chore(toolkit): all error messages must have a code

[mrgrain]

Reason for this change

We want errors to always have a defined non-default message code. This way an integrator can target errors individually.

Description of changes

Change the helper method for error messages to require a code.

Describe any new or updated permissions being added

n/a

Description of how you validated changes

n/a this is a refactor, enforcing a new rule at compile time

Checklist

• My code adheres to the CONTRIBUTING GUIDE and DESIGN GUIDELINES

---

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache-2.0 license

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 80.83%. Comparing base (34821f2) to head (8e96a32).
Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #33317   +/-   ##
=======================================
  Coverage   80.83%   80.83%           
=======================================
  Files         236      236           
  Lines       14253    14253           
  Branches     2490     2490           
=======================================
  Hits        11522    11522           
  Misses       2446     2446           
  Partials      285      285           

Flag	Coverage Δ
suite.unit	80.83% <ø> (ø)

Flags with carried forward coverage won't be shown. Click here to find out more.

Components	Coverage Δ
packages/aws-cdk	79.57% <ø> (ø)
packages/aws-cdk-lib/core	82.20% <ø> (ø)

[mergify]

Thank you for contributing! Your pull request will be updated from main and then merged automatically (do not update manually, and be sure to allow changes to be pushed to your fork).

[mergify]

Thank you for contributing! Your pull request will be updated from main and then merged automatically (do not update manually, and be sure to allow changes to be pushed to your fork).

[aws-cdk-automation]

AWS CodeBuild CI Report

• CodeBuild project: AutoBuildv2Project1C6BFA3F-wQm2hXv2jqQv
• Commit ID: 8e96a32
• Result: SUCCEEDED
• Build Logs (available for 30 days)

Powered by github-codebuild-logs, available on the AWS Serverless Application Repository

[mergify]

Thank you for contributing! Your pull request will be updated from main and then merged automatically (do not update manually, and be sure to allow changes to be pushed to your fork).

[github-actions]

Comments on closed issues and PRs are hard for our team to see.
If you need help, please open a new issue that references this one.