Java 类org.eclipse.lsp4j.FormattingOptions 实例源码

@Test
public void testJavaFormatEnable() throws Exception {
    String text =
    //@formatter:off
            "package org.sample   ;\n\n" +
            "      public class Baz {  String name;}\n";
        //@formatter:on"
    ICompilationUnit unit = getWorkingCopy("src/org/sample/Baz.java", text);
    preferenceManager.getPreferences().setJavaFormatEnabled(false);
    String uri = JDTUtils.toURI(unit);
    TextDocumentIdentifier textDocument = new TextDocumentIdentifier(uri);
    FormattingOptions options = new FormattingOptions(4, true);// ident == 4 spaces
    DocumentFormattingParams params = new DocumentFormattingParams(textDocument, options);
    List<? extends TextEdit> edits = server.formatting(params).get();
    assertNotNull(edits);
    String newText = TextEditUtil.apply(unit, edits);
    assertEquals(text, newText);
}

@Test
public void testRangeFormatting() throws Exception {
    ICompilationUnit unit = getWorkingCopy("src/org/sample/Baz.java",
    //@formatter:off
        "package org.sample;\n" +
        "      public class Baz {\n"+
        "\tvoid foo(){\n" +
        "    }\n"+
        "   }\n"
    //@formatter:on
    );

    String uri = JDTUtils.toURI(unit);
    TextDocumentIdentifier textDocument = new TextDocumentIdentifier(uri);

    Range range = new Range(new Position(2, 0), new Position(3, 5));// range around foo()
    DocumentRangeFormattingParams params = new DocumentRangeFormattingParams(range);
    params.setTextDocument(textDocument);
    params.setOptions(new FormattingOptions(3, true));// ident == 3 spaces

    List<? extends TextEdit> edits = server.rangeFormatting(params).get();
    //@formatter:off
    String expectedText =
        "package org.sample;\n" +
        "      public class Baz {\n"+
        "   void foo() {\n" +
        "   }\n"+
        "   }\n";
    //@formatter:on
    String newText = TextEditUtil.apply(unit, edits);
    assertEquals(expectedText, newText);
}

private static Map<String, String> getOptions(FormattingOptions options, ICompilationUnit cu) {
    Map<String, String> eclipseOptions = cu.getJavaProject().getOptions(true);
    Integer tabSize = options.getTabSize();
    if (tabSize != null) {
        int tSize = tabSize.intValue();
        if (tSize > 0) {
            eclipseOptions.put(DefaultCodeFormatterConstants.FORMATTER_TAB_SIZE, Integer.toString(tSize));
        }
    }
    boolean insertSpaces = options.isInsertSpaces();
    if (insertSpaces) {
        eclipseOptions.put(DefaultCodeFormatterConstants.FORMATTER_TAB_CHAR, insertSpaces ? JavaCore.SPACE : JavaCore.TAB);
    }
    return eclipseOptions;
}

@Test
public void testDocumentFormatting() throws Exception {
    ICompilationUnit unit = getWorkingCopy("src/org/sample/Baz.java",
    //@formatter:off
        "package org.sample   ;\n\n" +
        "      public class Baz {  String name;}\n"
    //@formatter:on
    );

    String uri = JDTUtils.toURI(unit);
    TextDocumentIdentifier textDocument = new TextDocumentIdentifier(uri);
    FormattingOptions options = new FormattingOptions(4, true);// ident == 4 spaces
    DocumentFormattingParams params = new DocumentFormattingParams(textDocument, options);
    List<? extends TextEdit> edits = server.formatting(params).get();
    assertNotNull(edits);

    //@formatter:off
    String expectedText =
        "package org.sample;\n"
        + "\n"
        + "public class Baz {\n"
        + "    String name;\n"
        + "}\n";
    //@formatter:on

    String newText = TextEditUtil.apply(unit, edits);
    assertEquals(expectedText, newText);
}

@Test
public void testDocumentFormattingWithTabs() throws Exception {
    ICompilationUnit unit = getWorkingCopy("src/org/sample/Baz.java",
    //@formatter:off
        "package org.sample;\n\n" +
        "public class Baz {\n"+
        "    void foo(){\n"+
        "}\n"+
        "}\n"
    //@formatter:on
    );

    String uri = JDTUtils.toURI(unit);
    TextDocumentIdentifier textDocument = new TextDocumentIdentifier(uri);
    FormattingOptions options = new FormattingOptions(2, false);// ident == tab
    DocumentFormattingParams params = new DocumentFormattingParams(textDocument, options);
    List<? extends TextEdit> edits = server.formatting(params).get();
    assertNotNull(edits);

    //@formatter:off
    String expectedText =
        "package org.sample;\n"+
        "\n"+
        "public class Baz {\n"+
        "\tvoid foo() {\n"+
        "\t}\n"+
        "}\n";
    //@formatter:on
    String newText = TextEditUtil.apply(unit, edits);
    assertEquals(expectedText, newText);
}

@Test
public void testFormatting_onOffTags() throws Exception {
    ICompilationUnit unit = getWorkingCopy("src/org/sample/Baz.java",
    //@formatter:off
        "package org.sample;\n\n" +
        "      public class Baz {\n"+
        "// @formatter:off\n"+
        "\tvoid foo(){\n"+
        "    }\n"+
        "// @formatter:on\n"+
        "}\n"
    //@formatter:off
    );

    String uri = JDTUtils.toURI(unit);
    TextDocumentIdentifier textDocument = new TextDocumentIdentifier(uri);
    FormattingOptions options = new FormattingOptions(4, false);// ident == tab
    DocumentFormattingParams params = new DocumentFormattingParams(textDocument, options);
    List<? extends TextEdit> edits = server.formatting(params).get();
    assertNotNull(edits);

    //@formatter:off
    String expectedText =
        "package org.sample;\n\n" +
        "public class Baz {\n"+
        "// @formatter:off\n"+
        "\tvoid foo(){\n"+
        "    }\n"+
        "// @formatter:on\n"+
        "}\n";
    //@formatter:on

    String newText = TextEditUtil.apply(unit, edits);
    assertEquals(expectedText, newText);

}

public DocumentFormattingParams(@NonNull final TextDocumentIdentifier textDocument, @NonNull final FormattingOptions options) {
  this.textDocument = textDocument;
  this.options = options;
}

/**
 * The format options
 */
@Pure
@NonNull
public FormattingOptions getOptions() {
  return this.options;
}

/**
 * The format options
 */
public void setOptions(@NonNull final FormattingOptions options) {
  this.options = options;
}

public DocumentFormattingParams(@NonNull final TextDocumentIdentifier textDocument, @NonNull final FormattingOptions options) {
  this.textDocument = textDocument;
  this.options = options;
}

/**
 * The format options
 */
@Pure
@NonNull
public FormattingOptions getOptions() {
  return this.options;
}

/**
 * The format options
 */
public void setOptions(@NonNull final FormattingOptions options) {
  this.options = options;
}

private FormattingOptions getFormattingOptions() {
  FormattingOptions options = dtoFactory.createDto(FormattingOptions.class);
  options.setInsertSpaces(Boolean.parseBoolean(getEditorProperty(EditorProperties.EXPAND_TAB)));
  options.setTabSize(Integer.parseInt(getEditorProperty(EditorProperties.TAB_SIZE)));
  return options;
}