Fixed getFunctionName #301

[mfrachet]

I've modified this line and created a getFunctionName to factor a bit the declaration, and solving the due bug.

Description

I've created a function to factor the call on the line described, and write some tests (2) to fully cover the case.

Related Issue

• The issue was the Function.name not defined in IE #301

Motivation and Context

• Bug solving

How Has This Been Tested?

• TDD
• Writing a test that matches the first if case
• Make it pass
• Writing a test by failing the regex resolution
• Make it pass
• Creating a branch and push my code on this
• Sending PR to Inversify

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• My code follows the code style of this project.
• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• My change requires a change to the type definitions.
• I have updated the type definitions accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.
• All new and existing tests passed.

[mention-bot]

@Skahrz, thanks for your PR! By analyzing the annotation information on this pull request, we identified @remojansen and @hourliert to be potential reviewers