fix solidity warning

frangio · frangio · commit 48e863a50240 · 2020-12-01T17:49:48.000-03:00
diff --git a/contracts/mocks/EIP712External.sol b/contracts/mocks/EIP712External.sol
@@ -12,7 +12,7 @@ contract EIP712External is EIP712 {
         return _domainSeparator_v4();
     }
 
-    function verify(bytes memory signature, address signer, address mailTo, string memory mailContents) external {
+    function verify(bytes memory signature, address signer, address mailTo, string memory mailContents) external view {
         bytes32 digest = _hashTypedData_v4(keccak256(abi.encode(
             keccak256("Mail(address to,string contents)"),
             mailTo,

Original file line number	Diff line number	Diff line change
`@@ -12,7 +12,7 @@ contract EIP712External is EIP712 {`
`12`	`12`	`return _domainSeparator_v4();`
`13`	`13`	`}`
`14`	`14`
`15`		`- function verify(bytes memory signature, address signer, address mailTo, string memory mailContents) external {`
	`15`	`+ function verify(bytes memory signature, address signer, address mailTo, string memory mailContents) external view {`
`16`	`16`	`bytes32 digest = _hashTypedData_v4(keccak256(abi.encode(`
`17`	`17`	`keccak256("Mail(address to,string contents)"),`
`18`	`18`	`mailTo,`