Scalastyle 0.1.0 released

[Matthew Farwell]

Hello all,

I am happy to announce the release of Scalastyle version 0.1.0, the style checker for Scala. For more information, see the Scalastyle website: http://www.scalastyle.org/ .

You can use Scalastyle in the following ways:

- From the command line

- Via a maven plugin

- from an Eclipse plugin.

0.1.0 is the first stable release. It includes the following checks:

ClassNamesChecker - Check that class names match a regular expression

CovariantEqualsChecker - Check that classes and objects do not define equals without overriding equals(java.lang.Object).

CyclomaticComplexityChecker - Checks that the cyclomatic complexity of a method does exceed a value

EqualsHashCodeChecker - Check that if a class implements either equals or hashCode, it should implement the other

FileLengthChecker - Check the number of lines in a file

FileLineLengthChecker - Check the number of characters in a line

FileTabChecker - Check that there are no tabs in a file

HeaderMatchesChecker - Check the first lines of each file matches the text

IfBraceChecker - Checks that if statement have braces

IllegalImportsChecker - Check that a class does not import certain classes

MagicNumberChecker - Checks for use of magic numbers

MethodLengthChecker - Checks that methods do not exceed a maximum length

MethodNamesChecker - Check that method names match a regular expression

NewLineAtEofChecker - Checks that a file ends with a newline character

NoCloneChecker - Check that classes and objects do not define the clone() method

NoFinalizeChecker - Check that classes and objects do not define the finalize() method

NoNewLineAtEofChecker - Checks that a file does not end with a newline character

NoWhitespaceAfterLeftBracketChecker - No whitespace after left bracket ‘[’

NoWhitespaceBeforeLeftBracketChecker - No whitespace before left bracket ‘[’

NullChecker - Check that null is not used

NumberOfMethodsInTypeChecker - Check that a class / trait / object does not have too many methods

NumberOfTypesChecker - Checks that there are not too many types declared in a file

ObjectNamesChecker - Check that object names match a regular expression

PackageObjectNamesChecker - Check that package object names match a regular expression

ParameterNumberChecker - Maximum number of parameters for a method

PublicMethodsHaveTypeChecker - Check that a method has an explicit return type, it is not inferred

RegexChecker - Checks that a regular expression cannot be matched, if found reports this

ReturnChecker - Check that return is not used

SimplifyBooleanExpressionChecker - Boolean expression can be simplified

SpacesAfterPlusChecker - Check that the plus sign is followed by a space

SpacesBeforePlusChecker - Check that the plus sign is preceded by a space

StructuralTypeChecker - Check that structural types are not used.

UppercaseLChecker - Checks that if a long literal is used, then an uppercase L is used

VarFieldChecker - Checks that classes and objects do not define mutable fields

VarLocalChecker - Checks that functions do not define mutable variables

WhileChecker - Checks that while is not used

WhitespaceEndOfLineChecker - Check that there is no trailing whitespace at the end of lines

Please raise any issues via github (https://github.com/scalastyle/scalastyle/issues?direction=desc&sort=created&state=open) and questions via the scalastyle-users google group: https://groups.google.com/forum/#!forum/scalastyle-users.

Thanks.

Matthew Farwell.

[Jesse Eichar]

Congratulations on this Matthew.  I am going to try this out on scala IO I am thinking.

Jesse