When using WEX, it seems to have problems with vJass.
For example, the lines
produce the error
View attachment 269250
This is a blank map, with no other triggers beyond the melee initialization. The empty library, and other vJass, compiles fine with NewGen. My game is version 1.27b.
It may be noteworthy that WEX will
save properly with this trigger enabled. But if the trigger is disabled and I attempt to re-enable it, the error is produced and the trigger does not enable.