first commit

internal/codegen/config.go

@@ -0,0 +1,41 @@
+package codegen
+
+import (
+	"fmt"
+)
+
+// Config is the configuration for the code generation.
+type Config struct {
+	Debug         bool
+	Class         string
+	ValidateOnly  bool
+	methodFilters []string
+}
+
+// NewConfig returns a new Config with default values.
+func NewConfig() *Config {
+	return &Config{}
+}
+
+// AddMethodFilter adds a method to the list of methodFilters to generate.
+func (cfg *Config) AddMethodFilter(methodFilter string) {
+	cfg.methodFilters = append(cfg.methodFilters, methodFilter)
+}
+
+// MethodFilter creates and returns a new method filter for the current config.
+func (cfg *Config) MethodFilter() *MethodFilter {
+	return NewMethodFilter(cfg.methodFilters)
+}
+
+// Validate validates the Config and returns an error if there's any problem.
+func (cfg *Config) Validate() error {
+	if cfg == nil {
+		return fmt.Errorf("config is nil")
+	}
+
+	if cfg.Class == "" {
+		return fmt.Errorf("generated classes may not be empty")
+	}
+
+	return nil
+}