New features

• Add support for Java 12 (PR: Feature: Java 12 Switch Expressions #3259)
• Add support for parallel processor. (PR: feature: add support for parallel processor #3280)
• Add fluent API for Launcher. (PR: feature: add fluent API for Launcher #3258)
• Add support for slf4j (PR: add slf4j implementation with scope=test #3217)

Bug Fixes

• CtDeprecatedRef: Removes only unused deprecated methods. (PR: fix(CtDeprecatedRef): removes only unused deprecated methods #3200)
• ModelSet: ModelSet only keeps the latest version of the element. (PR: fix: ModelSet only keeps the latest version of the element #3232)
• Template matching ignores casts. (PR: fix: template matching ignores casts #3028)
• Avoid crash in hasImplicitAncestor. (PR: fix:avoid crash in hasImplicitAncestor #3247)
• Fragments can be computed for IntersectionTypeReference and used in sniper. (PR: fix: fragments can be computed for IntersectionTypeReference and used in sniper #3225)
• Fix crash with SpoonException in sniper mode. (PR: REVIEW fix: fix crash with SpoonException in sniper mode #3205)
• Do not print implicit changes with sniper. (PR: fix: be more protective to avoid wrong usages of sniper mode #3210)
• Fix position of asserts (and refactor sniper). (PR: fix; fix position of asserts #3215)
• Fix pretty-printing of special characters in literals. (PR: fix: fix pretty-printing of special characters in literals #3209)
• Adds support to for the NEG Unary Operator in VisitorPartialEvaluator. (PR: fix: adds support to the VisitorPartialEvaluator for the NEG UnaryOperator #3193)
• NullPointerException in the 'insertCommentInAST' method for an empty switch statement. (PR: fix: NullPointerException in the 'insertCommentInAST' method for an empty switch statement. #3191)
• Removing the use of 3rd party internal constants. (PR: fix:Removing the use of 3rd party internal constants #3187)
• NullPointerException on CtTypeReferenceImpl.isGenerics. (PR: fix: NullPointerException on CtTypeReferenceImpl.isGenerics #3276)
• ElementSourceFragment: Fragment construction should not consider type in local variable references. (PR: fix: fragment construction should not consider type in local variable references #3256)
• MavenLauncher: Allowing rebuilding of classpath. (PR: fix(MavenLauncher): allowing rebuilding of classpath #3270)
• SniperPrettyPrinter: Fix outdated state in stacked contex printer. (PR: fix: fix bug in sniper mode #3239)
• SpoonPom: Absolute path prefix should apply to non-standard directories. (PR: fix: not finding sources in non-standard directories #3260)
• spoon-control-flow: Add switchExpression to visitor. (PR: fix(spoon-control-flow): add switchExpression to visitor #3271)
• JDTBasedSpoonCompiler: Comments should not crash the full process. (PR: fix: comments should not crash the full process #3277)
• JDTTreeBuilder: Anonymous classes have unique names. (PR: fix: anonymous classes have unique names #3293)

Refactoring

• SniperJavaPrettyPrinter
  • Disable sonar for false positives. (PR: refactor: disable sonar for false positives #3188)
  • Fully specify options in the constructor of SniperPrettyPrinter. (PR: refactor: fully specify options in the constructor of SniperPrettyPrinter #3197)
• Remove @deprecated methods. (PR: refactor: remove @Deprecated methods #3184)
• Migrate to org.apache.logging.log4j:log4j-core:2.13.0. (PR: refactor: migrate to org.apache.logging.log4j:log4j-core:2.13.0 #3202)
• Sniper: Rename classes and methods. (PR: refactor: better name for the sniper classes #3218)
• pom.xml: Exclude unused transitive dependencies. (PR: Exclude unused transitive dependencies #3167)

Authors

Thanks to all contributors!!