I'dn't've - When you’re saying 'I would not have done that if I was give

When you’re saying 'I would not have done that if I was given a choice and a damn good reason.'

'I'dn't've fought that guy if he wasn’t wearing my sister’s shoes.'

'I'dn't've eaten the whole pizza if it wasn’t my birthday.'

'I'dn't've yelled at the dog if it didn’t look at me like I was a fool.'