CHANGELOG

1.3.2 - Released 2020-12-10

#79 Fix bug to prevent crashing on '*' selector in hashes (@chisholm)
#81 Fix bug with bracket checking to allow for nested parentheses (@chisholm)

1.3.1 - Released 2020-07-09

#75 Fix bug with SSDEEP hashes in STIX 2.1 (@emmanvg)

1.3.0 - Released 2020-03-04

#68 Update to ANTLR 4.8 (@chisholm)
#69 Add "visit()" methods to Pattern classes (@chisholm)
#71 Fix bug with multiple qualifiers in a pattern (@chisholm)

1.2.1 - Released 2019-11-26

Fix some imports for backwards compatibility

1.2.0 - Released 2019-11-22

#59 Fixed bug where malformed hashes would pass (@JohannKT)
#63, #64 Fixed bugs with leading and trailing whitespace (@squioc)
Support STIX 2.1 patterns
Add testing for Python 3.8

1.1.0 - Released 2018-11-20

Add a visitor to the ANTLR parser
Add testing for Python 3.7

1.0.0 - Released 2018-07-18

#34 - Add documentation on ReadTheDocs: https://stix2-patterns.readthedocs.io/
#39 - Raise error for unexepected unused character values.
#41 - Raise error for negative REPEAT values.
#42 - Improved Timestamp validation.
#43 - Validate Base64 binary literals.
#48 - Make pattern qualifier and operator keywords case-sensitive.
Drop support for Python 2.6 and 3.3.

0.6.0 - Released 2017-11-13

#32 - Added a public walk() method to the Pattern class. (@chisholm)
Make repository structure match other projects. (@emmanvg)

0.5.0 - Released 2017-07-12

Separate object and path components in inspector.
Support "NOT" qualifier on all comparison operators.

0.4.1 - Released 2017-05-19

Repackaged to not use a Wheel distribution

0.4.0 - Released 2017-05-19

Encapsulated parsed patterns in a new Pattern class

0.3.0 - Released 2017-05-04

Update for STIX 2.0 WD02.
Add "inspector" module to extract features from patterns.
Improve error messages.
Update to ANTLR 4.7
Add testing for Python 2.6 and 3.6

0.2.2 - Released 2017-03-01

Update packaging to install correct ANTLR4 runtime depending on Python version.

0.2.0 - Released 2017-02-24

Initial public version.