Charles KWON OhJun
99f0ef2152
Built-in methods on basic types, enabling fluent chaining:
cStr:Trim():Upper():Left(5) → "HELLO"
aArr:Sort():Join(",") → "1,2,3"
String (20 methods):
Upper, Lower, Trim, LTrim, RTrim, Left, Right, Substr,
Len, Replace, Split, Contains, Starts, Ends, Reverse,
Replicate, Copy, At, Empty, Val
Array (14 methods):
Len, Push, Pop, Sort, Find, Map, Filter, Each,
Join, Copy, Empty, First, Last, Slice
Numeric (6 methods):
Str, Round, Int, Abs, Sqrt, Copy
Hash (7 methods):
Keys, Values, Has, Len, Copy, Delete, Empty
Any type (5 methods):
Copy, Type, IsNil, ToStr, ClassName
Integration: Thread.Send() checks SendBuiltin() before class dispatch.
Tests: 28 tests ALL PASS including chaining test.
Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>