 +1,2 @@
 // Package xyz exports types, functions, subpackages for provisioning xyz resources.
-
 package xyz

pkg/codegen/testing/test/testdata/provider-config-schema/go/configstation/doc.go

@@ -1,3 +1,2 @@
 // Package configstation exports types, functions, subpackages for provisioning configstation resources.
-
 package configstation

pkg/codegen/testing/test/testdata/regress-8403/go/mongodbatlas/doc.go

@@ -1,3 +1,2 @@
 // Package mongodbatlas exports types, functions, subpackages for provisioning mongodbatlas resources.
-
 package mongodbatlas

pkg/codegen/testing/test/testdata/regress-go-10527/go/world/doc.go

@@ -1,3 +1,2 @@
 // Package world exports types, functions, subpackages for provisioning world resources.
-
 package world

pkg/codegen/testing/test/testdata/regress-go-8664/go/my8664/doc.go

@@ -1,3 +1,2 @@
 // Package my8664 exports types, functions, subpackages for provisioning my8664 resources.
-
 package my8664

pkg/codegen/testing/test/testdata/regress-node-8110/go/my8110/doc.go

@@ -1,3 +1,2 @@
 // Package my8110 exports types, functions, subpackages for provisioning my8110 resources.
-
 package my8110

pkg/codegen/testing/test/testdata/replace-on-change/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/resource-args-python-case-insensitive/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/resource-args-python/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/resource-property-overlap/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/secrets/go/mypkg/doc.go

@@ -1,3 +1,2 @@
 // Package mypkg exports types, functions, subpackages for provisioning mypkg resources.
-
 package mypkg

pkg/codegen/testing/test/testdata/simple-enum-schema/go/plant/doc.go

@@ -1,3 +1,2 @@
 // Package plant exports types, functions, subpackages for provisioning plant resources.
-
 package plant

pkg/codegen/testing/test/testdata/simple-methods-schema-single-value-returns/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/simple-methods-schema/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/simple-plain-schema-with-root-package/go/doc.go

@@ -1,3 +1,2 @@
 // Package different exports types, functions, subpackages for provisioning different resources.
-
 package different

pkg/codegen/testing/test/testdata/simple-plain-schema/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/simple-resource-schema-custom-pypackage-name/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/simple-resource-schema/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example

pkg/codegen/testing/test/testdata/simple-yaml-schema/go/example/doc.go

@@ -1,3 +1,2 @@
 // Package example exports types, functions, subpackages for provisioning example resources.
-
 package example