Changelog

2.0.0
breaking changes
#17
Only node 12
#10
Fix uppercase hex strings validating as safe
#9
Add safeParse()
#8
Change module namespace
#7
Don't assume `hasOwnProperty` is safe
#5
Use syntax available down to Node 4.
#4
Improve regex to only flag keys
#3
Handle escaped unicode characters
#2
Expose validation logic