v0.4.0

• Feature: Support [L2] matching multiple operators (#3)
• Feature: New $contains comparator (#9)
• Feature: Support root matching (#13)
• BC break: Empty $or lists and [L2] objects do never match (#10)
• Move double negation to L2 (#11)
• Move matching literal dots to L2 (#15)
• Improve formatting and links

v0.3.0

• Explicitly state that missing keys are to be handled as NULL values
• Move simple matching (scalar and list) to L2
• Remove boolean filters true and false (#5)
• Negation prefix ! is now the preferred negation method
  • Move double-negation to L1
  • Move negation operator and combinator $not to L2 and explicitly describe its unfolding rules.
• Improve wording, avoid ambiguities

v0.2.0

• Feature / BC break: Empty $and and $or lists are now allowed and both always match.

• Feature: Supporting nested keys adds a requirement for literal dots

  {
  "dotted\\.key": "value"
  }

v0.1.0

First tagged release