Examples with FileText com.puppycrawl.tools.checkstyle.api.FileText used on opensource projects

Example 21 with FileText

use of com.puppycrawl.tools.checkstyle.api.FileText in project checkstyle by checkstyle.

the class CheckUtil method getLineSeparatorForFile.

public static String getLineSeparatorForFile(String filepath, Charset charset) throws IOException {
    final boolean[] crFound = { false };
    new FileText(new File(filepath), charset.name()).getFullText().chars().peek(character -> {
        if (character == '\r') {
            crFound[0] = true;
        }
    }).filter(character -> character == '\n').findFirst();
    final String result;
    if (crFound[0]) {
        result = CRLF;
    } else {
        result = "\n";
    }
    return result;
}

Example 22 with FileText

use of com.puppycrawl.tools.checkstyle.api.FileText in project checkstyle by checkstyle.

the class XpathQueryGeneratorTest method testTextBlocks.

@Test
public void testTextBlocks() throws Exception {
    final File testFile = new File(getNonCompilablePath("InputXpathQueryGeneratorTextBlock.java"));
    final FileText testFileText = new FileText(testFile, StandardCharsets.UTF_8.name());
    final DetailAST detailAst = JavaParser.parseFile(testFile, JavaParser.Options.WITHOUT_COMMENTS);
    final int tabWidth = 8;
    final int lineNumber = 6;
    final int columnNumber = 25;
    final XpathQueryGenerator queryGenerator = new XpathQueryGenerator(detailAst, lineNumber, columnNumber, testFileText, tabWidth);
    final List<String> actual = queryGenerator.generate();
    final List<String> expected = Collections.singletonList("/COMPILATION_UNIT/CLASS_DEF" + "[./IDENT[@text='InputXpathQueryGeneratorTextBlock']]/OBJBLOCK/" + "VARIABLE_DEF[./IDENT[@text='testOne']]/ASSIGN/EXPR/" + "TEXT_BLOCK_LITERAL_BEGIN/TEXT_BLOCK_CONTENT[@text='\\n        " + "&amp;1line\\n        &gt;2line\\n        &lt;3line\\n        ']");
    assertWithMessage("Generated queries do not match expected ones").that(expected).isEqualTo(actual);
}

Example 23 with FileText

use of com.puppycrawl.tools.checkstyle.api.FileText in project checkstyle by checkstyle.

the class XpathQueryGeneratorTest method testTabWidthEndOfLine.

@Test
public void testTabWidthEndOfLine() throws Exception {
    final File testFile = new File(getPath("InputXpathQueryGeneratorTabWidth.java"));
    final FileText testFileText = new FileText(testFile, StandardCharsets.UTF_8.name());
    final DetailAST detailAst = JavaParser.parseFile(testFile, JavaParser.Options.WITHOUT_COMMENTS);
    final int lineNumber = 16;
    final int columnNumber = 58;
    final int tabWidth = 8;
    final XpathQueryGenerator queryGenerator = new XpathQueryGenerator(detailAst, lineNumber, columnNumber, testFileText, tabWidth);
    final List<String> actual = queryGenerator.generate();
    final List<String> expected = Collections.singletonList("/COMPILATION_UNIT/CLASS_DEF[./IDENT[@text='InputXpathQueryGeneratorTabWidth']]" + "/OBJBLOCK/VARIABLE_DEF[./IDENT[@text='endLineTab']]/SEMI");
    assertWithMessage("Generated queries do not match expected ones").that(actual).isEqualTo(expected);
}

Example 24 with FileText

use of com.puppycrawl.tools.checkstyle.api.FileText in project checkstyle by checkstyle.

the class TreeWalker method processFiltered.

@Override
protected void processFiltered(File file, List<String> lines) throws CheckstyleException {
    // check if already checked and passed the file
    if (CommonUtils.matchesFileExtension(file, getFileExtensions())) {
        final String msg = "%s occurred during the analysis of file %s.";
        final String fileName = file.getPath();
        try {
            final FileText text = FileText.fromLines(file, lines);
            final FileContents contents = new FileContents(text);
            final DetailAST rootAST = parse(contents);
            getMessageCollector().reset();
            walk(rootAST, contents, AstState.ORDINARY);
            final DetailAST astWithComments = appendHiddenCommentNodes(rootAST);
            walk(astWithComments, contents, AstState.WITH_COMMENTS);
        } catch (final TokenStreamRecognitionException tre) {
            final String exceptionMsg = String.format(Locale.ROOT, msg, "TokenStreamRecognitionException", fileName);
            throw new CheckstyleException(exceptionMsg, tre);
        } catch (RecognitionException | TokenStreamException ex) {
            final String exceptionMsg = String.format(Locale.ROOT, msg, ex.getClass().getSimpleName(), fileName);
            throw new CheckstyleException(exceptionMsg, ex);
        }
    }
}

Example 25 with FileText

use of com.puppycrawl.tools.checkstyle.api.FileText in project checkstyle by checkstyle.

the class MainFrameModel method parseFileWithComments.

/**
     * Parse a file and return the parse tree with comment nodes.
     * @param file the file to parse.
     * @return the root node of the parse tree.
     * @throws IOException if the file could not be read.
     * @throws ANTLRException if the file is not a Java source.
     */
public DetailAST parseFileWithComments(File file) throws IOException, ANTLRException {
    final FileText fileText = getFileText(file);
    final FileContents contents = new FileContents(fileText);
    return TreeWalker.parseWithComments(contents);
}