Enum that are negatives(-) are generated with the same name as positives(+)

# Problem

When you have an enum with negatives(-) values and positive(+) values with the same number:


It produces an enum with the same name:


# Possible Solution

For generating names in Enums function need to parse the "-" to a "_" character, it will generate something like this:


# Steps to reproduce

- Create a swagger api with enums with a negative and a positive number (with the same number Ex: -1,1 or -2,2 or -3,3 or so on)
- Run the command: `npx swagger-typescript-api -p http://localhost/api-json --extract-enums`
- The generated enum will have the same name for both `-1 and 1`