solidity/test/libsolidity/errorRecoveryTests/multiple_errors.sol
rocky ca3afea1d7 Add Steve Johnson-style parser recovery rules:
SourceUnit = Error $
    Block = '{' Error '}'
    ContractDefinition = '{' Error '}'
    Statement = Error ';'

Co-Authored-By: chriseth <chris@ethereum.org>
2019-06-17 14:47:07 +02:00

30 lines
944 B
Solidity

// An example with multiple errors.
// Most are caught by inserting an expected token.
// However some us S C Johnson recovery to
// skip over tokens.
pragma solidity >=0.0.0;
contract Error4 {
constructor() public {
balances[tx.origin] = 1 2; // missing operator
}
function sendCoin(address receiver, uint amount) public returns(bool sufficient) {
if (balances[msg.sender] < amount) return false;
balances[msg.sender] -= amount // Missing ";"
balances[receiver] += amount // Another missing ";"
emit Transfer(msg.sender // truncated line
return true;
}
}
// ----
// ParserError: (249-250): Expected ';' but got 'Number'
// ParserError: (471-479): Expected ';' but got identifier
// ParserError: (529-533): Expected ';' but got 'emit'
// ParserError: (577-583): Expected ',' but got 'return'
// ParserError: (577-583): Expected primary expression.
// Warning: (588-589): Recovered in Statement at ';'.