v1.3.0

Enhancements

• Add a space after generic constructor type parameters (#485)

// Input
public <T> GenericConstructor(T genericParameter) {}

// Prettier 1.2.0
public <T>GenericConstructor(T genericParameter) {}

// Prettier 1.2.1
public <T> GenericConstructor(T genericParameter) {}

v1.2.0

Enhancements

• Supports of instance of pattern matching (#476)

// Input
if (o instanceof Integer i || p instanceof Point || q instanceof Circle c || r instanceof Square) {
  formatted = String.format("int %d", i);
} else if (o instanceof Long l) {
  formatted = String.format("long %d", l);
} else if (o instanceof Double d) {
  formatted = String.format("double %f", d);
} else if (o instanceof String s) {
  formatted = String.format("String %s", s);
}

// Output
if (
  o instanceof Integer i ||
  p instanceof Point ||
  q instanceof Circle c ||
  r instanceof Square
) {
  formatted = String.format("int %d", i);
} else if (o instanceof Long l) {
  formatted = String.format("long %d", l);
} else if (o instanceof Double d) {
  formatted = String.format("double %f", d);
} else if (o instanceof String s) {
  formatted = String.format("String %s", s);
}

• Supports of sealed classes and interfaces (#478)

// Input
public sealed class Rectangle
  implements Shape
  permits Square {

  private final double length;
  private final double height;

  public Rectangle(double length, double height) {
    this.length = length;
    this.height = height;
  }

  @Override
  public double area() {
    return length * height;
  }
}

// Output
public sealed class Rectangle implements Shape permits Square {

  private final double length;
  private final double height;

  public Rectangle(double length, double height) {
    this.length = length;
    this.height = height;
  }

  @Override
  public double area() {
    return length * height;
  }
}

Miscallenous

• Add copy/pastable Checkstyle configuration compatible with Prettier (#477)

v1.1.1

Fixes

• Fix parsing records inside class declarations
  and records with simplified constructors
  (#470)

Miscallenous

• Update links to Chevrotain library (From @Austin-Scott: #472)

v1.1.0

Enhancements

• Supports of Records (#460)

// Input
public record Pet(
    @NotNull String name, int age, String... others, Object @Nullable... errorMessageArgs
  ) {
  public Pet {
    if (age < 0) {
      throw new IllegalArgumentException("Age cannot be negative");
    }

    if (name == null || name.isBlank()) {
      throw new IllegalArgumentException("Name cannot be blank");
    }
  }

  public void test() {}
}

// Output
public record Pet(
  @NotNull String name, int age, String... others, Object @Nullable... errorMessageArgs
) {
  public Pet {
    if (age < 0) {
      throw new IllegalArgumentException("Age cannot be negative");
    }

    if (name == null || name.isBlank()) {
      throw new IllegalArgumentException("Name cannot be blank");
    }
  }

  public void test() {}
}

v1.0.2

v1.0.2

Fixes

• Keep space between annotation and type identifiers in unannClassType expressions (#455)

// Input
class T {
  SomeClass.@Valid SomeInnerClass someInnerClass = someClass.getInteractions().get(0);

  void process(
    Map.@NonNull Entry<String, SkeletonConfiguration> entry,
    @NonNull Map<String, Object> context
  ) {}
}

// Prettier 1.0.1
class T {
  SomeClass.@ValidSomeInnerClass someInnerClass = someClass
    .getInteractions()
    .get(0);

  void process(
    Map.@NonNullEntry<String, SkeletonConfiguration> entry,
    @NonNull Map<String, Object> context
  ) {}
}

// Prettier 1.0.2
class T {

  SomeClass.@Valid SomeInnerClass someInnerClass = someClass
    .getInteractions()
    .get(0);

  void process(
    Map.@NonNull Entry<String, SkeletonConfiguration> entry,
    @NonNull Map<String, Object> context
  ) {}
}

• Fix inconsistent indentation between chained method on method and new object (#456)

// Input
class T {
  public void method() {
    new Foo(stuff, thing, "auaaaaaaaaa some very long stuff", "some more").bar(10);
    foo(stuff, thing, "some very longuuuuuuuuuuuuuu stuff", "some more").bar(10);
  }
}

// Prettier 1.0.1
class T {
  public void method() {
    new Foo(stuff, thing, "auaaaaaaaaa some very long stuff", "some more")
    .bar(10);
    foo(stuff, thing, "some very longuuuuuuuuuuuuuu stuff", "some more")
      .bar(10);
  }
}

// Prettier 1.0.2
class T {

  public void method() {
    new Foo(stuff, thing, "auaaaaaaaaa some very long stuff", "some more")
      .bar(10);
    foo(stuff, thing, "some very longuuuuuuuuuuuuuu stuff", "some more")
      .bar(10);
  }
}

• Fix unstable formatting for method invocations with only comments (#457)

// Input
class T {
  public void method() {
    Arrays.asList(// a
                  // b
                  // c
                  // d
    );
  }
}

// Prettier 1.0.1
class T {
  public void method() {
    Arrays.asList(// b // a
    // c
    // d
    );
  }
}

// Prettier 1.0.2
class T {

  public void method() {
    Arrays.asList( // a
      // b
      // c
      // d
    );
  }
}

Miscellaneous

• Update lodash dependency to 4.17.21 (#458)

v1.0.1

v1.0.1

Fixes

• Correct spaces emplacement in multi-value switch expression case label (#440)

// Input

public class Test {

  public void test(TestEnum testEnum) {
    switch (testEnum) {
      case FOO -> System.out.println("Foo!");
      case BAR, BAZ -> System.out.println("Not Foo!");
    }
  }
}

// Prettier 1.0.0

public class Test {

  public void test(TestEnum testEnum) {
    switch (testEnum) {
      case FOO -> System.out.println("Foo!");
      case BAR ,BAZ -> System.out.println("Not Foo!");
    }
  }
}

// Prettier 1.0.1

public class Test {

  public void test(TestEnum testEnum) {
    switch (testEnum) {
      case FOO -> System.out.println("Foo!");
      case BAR, BAZ -> System.out.println("Not Foo!");
    }
  }
}

Miscellaneous

• Update prettier dependency to 2.2.1

v1.0.0

Enhancements

• Support of Java 15 ! 🚀

• Support of Text blocks

• Support of new switch rules and yield statements

• Improve throws rendering (From @jhaber: #384)

// Input

void throwException7(String string1, String string2, String string3, String string4) throws RuntimeException {
  throw new RuntimeException();
}

// Prettier 0.8.3

void throwException7(
  String string1,
  String string2,
  String string3,
  String string4
)
  throws RuntimeException {
  throw new RuntimeException();
}

// Prettier 1.0.0

void throwException7(
  String string1,
  String string2,
  String string3,
  String string4
) throws RuntimeException {
  throw new RuntimeException();
}

Fixes

• Parsing of unannPrimitiveType in primary (#421)

Miscellaneous

• Update dependencies

v0.8.3

v0.8.3

v0.8.2

v0.8.2

v0.8.1

Changelog v0.8.1

Enhancements

• Generated a type definition for the Java parser (#422)

Fixes

• Wrong indent in some chained methods invocation (#404)

// Input
class Indent {

  void indetMethod() {
    assertThat(
      useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
      useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
      useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa
    );

    assertThat(
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa
      )
      .isEqualTo();

    assertThat(
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa
      )
      .isEqualTo()
      .anotherInvocation(
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa
      );

    myInstanceObject
      .assertThat(
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa
      )
      .isEqualTo();


  }
}

// Output
class Indent {

  void indetMethod() {
    assertThat(
      useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
      useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
      useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa
    );

    assertThat(
      useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
      useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
      useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa
    )
      .isEqualTo();

    assertThat(
      useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
      useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
      useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa
    )
      .isEqualTo()
      .anotherInvocation(
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa,
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa
      );

    myInstanceObject
      .assertThat(
        useraaaaaaaaaaojzapjzpozjapjzpoajzpozaaaaaaaaaaaMapperlaaaaaaaaaaaaaaaaaaaaaaaa
      )
      .isEqualTo();
  }
}

• Parsing of unannPrimitiveType in primary (#421)

// Throws in Prettier 0.8.0
double[][]::new

// Prettier 0.9.0
double[][]::new