/**
* Applies the built up transforms, changing {@link RawTextNode}s to the corresponding Html*Nodes,
* if any. If a node itself does not correspond to any new nodes, it is simply removed.
*/
private void applyTransforms() {
for (RawTextNode node : visitedRawTextNodes) {
ParentSoyNode<StandaloneNode> parent = node.getParent();
parent.addChildren(parent.getChildIndex(node), transformMapping.get(node));
parent.removeChild(node);
}
}
/**
* Derives a {@link SourceLocation} from the given {@link RawTextNode}, for text the length of
* charSequence ending at endOffset.
*/
private SourceLocation deriveSourceLocation(RawTextNode node) {
// TODO(sparhami) Since the parser strips templates and combines whitespace, including newlines
// we can't find the correct source location based on where we are in the RawTextNode. The
// parser needs to be modified to not strip whitespace and to not combine text before and after
// comments. Doing the former is difficult due to commands like {\n}.
return node.getSourceLocation();
}
public void testWithoutCssRenamingMap() {
TemplateNode template =
(TemplateNode) SharedTestUtils.getNode(SharedTestUtils.parseSoyFiles(TEST_FILE_CONTENT));
// Before.
assertEquals(9, template.numChildren());
CssNode cn1 = (CssNode) template.getChild(1);
assertEquals("AAA", cn1.getSelectorText());
CssNode cn7 = (CssNode) template.getChild(7);
assertEquals("$goo", cn7.getComponentNameText());
assertEquals("BBB", cn7.getSelectorText());
(new RenameCssVisitor(null)).exec(template);
(new CombineConsecutiveRawTextNodesVisitor()).exec(template);
// After.
assertEquals(5, template.numChildren());
RawTextNode rtn0 = (RawTextNode) template.getChild(0);
assertEquals("<div class=\"AAA ", rtn0.getRawText());
PrintNode pn1 = (PrintNode) template.getChild(1);
assertEquals("$goo", pn1.getExprText());
RawTextNode rtn2 = (RawTextNode) template.getChild(2);
assertEquals("-AAA BBB ", rtn2.getRawText());
PrintNode pn3 = (PrintNode) template.getChild(3);
assertEquals("$goo", pn3.getExprText());
RawTextNode rtn4 = (RawTextNode) template.getChild(4);
assertEquals("-BBB\">", rtn4.getRawText());
}
/**
* Visits a {@link RawTextNode}, going through each of the characters and building up the HTML
* pieces (e.g. {@link HtmlOpenTagStartNode} and {@link HtmlOpenTagEndNode}). The new pieces are
* mapped to the {@link RawTextNode} where they ended. The {@link #applyTransforms()} method
* actually performs the replacement.
*/
@Override
protected void visitRawTextNode(RawTextNode node) {
String content = node.getRawText();
// Mark all visited RawTextNodes for removal. A single RawTextNode may not map to any Html*Nodes
// by itself, but we still want to remove it.
visitedRawTextNodes.add(node);
for (int i = 0; i < content.length(); i += 1) {
consumeCharacter(node, content.charAt(i));
}
switch (getState()) {
case TAG_NAME:
/*
* Force the end of a tag in the case we have something like:
* <div{if $foo}...{/if} ...>
*/
consumeCharacter(node, ' ');
break;
case PCDATA:
createTextNode(node);
break;
case ATTR_VALUE:
/*
* Reached the end of a RawTextNode with some text, for example from:
*
* <div foo="bar {if $condition}...{/if}">
*
* Take the text up until the end of the RawTextNode, "bar ", and add it to the attribute
* values.
*/
createAttributeValueNode(node);
break;
default:
break;
}
}
public void testWithCssRenamingMap() {
TemplateNode template =
(TemplateNode) SharedTestUtils.getNode(SharedTestUtils.parseSoyFiles(TEST_FILE_CONTENT));
// Before.
assertEquals(9, template.numChildren());
CssNode cn1 = (CssNode) template.getChild(1);
assertEquals("AAA", cn1.getSelectorText());
CssNode cn7 = (CssNode) template.getChild(7);
assertEquals("$goo", cn7.getComponentNameText());
assertEquals("BBB", cn7.getSelectorText());
// Use a CSS renaming map that only renames 'AAA'.
SoyCssRenamingMap cssRenamingMap =
new SoyCssRenamingMap() {
@Override
public String get(String key) {
return key.equals("AAA") ? "XXX" : null;
}
};
(new RenameCssVisitor(cssRenamingMap)).exec(template);
(new CombineConsecutiveRawTextNodesVisitor()).exec(template);
// After.
assertEquals(5, template.numChildren());
RawTextNode rtn0 = (RawTextNode) template.getChild(0);
assertEquals("<div class=\"XXX ", rtn0.getRawText());
PrintNode pn1 = (PrintNode) template.getChild(1);
assertEquals("$goo", pn1.getExprText());
RawTextNode rtn2 = (RawTextNode) template.getChild(2);
assertEquals("-XXX BBB ", rtn2.getRawText());
PrintNode pn3 = (PrintNode) template.getChild(3);
assertEquals("$goo", pn3.getExprText());
RawTextNode rtn4 = (RawTextNode) template.getChild(4);
assertEquals("-BBB\">", rtn4.getRawText());
}
