Using CodeArea getCaretBounds() method within big scripts makes a blue selection appear.
for example:
The following code:
codeArea.textProperty().addListener((observable, oldvalue, newvalue) -> {
codeArea.getCaretBounds().ifPresent(caretBounds -> {
});
});
creates this blue highlight:

This issue appears in the version 0.9.3 but not in the 0.9.2 version
Using CodeArea getCaretBounds() method within big scripts makes a blue selection appear.

for example:
The following code:
codeArea.textProperty().addListener((observable, oldvalue, newvalue) -> {
codeArea.getCaretBounds().ifPresent(caretBounds -> {
});
});
creates this blue highlight:
This issue appears in the version 0.9.3 but not in the 0.9.2 version