update OptimizelyError message resolution

[raju-opti]

No description provided.

[Copilot]

Pull Request Overview

This PR updates the error message resolution logic for the OptimizelyError class. Key changes include the removal of the getMessage method and modifications to the setMessage method to ensure the message is only set once.

Comments suppressed due to low confidence (2)

lib/error/optimizly_error.ts:33

• The removal of the getMessage method changes the public API for error message resolution. Consider providing documentation or a migration note to help consumers transition to the new behavior.

-  getMessage(resolver?: MessageResolver): string {

lib/error/optimizly_error.ts:0

• [nitpick] The filename 'optimizly_error.ts' may contain a typo relative to the class name 'OptimizelyError'. Consider renaming the file for consistency.

Filename: optimizly_error.ts

[coveralls]

coverage: 80.685% (+0.04%) from 80.643%
when pulling f079735 on raju/errmsg
into e1190c6 on master.