fix: (Throws FormatException: Unexpected end of input (at character 1)) - check a file has content before process

[a-benamer]

:sparkles: What kind of change does this PR introduce? (Bug fix, feature, docs update...)

Fixes an exception caused by empty files

:arrow_heading_down: What is the current behavior?

Throws FormatException: Unexpected end of input (at character 1)

:new: What is the new behavior (if this is a feature change)?

No error logged

:boom: Does this PR introduce a breaking change?

No

:bug: Recommendations for testing

:memo: Links to relevant issues/docs

:thinking: Checklist before submitting

• [ ] All projects build
• [ ] Follows style guide lines (code style guide)
• [ ] Relevant documentation was updated
• [ ] Rebased onto current develop