com.qulice.checkstyle.FinalSemicolonInTryWithResourcesCheck Maven / Gradle / Ivy
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package com.qulice.checkstyle;
import com.puppycrawl.tools.checkstyle.api.AbstractCheck;
import com.puppycrawl.tools.checkstyle.api.DetailAST;
import com.puppycrawl.tools.checkstyle.api.TokenTypes;
/**
* Checks that try-with-resources does not end with a semicolon. Implementation
* relies on existence of semicolon inside of RESOURCE_SPECIFICATION token
* as interpreted by Checkstyle.
*
* @since 0.15
*/
public final class FinalSemicolonInTryWithResourcesCheck extends AbstractCheck {
@Override
public int[] getDefaultTokens() {
return new int[]{
TokenTypes.RESOURCE_SPECIFICATION,
};
}
@Override
public int[] getAcceptableTokens() {
return this.getDefaultTokens();
}
@Override
public int[] getRequiredTokens() {
return this.getDefaultTokens();
}
@Override
public void visitToken(final DetailAST ast) {
final int semicolons = ast.getChildCount(TokenTypes.SEMI);
if (semicolons > 0) {
this.log(
ast.getLineNo(),
"Extra semicolon in the end of try-with-resources head."
);
}
}
}