lorenzb/libsubmarine

Update Compiler Version to 0.5.0

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#33 opened on Nov 20, 2018

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good first issue

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Description

Update the compiler version for the Auction Example to 0.5.0 so we can use abi.decode. Currently not possible until the OpenZeppelin folks update their code to use the newer compiler version. On-hold, but should be an easy change

openzeppelin-solidity/contracts/access/roles/MinterRole.sol:1:1: SyntaxError: Source file requires different compiler version (current compiler is 0.5.0+commit.1d4f565a.Linux.g++ - note that nightly builds are considered to be strictly less than the released version
pragma solidity ^0.4.24;
^----------------------^

Contributor guide

Research direction
Understand the current compiler version and the required changes. Check the OpenZeppelin release for compatibility. Update the pragma statements and fix any syntax errors. Run tests to ensure nothing breaks.
Tech stack
None
Domain
blockchain
Issue type
Chore
DifficultyEstimated implementation difficulty for a new contributor, from 1 for very small changes to 5 for expert-level work.
2
Estimated timeA rough time range for an experienced contributor to investigate, implement, test, and prepare a pull request.
1-3 hours
Activity statusHow available the issue appears right now: fresh, active, stale, blocked, or waiting on maintainer input.
Blocked
ClarityHow clearly the issue explains the expected change, acceptance criteria, and next step.
Clear
Prerequisites
GitBasic understanding of SolidityFamiliarity with OpenZeppelin contracts
Newbie friendlinessA 1-100 score estimating how approachable this issue is for first-time contributors.
75