private Node parseMixinInject() {
Token token = expect(MixinInject.class);
MixinInject mixinInjectToken = (MixinInject) token;
MixinInjectNode node = new MixinInjectNode();
node.setName(mixinInjectToken.getValue());
node.setLineNumber(mixinInjectToken.getLineNumber());
node.setFileName(filename);
if (StringUtils.isNotBlank(mixinInjectToken.getArguments())) {
node.setArguments(mixinInjectToken.getArguments());
}
while (true) {
Token incomingToken = peek();
if (incomingToken instanceof CssId) {
Token tok = nextToken();
node.addAttribute("id", tok.getValue());
} else if (incomingToken instanceof CssClass) {
Token tok = nextToken();
node.addAttribute("class", tok.getValue());
} else if (incomingToken instanceof Attribute) {
Attribute tok = (Attribute) nextToken();
node.addAttributes(tok.getAttributes());
} else {
break;
}
}
if (peek() instanceof Text) {
node.setBlock(parseText());
} else if (peek() instanceof Indent) {
node.setBlock(block());
}
return node;
}
private Node parseASTFilter() {
Token token = expect(Filter.class);
Filter filterToken = (Filter) token;
Attribute attr = (Attribute) accept(Attribute.class);
token = expect(Colon.class);
FilterNode node = new FilterNode();
node.setValue(filterToken.getValue());
node.setBlock(block());
node.setLineNumber(line());
node.setFileName(filename);
node.setAttributes(attr.getAttributes());
return node;
}
private Node parseFilter() {
Token token = expect(Filter.class);
Filter filterToken = (Filter) token;
Attribute attr = (Attribute) accept(Attribute.class);
lexer.setPipeless(true);
Node tNode = parseTextBlock();
lexer.setPipeless(false);
FilterNode node = new FilterNode();
node.setValue(filterToken.getValue());
node.setLineNumber(line());
node.setFileName(filename);
node.setTextBlock(tNode);
if (attr != null) {
node.setAttributes(attr.getAttributes());
}
return node;
}
private Node parseTag() {
// ast-filter look-ahead
int i = 2;
if (lookahead(i) instanceof Attribute) {
i++;
}
if (lookahead(i) instanceof Colon) {
i++;
if (lookahead(i) instanceof Indent) {
return this.parseASTFilter();
}
}
Token token = nextToken();
String name = token.getValue();
TagNode tagNode = new TagNode();
tagNode.setLineNumber(lexer.getLineno());
tagNode.setFileName(filename);
tagNode.setName(name);
tagNode.setValue(name);
while (true) {
Token incomingToken = peek();
if (incomingToken instanceof CssId) {
Token tok = nextToken();
tagNode.addAttribute("id", tok.getValue());
continue;
} else if (incomingToken instanceof CssClass) {
Token tok = nextToken();
tagNode.addAttribute("class", tok.getValue());
continue;
} else if (incomingToken instanceof Attribute) {
Attribute tok = (Attribute) nextToken();
tagNode.addAttributes(tok.getAttributes());
continue;
} else {
break;
}
}
// check immediate '.'
boolean dot = false;
if (peek() instanceof Dot) {
dot = true;
tagNode.setTextOnly(true);
nextToken();
}
// (text | code | ':')?
if (peek() instanceof Text) {
tagNode.setTextNode(parseText());
} else if (peek() instanceof Expression) {
tagNode.setCodeNode(parseCode());
} else if (peek() instanceof Colon) {
Token next = nextToken();
BlockNode block = new BlockNode();
block.setLineNumber(next.getLineNumber());
block.setFileName(filename);
tagNode.setBlock(block);
block.push(parseExpr());
}
// newline*
while (peek() instanceof Newline) {
nextToken();
}
if (!tagNode.isTextOnly()) {
if (Arrays.asList(textOnlyTags).contains(tagNode.getName())) {
tagNode.setTextOnly(true);
}
}
// script special-case
if ("script".equals(tagNode.getName())) {
String type = tagNode.getAttribute("type");
if (!dot && StringUtils.isNotBlank(type)) {
String cleanType = type.replaceAll("^['\"]|['\"]$", "");
if (!"text/javascript".equals(cleanType)) {
tagNode.setTextOnly(false);
}
}
}
if (peek() instanceof Indent) {
if (tagNode.isTextOnly()) {
lexer.setPipeless(true);
tagNode.setTextNode(parseTextBlock());
lexer.setPipeless(false);
} else {
Node blockNode = block();
if (tagNode.hasBlock()) {
tagNode.getBlock().getNodes().addAll(blockNode.getNodes());
} else {
tagNode.setBlock(blockNode);
}
}
}
return tagNode;
}