Сценарий: Последовательность блоков: константы

pkg/service/const.go

@@ -0,0 +1,41 @@
+package service
+
+import "go/ast"
+
+var (
+	constDeclarations []*Const
+)
+
+type Const struct {
+	s *ast.ValueSpec
+}
+
+func NewConst(s *ast.ValueSpec) *Const {
+	return &Const{s: s}
+}
+
+func (c *Const) String() (code string) {
+	// return c.s.Names[0].Name
+	return c.generate()
+}
+
+func (c *Const) generate() (code string) {
+	code += "const "
+	code += handleValueSpec(c.s)
+	code += ";"
+	return
+}
+
+func handleConstSpecs(specs []ast.Spec) string {
+	for _, spec := range specs {
+		switch s := spec.(type) {
+		case *ast.ValueSpec:
+			addConstant(s)
+		}
+	}
+	return ""
+}
+func addConstant(s *ast.ValueSpec) {
+	c := NewConst(s)
+	constDeclarations = append(constDeclarations, c)
+}

pkg/service/features/app.feature

@@ -345,4 +345,19 @@ return new Device();
 void main() {
 dev1=NewDevice();
 }
+```
+
+  Сценарий: Последовательность блоков: константы, типы, абстрактные классы, классы, переменные, функции
+    * Исходник:
+```
+package test
+
+type Mera int
+
+const c1 = 4
+```
+    * Результат:
+```
+const int c1 = 4;
+typedef int Mera;
 ```

pkg/service/service.go

@@ -86,6 +86,7 @@ func (s *defaultService) Start() error {
 		dst[i] = make(chan string, 1)
 	}
 
+	constDeclarations = nil
 	classDeclarations = nil
 	funcDeclarations = nil
 	helpersForDeclarations = nil
@@ -104,6 +105,7 @@ func (s *defaultService) Start() error {
 	}
 
 	s.printIncludeHeaders()
+	s.printConstDeclarations()
 	s.printClassDeclarations()
 	s.printFunctionDeclarations()
 	s.printGoHelperDeclarations()
@@ -130,6 +132,19 @@ func (s *defaultService) printIncludeHeaders() {
 	h := "#include <Arduino.h>\n\n"
 	s.out.Write([]byte(h))
 }
+func (s *defaultService) printConstDeclarations() {
+	dlock.Lock()
+	defer dlock.Unlock()
+
+	for _, c := range constDeclarations {
+		d := c.String()
+		s.out.Write([]byte(d + "\n"))
+		if s.header != nil {
+			s.header.Write([]byte(d + "\n"))
+		}
+	}
+	s.out.Write([]byte("\n"))
+}
 func (s *defaultService) printClassDeclarations() {
 	dlock.Lock()
 	defer dlock.Unlock()

pkg/service/service_ginkgo_test.go

@@ -80,10 +80,11 @@ var _ = Describe("Go Translator", func() {
 				}
 				`
 			expected := `
+				const std::string foo = "bar";
+
 				void foo();
 
 				void foo() {
-					const std::string foo = "bar";
 				}
 				`
 			Compare(source, expected)
@@ -396,10 +397,11 @@ var _ = Describe("Go Translator", func() {
 				}
 			`
 			expected := `
+				const int maxX = 1;
+
 				void setup();
 				void loop();
 
-				const int maxX = 1;
 				void setup() {}
 				void loop() {
 					if (x == maxX) {
@@ -423,10 +425,11 @@ var _ = Describe("Go Translator", func() {
 				}
 			`
 			expected := `
+				const int maxX = 1;
+
 				void setup();
 				void loop();
 
-				const int maxX = 1;
 				void setup() {}
 				void loop() {
 					if (x == maxX) {

pkg/service/spec.go

@@ -22,11 +22,14 @@ func handleGenDecl(decl ast.Decl) string {
 }
 
 func handleSpecs(specs []ast.Spec) (code string) {
-	for _, spec := range specs {
-		if InConstBlock {
-			code += "const "
-		}
+	if InConstBlock {
+		return handleConstSpecs(specs)
+	}
 
+	return handleSpecsVariables(specs)
+}
+func handleSpecsVariables(specs []ast.Spec) (code string) {
+	for _, spec := range specs {
 		switch s := spec.(type) {
 		case *ast.ImportSpec:
 			code += handleImportSpec(spec)