TypeError when renaming contract while Interact window is open

[filippsen]

Environment/Browser

Lab 1.0.0 with file renaming enabled

Description

Error when renaming a contract while the Interact window is open leads to broken session.

Steps to reproduce

1. Create a New project from Hello World template
2. Expand HelloWorld.sol file
3. Deploy project
4. Click Interact
5. Click Configure
6. In the Edit Contract window, rename the project
7. Save

Expected result

No errors

Actual result

The following error appears in the browser console output:

Uncaught TypeError: Cannot read property 'get' of undefined

Hint

In render2 function inside src/components/projecteditor/contractinteraction.js, add the following code after const contract declaration:

// Early return when contract is missing, likely due to a recent rename
if(!contract){
    this.writeContent(1, "Missing file(s), contract not deployed?");
    return;
}

[filippsen]

Solved with request #168