@Override
public Void visitXmlTagNode(XmlTagNode node) {
if (isScriptNode(node)) {
Source htmlSource = htmlElement.getSource();
String scriptSourcePath = getScriptSourcePath(node);
if (node.getAttributeEnd().getType() == TokenType.GT && scriptSourcePath == null) {
EmbeddedHtmlScriptElementImpl script = new EmbeddedHtmlScriptElementImpl(node);
String contents = node.getContent();
// TODO (danrubel): Move scanning embedded scripts into AnalysisContextImpl
// so that clients such as builder can scan, parse, and get errors without resolving
AnalysisErrorListener errorListener =
new AnalysisErrorListener() {
@Override
public void onError(AnalysisError error) {
// TODO (danrubel): make errors accessible once this is moved into
// AnalysisContextImpl
}
};
StringScanner scanner = new StringScanner(null, contents, errorListener);
com.google.dart.engine.scanner.Token firstToken = scanner.tokenize();
int[] lineStarts = scanner.getLineStarts();
// TODO (danrubel): Move parsing embedded scripts into AnalysisContextImpl
// so that clients such as builder can scan, parse, and get errors without resolving
Parser parser = new Parser(null, errorListener);
CompilationUnit unit = parser.parseCompilationUnit(firstToken);
try {
CompilationUnitBuilder builder = new CompilationUnitBuilder();
CompilationUnitElementImpl elem = builder.buildCompilationUnit(htmlSource, unit);
LibraryElementImpl library = new LibraryElementImpl(context, null);
library.setDefiningCompilationUnit(elem);
script.setScriptLibrary(library);
} catch (AnalysisException e) {
// TODO (danrubel): Handle or forward the exception
e.printStackTrace();
}
scripts.add(script);
} else {
ExternalHtmlScriptElementImpl script = new ExternalHtmlScriptElementImpl(node);
if (scriptSourcePath != null) {
script.setScriptSource(
context.getSourceFactory().resolveUri(htmlSource, scriptSourcePath));
}
scripts.add(script);
}
} else {
node.visitChildren(this);
}
return null;
}
private void validate(int scriptIndex, EmbeddedHtmlScriptElementImpl script) {
LibraryElement library = script.getScriptLibrary();
assertNotNull("script " + scriptIndex, library);
assertSame("script " + scriptIndex, context, script.getContext());
CompilationUnitElement unit = library.getDefiningCompilationUnit();
assertNotNull("script " + scriptIndex, unit);
TopLevelVariableElement[] variables = unit.getTopLevelVariables();
assertLength(expectedVariables.length, variables);
for (int index = 0; index < variables.length; index++) {
expectedVariables[index].validate(scriptIndex, variables[index]);
}
assertSame("script " + scriptIndex, script, library.getEnclosingElement());
}