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bridge.sol: mark pure functions as pure to get to 0 solc compiliation warnings

This commit is contained in:
Maximilian Krüger 2017-12-15 11:25:53 +01:00
parent 31a17f2644
commit 6cec01f8f0
1 changed files with 5 additions and 5 deletions
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10
contracts/bridge.sol
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@ -2,7 +2,7 @@ pragma solidity ^0.4.15;
library Authorities {
function contains (address[] self, address value) internal returns (bool) {
function contains (address[] self, address value) internal pure returns (bool) {
for (uint i = 0; i < self.length; i++) {
if (self[i] == value) {
return true;
@ -15,14 +15,14 @@ library Authorities {
/// Library used only to test Signer library via rpc calls
library SignerTest {
function signer (bytes signature, bytes message) public constant returns (address) {
function signer (bytes signature, bytes message) public pure returns (address) {
return Signer.signer(signature, message);
}
}
library Utils {
function toString (uint256 v) internal returns (string str) {
function toString (uint256 v) internal pure returns (string str) {
// it is used only for small numbers
bytes memory reversed = new bytes(8);
uint i = 0;
@ -41,7 +41,7 @@ library Utils {
library Signer {
function signer (bytes signature, bytes message) internal returns (address) {
function signer (bytes signature, bytes message) internal pure returns (address) {
require(signature.length == 65);
bytes32 r;
bytes32 s;
@ -55,7 +55,7 @@ library Signer {
return ecrecover(hash(message), uint8(v), r, s);
}
function hash (bytes message) internal returns (bytes32) {
function hash (bytes message) internal pure returns (bytes32) {
bytes memory prefix = "\x19Ethereum Signed Message:\n";
return keccak256(prefix, Utils.toString(message.length), message);
}