drawer

type ComponentStmt interface {
	Stmt() string
	ReturnError() bool
}

type Drawer interface {
	// Draws a flow. Takes array of components and a failure component and returns dsl in plantuml
	DrawFlow([]types.Component, types.Component) (string, error)

	// DrawComponent generates a statement from a component
	DrawComponent(types.Component) (ComponentStmt, error)

	// DrawBlock generates multi-statement from an array of components
	DrawBlock([]types.Component, types.Component) (ComponentStmt, error)

	// Register is a method for adding a new generator for a custom component type
	Register(string, Generator) error
}

type Generator func(Drawer, types.Component) (ComponentStmt, error)