[TS] Add Obj API (#5788)

* added basic code

* backup work

* got class property to work

* backup progress

* implementented fmt for creating code

* added docs for genFieldUtils

* back up work

* added base helper js func

* added union js code

* added unpackTo and base for pack

* added pack code

* added null check for packing struct list

* passes compile test

* fixed some spacing of generated functions

* added annotations for constructors

* added obj api unpack test

* tested pack to work

* merge branch

* separated js and ts test

* fixed union signature to include string

* fixed generator to support string union

* hardcoded fb builder name

* refactored struct vector creation

* work around createLong

* handle default value in constructor

* update typescript docs

* added notes about import flag

* fixed formatting stuffs

* undo TypescriptTest change

* refactored fmt

* updated generated code

* remove ignoring union_vector for js

* revert changes for .project

* revert changes for package.json

* don't generate js in ts test

* fixed android project file

* removed unused js function

* removed package-lock.json

* adjust createObjList to new signature

* changed regex to callback style

* fixed package.json

* used existing func for generating annotation

* changed ternary to !!

* added return type for lambda

* removed callback style for obj api generator

* fixed js file indentation

* removed unused header

* added tests for string only union

* handle string only union and refactor union conv func

* updated generated ts files

* renamed union conv func

* made js test create files like other languages

* removed union string only handling

* don't allow null in createObjectOffsetList

* updated generated ts code

* changed the line that triggers Windows build errors

* hopefully fix CI error

.gitignore

@@ -72,6 +72,7 @@ tests/monsterdata_rust_wire.mon
 tests/unicode_test.mon
 tests/ts/
 tests/php/
+tests/js/
 CMakeLists.txt.user
 CMakeScripts/**
 CTestTestfile.cmake