golangci-lint: decoder/unmarshal (#518)

parser_test.go

@@ -7,7 +7,10 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
+//nolint:funlen
 func TestParser_AST_Numbers(t *testing.T) {
+	t.Parallel()
+
 	examples := []struct {
 		desc  string
 		input string
@@ -132,7 +135,9 @@ func TestParser_AST_Numbers(t *testing.T) {
 	}
 
 	for _, e := range examples {
+		e := e
 		t.Run(e.desc, func(t *testing.T) {
+			t.Parallel()
 			p := parser{}
 			p.Reset([]byte(`A = ` + e.input))
 			p.NextExpression()
@@ -156,7 +161,6 @@ func TestParser_AST_Numbers(t *testing.T) {
 }
 
 type (
-	astRoot []astNode
 	astNode struct {
 		Kind     ast.Kind
 		Data     []byte
@@ -164,11 +168,6 @@ type (
 	}
 )
 
-func compareAST(t *testing.T, expected astRoot, actual *ast.Root) {
-	it := actual.Iterator()
-	compareIterator(t, expected, it)
-}
-
 func compareNode(t *testing.T, e astNode, n ast.Node) {
 	t.Helper()
 	require.Equal(t, e.Kind, n.Kind)
@@ -199,55 +198,10 @@ func compareIterator(t *testing.T, expected []astNode, actual ast.Iterator) {
 	}
 }
 
-func (r astRoot) toOrig() *ast.Root {
-	builder := &ast.Builder{}
-
-	var last ast.Reference
-
-	for i, n := range r {
-		ref := builder.Push(ast.Node{
-			Kind: n.Kind,
-			Data: n.Data,
-		})
-
-		if i > 0 {
-			builder.Chain(last, ref)
-		}
-		last = ref
-
-		if len(n.Children) > 0 {
-			c := childrenToOrig(builder, n.Children)
-			builder.AttachChild(ref, c)
-		}
-	}
-
-	return builder.Tree()
-}
-
-func childrenToOrig(b *ast.Builder, nodes []astNode) ast.Reference {
-	var first ast.Reference
-	var last ast.Reference
-	for i, n := range nodes {
-		ref := b.Push(ast.Node{
-			Kind: n.Kind,
-			Data: n.Data,
-		})
-		if i == 0 {
-			first = ref
-		} else {
-			b.Chain(last, ref)
-		}
-		last = ref
-
-		if len(n.Children) > 0 {
-			c := childrenToOrig(b, n.Children)
-			b.AttachChild(ref, c)
-		}
-	}
-	return first
-}
-
+//nolint:funlen
 func TestParser_AST(t *testing.T) {
+	t.Parallel()
+
 	examples := []struct {
 		desc  string
 		input string
@@ -384,7 +338,9 @@ func TestParser_AST(t *testing.T) {
 	}
 
 	for _, e := range examples {
+		e := e
 		t.Run(e.desc, func(t *testing.T) {
+			t.Parallel()
 			p := parser{}
 			p.Reset([]byte(e.input))
 			p.NextExpression()