(childish) Synonym of you wish

(often humorous) Whatever you say you wish for I will treat as a command and do straight away.

The desired outcome may not be as desirable once it has been attained.

(colloquial, archaic) A form of mild swearing used to emphasis the truth of an assertion; accompanied by if and the opposite of the assertion.

A response to someone wishing for something, conveying that merely wishing for something has no effect or is of no use.

Alternative form of if wishes were horses, beggars would ride