KeyFilter uses static instance of the regex

[MarcusPianco]

Is a:

[X] bug report
[ ] feature request
[ ] support request => Please do not submit support request here, instead see https://forum.primefaces.org/viewforum.php?f=57

Bug

When the Keyfilter is called in a component of the error "this.regex.test" is not a function. The file path of the code line is src /components/keyfilter/KeyFilter.js.

https://github.com/primefaces/primereact/blob/32e74add038e88604e33bf1a388f3759dd2ebaa1/src/components/keyfilter/KeyFilter.js

Current Behavior
Performance Affected when the user enter with some data.

Expected Behavior
Real time response while the user inputs are changed

Please tell us about your environment:
MAC OS Mojave
VS Code - 1.29.1
node - 10.12.10

• React version:
  16.6

• PrimeReact version:
  2.0.0-beta.8

• Browser:
  Chrome - 70.0.3538.110 (oficial version) 64 bits

• Language:
  ES6/7
  Typescript