fix: multiple input one output and package mismatches

generator/filemanager.go

@@ -16,6 +16,7 @@ type fileManager struct {
 
 type managedFile struct {
 	Package string
+	Initial *config.Converter
 	Content *jen.File
 }
 
@@ -26,6 +27,7 @@ func (m *fileManager) Get(c *config.Converter, workDirectory string) (*jen.File,
 	if !ok {
 		f = &managedFile{
 			Package: c.OutputPackage,
+			Initial: c,
 		}
 
 		parts := strings.SplitN(c.OutputPackage, ":", 2)
@@ -43,7 +45,8 @@ func (m *fileManager) Get(c *config.Converter, workDirectory string) (*jen.File,
 	}
 
 	if f.Package != c.OutputPackage {
-		return nil, fmt.Errorf("damn") // TODO fix
+		return nil, fmt.Errorf("Error creating converters\n    %s\n    %s\nand\n    %s\n    %s\n\nCannot use different packages\n    %s\n    %s\nin the same output file:\n    %s",
+			c.FileSource, c.Type, f.Initial.FileSource, f.Initial.Type, c.OutputPackage, f.Initial.OutputPackage, output)
 	}
 
 	return f.Content, nil

runner_test.go

@@ -53,7 +53,7 @@ func TestScenario(t *testing.T) {
 			files, err := generateConvertersRaw(
 				&GenerateConfig{
 					WorkingDir:      execDir,
-					PackagePatterns: []string{"github.com/jmattheis/goverter/execution"},
+					PackagePatterns: []string{"github.com/jmattheis/goverter/execution/..."},
 					Global: config.RawLines{
 						Lines:    global,
 						Location: "scenario global",

scenario/multiple_input_one_output.yml

@@ -0,0 +1,53 @@
+input:
+    model/model.go: |
+        package model
+
+        type Input struct {
+            ID int
+        }
+        type Output struct {
+            ID int
+        }
+    pkg1/input.go: |
+        package pkg1
+
+        import model "github.com/jmattheis/goverter/execution/model"
+
+        // goverter:converter
+        // goverter:output ../generated/output.go
+        type Converter interface {
+            Convert(source model.Input) model.Output
+        }
+    pkg2/input.go: |
+        package pkg2
+
+        import model "github.com/jmattheis/goverter/execution/model"
+
+        // goverter:converter
+        // goverter:output ../generated/output.go
+        type Converter2 interface {
+            Convert(source model.Input) model.Output
+        }
+success:
+    - generated/output.go: |
+        // Code generated by github.com/jmattheis/goverter, DO NOT EDIT.
+
+        package generated
+
+        import model "github.com/jmattheis/goverter/execution/model"
+
+        type Converter2Impl struct{}
+
+        func (c *Converter2Impl) Convert(source model.Input) model.Output {
+        	var modelOutput model.Output
+        	modelOutput.ID = source.ID
+        	return modelOutput
+        }
+
+        type ConverterImpl struct{}
+
+        func (c *ConverterImpl) Convert(source model.Input) model.Output {
+        	var modelOutput model.Output
+        	modelOutput.ID = source.ID
+        	return modelOutput
+        }

scenario/output_package_mismatch.yml

@@ -0,0 +1,35 @@
+input:
+    input.go: |
+        package structs
+
+        // goverter:converter
+        // goverter:outputPackage pkg1
+        type Converter interface {
+            Convert(source Input) Output
+        }
+
+        // goverter:converter
+        // goverter:outputPackage pkg2
+        type Converter2 interface {
+            Convert(source Input) Output
+        }
+
+        type Input struct {
+            ID int
+        }
+        type Output struct {
+            ID int
+        }
+error: |-
+    Error creating converters
+        /ABSOLUTE/execution/input.go
+        github.com/jmattheis/goverter/execution.Converter
+    and
+        /ABSOLUTE/execution/input.go
+        github.com/jmattheis/goverter/execution.Converter2
+
+    Cannot use different packages
+        pkg1
+        pkg2
+    in the same ouput file:
+        /ABSOLUTE/execution/generated/generated.go