prank

Signature

function prank(address msgSender) external;

function prank(address msgSender, bool delegateCall) external;

function prank(address msgSender, address txOrigin) external;

function prank(address msgSender, address txOrigin, bool delegateCall) external;

Description

• prank(address msgSender): sets msg.sender to the specified address for the next call. “The next call” includes static calls as well, but not delegate calls or calls to the cheat code address.
• prank(address msgSender, address txOrigin): sets msg.sender and the tx.origin addresses for the next call.
• prank(address msgSender, bool delegateCall): if delegateCall value is true then sets msg.sender to the specified address for the next delegate call.
• prank(address msgSender, address txOrigin, bool delegateCall): if delegateCall value is true then sets msg.sender and the tx.origin addresses for the next delegate call.

Note

The delegate calls cannot be pranked from an EOA.

Examples

/// function withdraw() public {
///     require(msg.sender == owner);

vm.prank(owner);
myContract.withdraw(); // [PASS]

SEE ALSO

Forge Standard Library

hoax