Do not serialize sourcemap until required - fixes #16
Do not serialize sourcemap until required - fixes #16

apiaryio/drafter,neonichu/drafter,hendrikmaus/drafter,apiaryio/drafter,hendrikmaus/drafter,hendrikmaus/drafter,neonichu/drafter,hendrikmaus/drafter,apiaryio/drafter,neonichu/drafter,apiaryio/drafter,apiaryio/drafter,neonichu/drafter