erc20-dapp's Introduction

Polymath Tutorial - ERC20 Sample

Simple tutorial for connecting to ERC20 contract

Quick start

Complete the following steps in command line:

Clone the git repo git clone [email protected]:sajclarke/erc20-dapp.git
In the cloned repo root folder, install dependencies npm install
Start Ganache on port 8545
Run truffle compile
Run truffle migrate
Copy the entire build/contracts folders (and contents) to the front/src folder
In the front folder, run npm i
Run locally npm start

Contributing

We encourage contributions! Please read our Code Of Conduct before submitting a pull request. If you are reporting a bug or vulnerability, please submit an issue to this repo

Instructions for submitting a pull request:

Create a fork of this git repo
Commit each change to a separate branch on the forked repo
Submit a pull request to this repo

Do you have a question?

If you have any questions then you can contact Polymath via Gitter: https://gitter.im/PolymathNetwork/Lobby

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erc20-dapp's Issues

`truffle compile` compiler version errors

Console output below, got some errors after updating to the latest commit and re-running through the setup steps

$ truffle compile

Compiling ./contracts/Migrations.sol...
Compiling ./contracts/TutorialCoin.sol...
Compiling openzeppelin-solidity/contracts/math/SafeMath.sol...
Compiling openzeppelin-solidity/contracts/token/ERC20/ERC20.sol...
Compiling openzeppelin-solidity/contracts/token/ERC20/IERC20.sol...

/.../erc20-dapp/contracts/Migrations.sol:1:1: SyntaxError: Source file requires different compiler version (current compiler is 0.4.24+commit.e67f0147.Emscripten.clang - note that nightly builds are considered to be strictly less than the released version
pragma solidity ^0.5.0;
^---------------------^
,openzeppelin-solidity/contracts/token/ERC20/IERC20.sol:1:1: SyntaxError: Source file requires different compiler version (current compiler is 0.4.24+commit.e67f0147.Emscripten.clang - note that nightly builds are considered to be strictly less than the released version
pragma solidity ^0.5.2;
^---------------------^
,openzeppelin-solidity/contracts/math/SafeMath.sol:1:1: SyntaxError: Source file requires different compiler version (current compiler is 0.4.24+commit.e67f0147.Emscripten.clang - note that nightly builds are considered to be strictly less than the released version
pragma solidity ^0.5.2;
^---------------------^
,openzeppelin-solidity/contracts/token/ERC20/ERC20.sol:1:1: SyntaxError: Source file requires different compiler version (current compiler is 0.4.24+commit.e67f0147.Emscripten.clang - note that nightly builds are considered to be strictly less than the released version
pragma solidity ^0.5.2;
^---------------------^
,/.../erc20-dapp/contracts/TutorialCoin.sol:1:1: SyntaxError: Source file requires different compiler version (current compiler is 0.4.24+commit.e67f0147.Emscripten.clang - note that nightly builds are considered to be strictly less than the released version
pragma solidity ^0.5.0;
^---------------------^
Compilation failed. See above.

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