add constructor without config

Author: Stefan Tudose

parser_array_test.go parse_array_test.goparser_array_test.go renamed to parse_array_test.go

@@ -44,7 +44,7 @@ func TestIntArray(t *testing.T) {
 	} {
 		tc := tc
 		t.Run(tc.name, func(t *testing.T) {
-			parser, err := NewParser(strings.NewReader(tc.data), &ParserConfig{IgnoreHeaders: false, Comma: '\t'})
+			parser, err := NewParserWithConfig(strings.NewReader(tc.data), ParserConfig{IgnoreHeaders: false, Comma: '\t'})
 			if err != nil {
 				t.Fatalf("could not create parser: %w", err)
 			}
@@ -104,7 +104,7 @@ func TestMultiLevelIntArray(t *testing.T) {
 	} {
 		tc := tc
 		t.Run(tc.name, func(t *testing.T) {
-			parser, err := NewParser(strings.NewReader(tc.data), &ParserConfig{IgnoreHeaders: false, Comma: '\t'})
+			parser, err := NewParserWithConfig(strings.NewReader(tc.data), ParserConfig{IgnoreHeaders: false, Comma: '\t'})
 			if err != nil {
 				t.Fatalf("could not create parser: %w", err)
 			}
@@ -189,7 +189,7 @@ func TestStructArray(t *testing.T) {
 	} {
 		tc := tc
 		t.Run(tc.name, func(t *testing.T) {
-			parser, err := NewParser(strings.NewReader(tc.data), &ParserConfig{IgnoreHeaders: false, Comma: '\t'})
+			parser, err := NewParserWithConfig(strings.NewReader(tc.data), ParserConfig{IgnoreHeaders: false, Comma: '\t'})
 			if err != nil {
 				t.Fatalf("could not create parser: %w", err)
 			}

parser_decoder_test.go parse_decoder_test.goparser_decoder_test.go renamed to parse_decoder_test.go

@@ -39,7 +39,7 @@ func TestDecoderStruct(t *testing.T) {
 	} {
 		tc := tc
 		t.Run(tc.name, func(t *testing.T) {
-			parser, err := NewParser(strings.NewReader(tc.data), &ParserConfig{IgnoreHeaders: false, Comma: '\t'})
+			parser, err := NewParserWithConfig(strings.NewReader(tc.data), ParserConfig{IgnoreHeaders: false, Comma: '\t'})
 			if err != nil {
 				t.Fatalf("could not create parser: %w", err)
 			}
@@ -75,7 +75,7 @@ func TestDecoderPointer(t *testing.T) {
 	} {
 		tc := tc
 		t.Run(tc.name, func(t *testing.T) {
-			parser, err := NewParser(strings.NewReader(tc.data), &ParserConfig{IgnoreHeaders: false, Comma: '\t'})
+			parser, err := NewParserWithConfig(strings.NewReader(tc.data), ParserConfig{IgnoreHeaders: false, Comma: '\t'})
 			if err != nil {
 				t.Fatalf("could not create parser: %w", err)
 			}
@@ -112,7 +112,7 @@ func TestDecoderDoublePointer(t *testing.T) {
 	} {
 		tc := tc
 		t.Run(tc.name, func(t *testing.T) {
-			parser, err := NewParser(strings.NewReader(tc.data), &ParserConfig{IgnoreHeaders: false, Comma: '\t'})
+			parser, err := NewParserWithConfig(strings.NewReader(tc.data), ParserConfig{IgnoreHeaders: false, Comma: '\t'})
 			if err != nil {
 				t.Fatalf("could not create parser: %w", err)
 			}
@@ -148,7 +148,7 @@ func TestDecoderInterface(t *testing.T) {
 	} {
 		tc := tc
 		t.Run(tc.name, func(t *testing.T) {
-			parser, err := NewParser(strings.NewReader(tc.data), &ParserConfig{IgnoreHeaders: false})
+			parser, err := NewParserWithConfig(strings.NewReader(tc.data), ParserConfig{IgnoreHeaders: false})
 			if err != nil {
 				t.Fatalf("could not create parser: %w", err)
 			}

parser.go

@@ -9,7 +9,7 @@ import (
 
 type Parser struct {
 	Reader           *csv.Reader
-	config           *ParserConfig
+	config           ParserConfig
 	currentRowValues []string
 	lastErr          error
 }
@@ -24,7 +24,15 @@ type Decoder interface {
 	DecodeRecord(s string) error
 }
 
-func NewParser(reader io.Reader, config *ParserConfig) (*Parser, error) {
+func NewParserWithConfig(reader io.Reader, config ParserConfig) (*Parser, error) {
+	return newParser(reader, config)
+}
+
+func NewParser(reader io.Reader) (*Parser, error) {
+	return newParser(reader, ParserConfig{})
+}
+
+func newParser(reader io.Reader, config ParserConfig) (*Parser, error) {
 	p := &Parser{
 		Reader: csv.NewReader(reader),
 		config: config,