[BUG][Go] A path with multiple tags fails to compile with a redeclaration error

[segevfiner]

Bug Report Checklist

• Have you provided a full/minimal spec to reproduce the issue?
• Have you validated the input using an OpenAPI validator (example)?
• Have you tested with the latest master to confirm the issue still exists?
• Have you searched for related issues/PRs?
• What's the actual output vs expected output?
• [Optional] Sponsorship to speed up the bug fix or feature request (example)

Description

The generated Go code for an OpenAPI file with multiple tags for a single path fails to compile with a redeclaration error (redeclared in this block)

openapi-generator version

v4.2.6 and feeeedd34d4f3a83501825d025502874f669a6bc (Docker image openapitools/openapi-generator-cli@sha256:4396b434b09f03c9cb9a20ff39f1406f13a9b224a25e77a41679cd993eb5c968)

OpenAPI declaration file content or url

openapi: '3.0.3'

info:
  title: Multiple Tags
  version: 0.1.0

paths:
  /test:
    get:
      description: Test
      operationId: Test
      tags:
      - a
      - b
      responses:
        '200':
          description: OK

Generation Details

docker run --rm \
  -v ${PWD}:/local openapitools/openapi-generator-cli@sha256:4396b434b09f03c9cb9a20ff39f1406f13a9b224a25e77a41679cd993eb5c968 generate \
  -i /local/openapi.yaml \
  -g go \
  -o /local/out/go

Steps to reproduce

1. Generate the provided schema for go.
2. Try to build it.

Related issues/PRs

Suggest a fix

[auto-labeler]

👍 Thanks for opening this issue!
🏷 I have applied any labels matching special text in your issue.

The team will review the labels and make any necessary changes.

[anqur]

Just wish to have a feature called ignored-tags to resolve the conflicts 😢

[yi-fan-song]

BTW,
There is a go specific config structPrefix, if you set that to true, it will prefix those types with the tag, sure, it may not be as neat as you'd want it, but it fixes the issue.