Examples with LazyStringInputStream org.eclipse.xtext.util.LazyStringInputStream used on opensource projects

Example 6 with LazyStringInputStream

use of org.eclipse.xtext.util.LazyStringInputStream in project n4js by eclipse.

the class SmokeTestWriter method parse.

@Override
public Script parse(InputStream in, URI uriToUse, Map<?, ?> options, ResourceSet resourceSet) {
    if (active) {
        if (in instanceof LazyStringInputStream) {
            try {
                String string = ((LazyStringInputStream) in).getString();
                if (string.length() < 1000 && seen.add(string)) {
                    List<String> lines = CharStreams.readLines(new StringReader(string));
                    if (lines.size() < 50) {
                        System.out.println("\t@Test");
                        System.out.format("\tdef void test_%04d() {", counter++);
                        System.out.println();
                        System.out.println("\t\t'''");
                        for (String s : lines) {
                            System.out.print("\t\t\t");
                            System.out.println(s);
                        }
                        System.out.println("\t\t'''.assertNoException");
                        System.out.println("\t}");
                        System.out.println();
                    }
                }
            } catch (IOException e) {
            // ignore
            }
        }
    }
    return super.parse(in, uriToUse, options, resourceSet);
}

Example 7 with LazyStringInputStream

use of org.eclipse.xtext.util.LazyStringInputStream in project xtext-core by eclipse.

the class XtextLinkerTest method testNamedParameterAdjustment.

@Test
public void testNamedParameterAdjustment() throws Exception {
    String grammarAsString = "grammar test.Lang with org.eclipse.xtext.common.Terminals\n" + "generate test 'http://test'\n" + "Root<MyParam>: rule=Rule<true>;\n" + "Rule<MyParam>: name=ID child=Root<false>?;\n";
    Grammar grammar = (Grammar) getModel(grammarAsString);
    ResourceSet resourceSet = grammar.eResource().getResourceSet();
    Resource otherResource = resourceSet.createResource(URI.createURI("other.xtext"));
    String otheGrammar = "grammar test.SubLang with test.Lang\n" + "import 'http://test'\n" + "Root<MyParam>: rule=super::Rule<true>;\n";
    otherResource.load(new LazyStringInputStream(otheGrammar), null);
    Grammar subGrammar = (Grammar) Iterables.getFirst(otherResource.getContents(), null);
    ParserRule rootRule = (ParserRule) Iterables.getFirst(subGrammar.getRules(), null);
    ParserRule parentRule = (ParserRule) Iterables.getLast(grammar.getRules());
    Assignment getLastAssignment = (Assignment) Iterables.getLast(((Group) parentRule.getAlternatives()).getElements());
    RuleCall ruleCall = (RuleCall) getLastAssignment.getTerminal();
    NamedArgument argument = Iterables.getFirst(ruleCall.getArguments(), null);
    Assert.assertEquals(Iterables.getFirst(rootRule.getParameters(), null), argument.getParameter());
    Assert.assertFalse(((LiteralCondition) argument.getValue()).isTrue());
}

Example 8 with LazyStringInputStream

use of org.eclipse.xtext.util.LazyStringInputStream in project xtext-core by eclipse.

the class XtextResource method reparse.

public void reparse(String newContent) throws IOException {
    try {
        isUpdating = true;
        clearInternalState();
        doLoad(new LazyStringInputStream(newContent, getEncoding()), null);
        setModified(false);
    } finally {
        isUpdating = false;
    }
}

Example 9 with LazyStringInputStream

use of org.eclipse.xtext.util.LazyStringInputStream in project xtext-xtend by eclipse.

the class RichStringEvaluationTest method file.

protected XtendFile file(String string, boolean validate) throws Exception {
    XtextResourceSet set = resourceSetProvider.get();
    Map<Object, Object> loadOptions = set.getLoadOptions();
    loadOptions.put(XtextResource.OPTION_ENCODING, StandardCharsets.ISO_8859_1.name());
    String fileName = getFileName(string);
    Resource resource = set.createResource(URI.createURI(fileName + ".xtend"));
    resource.load(new LazyStringInputStream(string, StandardCharsets.ISO_8859_1.name()), loadOptions);
    assertEquals(resource.getErrors().toString(), 0, resource.getErrors().size());
    if (validate) {
        List<Issue> issues = ((XtextResource) resource).getResourceServiceProvider().getResourceValidator().validate(resource, CheckMode.ALL, CancelIndicator.NullImpl);
        assertTrue("Resource contained errors : " + issues.toString(), issues.isEmpty());
    }
    XtendFile file = (XtendFile) resource.getContents().get(0);
    return file;
}

Example 10 with LazyStringInputStream

use of org.eclipse.xtext.util.LazyStringInputStream in project xtext-xtend by eclipse.

the class XtendBuilderParticipantTest method testIncrementalBuild.

@Test
public void testIncrementalBuild() throws Exception {
    IFile first = testHelper.createFile("incrementalBuild/First", "package incrementalBuild\n" + "import incrementalBuild.Second.I\n" + "class First {\n" + "	def m() {}   \n" + "	def I i() {\n" + "		return [ cancelIndicator |\n" + "		]\n" + "	}\n" + "	def Second get() {}\n" + "}");
    assertTrue(first.exists());
    IFile second = testHelper.createFile("incrementalBuild/Second", "package incrementalBuild\n" + "import java.util.List\n" + "class Second {\n" + "    public First first\n" + "    static interface I {\n" + "        def List<?> m(Object o)\n" + "    }\n" + "}");
    assertTrue(second.exists());
    waitForBuild();
    assertNoErrorsInWorkspace();
    IFile firstTarget = testHelper.getProject().getFile("/xtend-gen/incrementalBuild/First.java");
    assertTrue(firstTarget.exists());
    assertFalse(fileIsEmpty(firstTarget));
    IFile secondTarget = testHelper.getProject().getFile("/xtend-gen/incrementalBuild/Second.java");
    assertTrue(secondTarget.exists());
    assertFalse(fileIsEmpty(secondTarget));
    first.setContents(new LazyStringInputStream("package incrementalBuild\n" + "import incrementalBuild.Second.I\n" + "class First {\n" + "	// removed def m() {}   \n" + "	def I i() {\n" + "		return [ cancelIndicator |\n" + "		]\n" + "	}\n" + "	def Second get() {}\n" + "}"), true, true, null);
    waitForBuild();
    assertTrue(firstTarget.exists());
    assertFalse(fileIsEmpty(firstTarget));
    assertTrue(secondTarget.exists());
    assertFalse(fileIsEmpty(secondTarget));
    assertNoErrorsInWorkspace();
}