chore(release): update package version to 1.0.51

* Update BuildBunTag to append "array" for array types
* Add tests for handling array types in TypeMapper
* Adjust regex in SanitizeStructTagValue to preserve array suffix

linux/arch/PKGBUILD

@@ -1,6 +1,6 @@
 # Maintainer: Hein (Warky Devs) <hein@warky.dev>
 pkgname=relspec
-pkgver=1.0.50
+pkgver=1.0.51
 pkgrel=1
 pkgdesc="RelSpec is a comprehensive database relations management tool that reads, transforms, and writes database table specifications across multiple formats and ORMs."
 arch=('x86_64' 'aarch64')

linux/centos/relspec.spec

@@ -1,5 +1,5 @@
 Name:           relspec
-Version:        1.0.50
+Version:        1.0.51
 Release:        1%{?dist}
 Summary:        RelSpec is a comprehensive database relations management tool that reads, transforms, and writes database table specifications across multiple formats and ORMs.
 

pkg/writers/bun/type_mapper.go

@@ -311,10 +311,11 @@ func (tm *TypeMapper) BuildBunTag(column *models.Column, table *models.Table) st
 	if column.Type != "" {
 		// Sanitize type to remove backticks
 		typeStr := writers.SanitizeStructTagValue(column.Type)
+		isArray := pgsql.IsArrayType(typeStr)
 		hasExplicitTypeModifier := pgsql.HasExplicitTypeModifier(typeStr)
-		if !hasExplicitTypeModifier && column.Length > 0 {
+		if !hasExplicitTypeModifier && !isArray && column.Length > 0 {
 			typeStr = fmt.Sprintf("%s(%d)", typeStr, column.Length)
-		} else if !hasExplicitTypeModifier && column.Precision > 0 {
+		} else if !hasExplicitTypeModifier && !isArray && column.Precision > 0 {
 			if column.Scale > 0 {
 				typeStr = fmt.Sprintf("%s(%d,%d)", typeStr, column.Precision, column.Scale)
 			} else {
@@ -322,6 +323,9 @@ func (tm *TypeMapper) BuildBunTag(column *models.Column, table *models.Table) st
 			}
 		}
 		parts = append(parts, fmt.Sprintf("type:%s", typeStr))
+		if isArray {
+			parts = append(parts, "array")
+		}
 	}
 
 	// Primary key

pkg/writers/bun/writer_test.go

@@ -574,6 +574,10 @@ func TestTypeMapper_SQLTypeToGoType_Bun(t *testing.T) {
 		{"boolean", false, "resolvespec_common.SqlBool"},
 		{"uuid", false, "resolvespec_common.SqlUUID"},
 		{"jsonb", false, "resolvespec_common.SqlJSONB"},
+		{"text[]", true, "resolvespec_common.SqlStringArray"},
+		{"text[]", false, "resolvespec_common.SqlStringArray"},
+		{"integer[]", true, "resolvespec_common.SqlInt32Array"},
+		{"bigint[]", false, "resolvespec_common.SqlInt64Array"},
 	}
 
 	for _, tt := range tests {
@@ -685,6 +689,24 @@ func TestTypeMapper_BuildBunTag(t *testing.T) {
 			},
 			want: []string{"id,", "type:bigserial,", "pk,", "autoincrement,"},
 		},
+		{
+			name: "text array type",
+			column: &models.Column{
+				Name:    "tags",
+				Type:    "text[]",
+				NotNull: false,
+			},
+			want: []string{"tags,", "type:text[],", "array,"},
+		},
+		{
+			name: "integer array type",
+			column: &models.Column{
+				Name:    "scores",
+				Type:    "integer[]",
+				NotNull: true,
+			},
+			want: []string{"scores,", "type:integer[],", "array,"},
+		},
 	}
 
 	for _, tt := range tests {

pkg/writers/gorm/writer_test.go

@@ -658,6 +658,10 @@ func TestTypeMapper_SQLTypeToGoType(t *testing.T) {
 		{"timestamp", false, "sql_types.SqlTimeStamp"},
 		{"boolean", true, "bool"},
 		{"boolean", false, "sql_types.SqlBool"},
+		{"text[]", true, "sql_types.SqlStringArray"},
+		{"text[]", false, "sql_types.SqlStringArray"},
+		{"integer[]", true, "sql_types.SqlInt32Array"},
+		{"bigint[]", false, "sql_types.SqlInt64Array"},
 	}
 
 	for _, tt := range tests {
@@ -670,6 +674,21 @@ func TestTypeMapper_SQLTypeToGoType(t *testing.T) {
 	}
 }
 
+func TestTypeMapper_BuildGormTag_ArrayType(t *testing.T) {
+	mapper := NewTypeMapper("")
+
+	col := &models.Column{
+		Name:    "tags",
+		Type:    "text[]",
+		NotNull: false,
+	}
+
+	tag := mapper.BuildGormTag(col, nil)
+	if !strings.Contains(tag, "type:text[]") {
+		t.Fatalf("expected array type to be preserved, got %q", tag)
+	}
+}
+
 func TestTypeMapper_BuildGormTag_PreservesExplicitTypeModifiers(t *testing.T) {
 	mapper := NewTypeMapper("")
 

pkg/writers/pgsql/writer.go

@@ -1251,6 +1251,9 @@ func isIntegerType(colType string) bool {
 func isTextType(colType string) bool {
 	textTypes := []string{"text", "varchar", "character varying", "char", "character", "string"}
 	lowerType := strings.ToLower(colType)
+	if strings.HasSuffix(lowerType, "[]") {
+		return false
+	}
 	for _, t := range textTypes {
 		if strings.HasPrefix(lowerType, t) {
 			return true

pkg/writers/pgsql/writer_test.go

@@ -87,6 +87,43 @@ func TestWriteDatabase(t *testing.T) {
 	}
 }
 
+func TestWriteDatabase_GinIndexOnTextArrayDoesNotUseTrigramOperatorClass(t *testing.T) {
+	db := models.InitDatabase("testdb")
+	schema := models.InitSchema("public")
+
+	table := models.InitTable("plans", "public")
+
+	tagsCol := models.InitColumn("tags", "plans", "public")
+	tagsCol.Type = "text[]"
+	table.Columns["tags"] = tagsCol
+
+	index := &models.Index{
+		Name:    "idx_plans_tags",
+		Type:    "gin",
+		Columns: []string{"tags"},
+	}
+	table.Indexes[index.Name] = index
+
+	schema.Tables = append(schema.Tables, table)
+	db.Schemas = append(db.Schemas, schema)
+
+	var buf bytes.Buffer
+	writer := NewWriter(&writers.WriterOptions{})
+	writer.writer = &buf
+
+	if err := writer.WriteDatabase(db); err != nil {
+		t.Fatalf("WriteDatabase failed: %v", err)
+	}
+
+	output := buf.String()
+	if !strings.Contains(output, `USING gin (tags)`) {
+		t.Fatalf("expected GIN index on array column without explicit trigram opclass, got:\n%s", output)
+	}
+	if strings.Contains(output, "gin_trgm_ops") {
+		t.Fatalf("did not expect gin_trgm_ops for text[] column, got:\n%s", output)
+	}
+}
+
 func TestWriteForeignKeys(t *testing.T) {
 	// Create a test database with two related tables
 	db := models.InitDatabase("testdb")

pkg/writers/writer.go

@@ -207,7 +207,8 @@ func quoteSQLLiteral(value string) string {
 // - Returns a clean identifier safe for use in struct tags and field names
 func SanitizeStructTagValue(value string) string {
 	// Remove DBML/DCTX style comments in brackets (e.g., [note: 'description'])
-	commentRegex := regexp.MustCompile(`\s*\[.*?\]\s*`)
+	// Require at least one character inside brackets to avoid stripping PostgreSQL array suffix "[]"
+	commentRegex := regexp.MustCompile(`\s*\[[^\]]+\]\s*`)
 	value = commentRegex.ReplaceAllString(value, "")
 
 	// Trim whitespace