refactor: rollback metadata support until next release

WIP

Author: jdkato

internal/lint/adoc.go

@@ -43,11 +43,6 @@ func (l *Linter) lintADoc(f *core.File) error {
 		return core.NewE100("lintAdoc", errors.New("asciidoctor not found"))
 	}
 
-	err = l.lintMetadata(f)
-	if err != nil {
-		return err
-	}
-
 	s, err := l.Transform(f)
 	if err != nil {
 		return err

internal/lint/md.go

@@ -36,11 +36,6 @@ var reNumericList = regexp.MustCompile(`(?m)^\d+\.`)
 func (l Linter) lintMarkdown(f *core.File) error {
 	var buf bytes.Buffer
 
-	err := l.lintMetadata(f)
-	if err != nil {
-		return err
-	}
-
 	s, err := l.Transform(f)
 	if err != nil {
 		return err

internal/lint/mdx.go

@@ -16,11 +16,6 @@ func (l Linter) lintMDX(f *core.File) error {
 		return core.NewE100("lintMDX", errors.New("mdx2vast not found"))
 	}
 
-	err = l.lintMetadata(f)
-	if err != nil {
-		return err
-	}
-
 	s, err := l.Transform(f)
 	if err != nil {
 		return err

internal/lint/metadata.go

@@ -11,7 +11,7 @@ import (
 	"github.com/errata-ai/vale/v3/internal/nlp"
 )
 
-func (l Linter) lintMetadata(f *core.File) error {
+func (l Linter) lintMetadata(f *core.File) error { //nolint:unused
 	metadata := make(map[string]any)
 
 	_, err := frontmatter.Parse(strings.NewReader(f.Content), &metadata)

internal/lint/rst.go

@@ -42,11 +42,6 @@ func (l *Linter) lintRST(f *core.File) error {
 		return core.NewE100("lintRST", errors.New("rst2html not found"))
 	}
 
-	err := l.lintMetadata(f)
-	if err != nil {
-		return err
-	}
-
 	s, err := l.Transform(f)
 	if err != nil {
 		return err

testdata/features/frontmatter.feature

@@ -1,19 +1,19 @@
 Feature: Frontmatter
 
-  Scenario: Markup with frontmatter
-    When I test "frontmatter"
-    Then the output should contain exactly:
-      """
-      test.md:2:9:Meta.Title:'My document' should be in title case
-      test.md:3:23:vale.Annotations:'NOTE' left in text
-      test.md:4:19:vale.Annotations:'XXX' left in text
-      test.md:9:1:vale.Annotations:'NOTE' left in text
-      test.md:38:1:vale.Annotations:'XXX' left in text
-      test.md:40:29:vale.Annotations:'TODO' left in text
-      test.md:42:3:vale.Annotations:'TODO' left in text
-      test.md:42:10:vale.Annotations:'XXX' left in text
-      test.md:42:16:vale.Annotations:'FIXME' left in text
-      test.md:46:21:vale.Annotations:'FIXME' left in text
-      test.md:50:5:vale.Annotations:'TODO' left in text
-      test.md:52:3:vale.Annotations:'TODO' left in text
-      """
+# Scenario: Markup with frontmatter
+#     When I test "frontmatter"
+#     Then the output should contain exactly:
+#         """
+#         test.md:2:9:Meta.Title:'My document' should be in title case
+#         test.md:3:23:vale.Annotations:'NOTE' left in text
+#         test.md:4:19:vale.Annotations:'XXX' left in text
+#         test.md:9:1:vale.Annotations:'NOTE' left in text
+#         test.md:38:1:vale.Annotations:'XXX' left in text
+#         test.md:40:29:vale.Annotations:'TODO' left in text
+#         test.md:42:3:vale.Annotations:'TODO' left in text
+#         test.md:42:10:vale.Annotations:'XXX' left in text
+#         test.md:42:16:vale.Annotations:'FIXME' left in text
+#         test.md:46:21:vale.Annotations:'FIXME' left in text
+#         test.md:50:5:vale.Annotations:'TODO' left in text
+#         test.md:52:3:vale.Annotations:'TODO' left in text
+#         """