feat(multisearch): Add AbortSignal Support to MultiSearch Operations

[tharropoulos]

TLDR

Add AbortSignal support to multisearch with test coverage

Change Summary

Added Features:

1. In src/Typesense/MultiSearch.ts:
   • AbortSignal support through SearchOptions parameter in perform() method
   • Pass abort signal to underlying API call for request cancellation
   • Updated method signatures to use SearchOptions instead of cache-only options

Code Changes:

1. In src/Typesense/MultiSearch.ts:
   • Import updates: Added SearchOptions type import, converted to type-only imports
   • Method signature changes: Updated perform() overloads to accept SearchOptions
   • Parameter handling: Refactored options destructuring to use SearchOptions
   • API integration: Added abortSignal parameter to requestWithCache.perform()

Test Coverage:

1. New Test File test/multisearch-abort.spec.ts:
   • Immediate rejection test: Verifies requests are rejected when AbortSignal is already aborted
   • Cancel token creation test: Ensures proper axios cancel token setup when AbortSignal is provided
   • Event listener management tests: Confirms abort event listeners are added and cleaned up correctly
   • Normal operation test: Validates multisearch works without abort signal
   • Streaming support test: Tests abort functionality with conversation streaming
   • Error handling test: Verifies abort signal works with error responses

[jasonbosco]

Published in v2.1.0-9