[BUG] Polymorphic Serialiser - Not handling empty arrays

[janders4]

Describe the bug^*

When

To Reproduce^*

Provide an empty array as the first argument for the PolymorphicSerializer.serialize function

Expected behavior^*

When providing an empty array to the polymorphic serializer serialize function an unhandled type error is thrown:
Reduce of empty array with no initial value

Platform^*

• OS: macOS - Sonoma 14.3.1
• Browser N/A
• Version: 1.11.0

Additional context

Stack:

TypeError: Reduce of empty array with no initial value
    at Array.reduce (<anonymous>)
    at PolymorphicSerializer.serialize (/[email protected]/node_modules/ts-japi/lib/classes/polymorphic-serialiser.js:20:30)
    at process.processTicksAndRejections (node:internal/process/task_queues:95:5)
message: 'Reduce of empty array with no initial value'