/**
* Return the value of the source attribute if it exists.
*
* @param node the node containing attributes
* @return the source path or {@code null} if not defined
*/
private String getScriptSourcePath(XmlTagNode node) {
for (XmlAttributeNode attribute : node.getAttributes()) {
if (attribute.getName().getLexeme().equals(SRC)) {
String text = attribute.getText();
return text != null && text.length() > 0 ? text : null;
}
}
return null;
}
/**
* Determine if the specified node is a Dart script.
*
* @param node the node to be tested (not {@code null})
* @return {@code true} if the node is a Dart script
*/
private boolean isScriptNode(XmlTagNode node) {
if (node.getTagNodes().size() != 0 || !node.getTag().getLexeme().equals(SCRIPT)) {
return false;
}
for (XmlAttributeNode attribute : node.getAttributes()) {
if (attribute.getName().getLexeme().equals(TYPE)) {
Token valueToken = attribute.getValue();
if (valueToken != null) {
String value = valueToken.getLexeme();
if (value.equals(APPLICATION_DART_IN_DOUBLE_QUOTES)
|| value.equals(APPLICATION_DART_IN_SINGLE_QUOTES)) {
return true;
}
}
}
}
return false;
}
private Token scanAttribute(AngularHtmlUnitResolver resolver, XmlAttributeNode attribute) {
int offset = attribute.getValueToken().getOffset() + 1;
String value = attribute.getText();
return resolver.scanDart(value, 0, value.length(), offset);
}
private void setExpression(XmlAttributeNode attribute, XmlExpression xmlExpression) {
attribute.setExpressions(new XmlExpression[] {xmlExpression});
}
protected void setExpressions(XmlAttributeNode attribute, List<XmlExpression> xmlExpressions) {
attribute.setExpressions(xmlExpressions.toArray(new XmlExpression[xmlExpressions.size()]));
}