Selector* Contextualize::operator()(Complex_Selector* s)
{
To_String to_string(&ctx);
Complex_Selector* ss = new (ctx.mem) Complex_Selector(*s);
// ss->last_block(s->last_block());
// ss->media_block(s->media_block());
Compound_Selector* new_head = 0;
Complex_Selector* new_tail = 0;
if (ss->head()) {
new_head = static_cast<Compound_Selector*>(s->head()->perform(this));
ss->head(new_head);
}
if (ss->tail()) {
new_tail = static_cast<Complex_Selector*>(s->tail()->perform(this));
// new_tail->last_block(s->last_block());
// new_tail->media_block(s->media_block());
ss->tail(new_tail);
}
if ((new_head && new_head->has_placeholder()) || (new_tail && new_tail->has_placeholder())) {
ss->has_placeholder(true);
}
else {
ss->has_placeholder(false);
}
if (!ss->head() && ss->combinator() == Complex_Selector::ANCESTOR_OF) {
return ss->tail();
}
else {
return ss;
}
}
Complex_Selector* Complex_Selector::context(Context& ctx)
{
if (!tail()) return 0;
if (!head()) return tail()->context(ctx);
Complex_Selector* cpy = new (ctx.mem) Complex_Selector(pstate(), combinator(), head(), tail()->context(ctx));
cpy->media_block(media_block());
cpy->last_block(last_block());
return cpy;
}
void Inspect::operator()(Complex_Selector* c)
{
Compound_Selector* head = c->head();
Complex_Selector* tail = c->tail();
Complex_Selector::Combinator comb = c->combinator();
if (c->has_line_feed()) {
if (!(c->has_parent_ref())) {
append_optional_linefeed();
append_indentation();
}
}
if (head && head->length() != 0) head->perform(this);
bool is_empty = !head || head->length() == 0 || head->is_empty_reference();
bool is_tail = head && !head->is_empty_reference() && tail;
if (output_style() == COMPRESSED && comb != Complex_Selector::ANCESTOR_OF) scheduled_space = 0;
switch (comb) {
case Complex_Selector::ANCESTOR_OF:
if (is_tail) append_mandatory_space();
break;
case Complex_Selector::PARENT_OF:
append_optional_space();
append_string(">");
append_optional_space();
break;
case Complex_Selector::ADJACENT_TO:
append_optional_space();
append_string("+");
append_optional_space();
break;
case Complex_Selector::REFERENCE:
append_mandatory_space();
append_string("/");
c->reference()->perform(this);
append_string("/");
append_mandatory_space();
break;
case Complex_Selector::PRECEDES:
if (is_empty) append_optional_space();
else append_mandatory_space();
append_string("~");
if (tail) append_mandatory_space();
else append_optional_space();
break;
}
if (tail && comb != Complex_Selector::ANCESTOR_OF) {
if (c->has_line_break()) append_optional_linefeed();
}
if (tail) tail->perform(this);
if (!tail && c->has_line_break()) {
if (output_style() == COMPACT) {
append_mandatory_space();
}
}
}
Node Node::createSelector(Complex_Selector* pSelector, Context& ctx) {
NodeDequePtr null;
Complex_Selector* pStripped = pSelector->clone(ctx);
pStripped->tail(NULL);
pStripped->combinator(Complex_Selector::ANCESTOR_OF);
return Node(SELECTOR, Complex_Selector::ANCESTOR_OF, pStripped, null /*pCollection*/);
}
Node Node::createSelector(Complex_Selector* pSelector, Context& ctx) {
NodeDequePtr null;
Complex_Selector* pStripped = pSelector->clone(ctx);
pStripped->tail(NULL);
pStripped->combinator(Complex_Selector::ANCESTOR_OF);
Node n(SELECTOR, Complex_Selector::ANCESTOR_OF, pStripped, null /*pCollection*/);
if (pSelector) n.got_line_feed = pSelector->has_line_feed();
return n;
}
vector<Compound_Selector*> Complex_Selector::to_vector()
{
vector<Compound_Selector*> result;
Compound_Selector* h = head();
Complex_Selector* t = tail();
if (h) result.push_back(h);
while (t)
{
h = t->head();
t = t->tail();
if (h) result.push_back(h);
}
return result;
}
void Output_Compressed::operator()(Complex_Selector* c)
{
Compound_Selector* head = c->head();
Complex_Selector* tail = c->tail();
Complex_Selector::Combinator comb = c->combinator();
if (head) head->perform(this);
switch (comb) {
case Complex_Selector::ANCESTOR_OF: append_singleline_part_to_buffer(" "); break;
case Complex_Selector::PARENT_OF: append_singleline_part_to_buffer(">"); break;
case Complex_Selector::PRECEDES: append_singleline_part_to_buffer("~"); break;
case Complex_Selector::ADJACENT_TO: append_singleline_part_to_buffer("+"); break;
}
if (tail) tail->perform(this);
}
Complex_Selector* Complex_Selector::cloneFully(Context& ctx) const
{
Complex_Selector* cpy = new (ctx.mem) Complex_Selector(*this);
if (head()) {
cpy->head(head()->clone(ctx));
}
if (tail()) {
cpy->tail(tail()->cloneFully(ctx));
}
return cpy;
}
void Inspect::operator()(Complex_Selector* c)
{
Compound_Selector* head = c->head();
Complex_Selector* tail = c->tail();
Complex_Selector::Combinator comb = c->combinator();
if (head && !head->is_empty_reference()) head->perform(this);
if (head && !head->is_empty_reference() && tail) append_to_buffer(" ");
switch (comb) {
case Complex_Selector::ANCESTOR_OF: break;
case Complex_Selector::PARENT_OF: append_to_buffer(">"); break;
case Complex_Selector::PRECEDES: append_to_buffer("~"); break;
case Complex_Selector::ADJACENT_TO: append_to_buffer("+"); break;
}
if (tail && comb != Complex_Selector::ANCESTOR_OF) {
append_to_buffer(" ");
}
if (tail) tail->perform(this);
}
void roundtripTest(const char* toTest) {
// Create the initial selector
Complex_Selector* pOrigSelector = NULL;
if (toTest) {
pOrigSelector = createComplexSelector(toTest);
}
string expected(pOrigSelector ? pOrigSelector->perform(&to_string) : "NULL");
// Roundtrip the selector into a node and back
Node node = complexSelectorToNode(pOrigSelector, ctx);
stringstream nodeStringStream;
nodeStringStream << node;
string nodeString = nodeStringStream.str();
cout << "ASNODE: " << node << endl;
Complex_Selector* pNewSelector = nodeToComplexSelector(node, ctx);
// Show the result
string result(pNewSelector ? pNewSelector->perform(&to_string) : "NULL");
cout << "SELECTOR: " << expected << endl;
cout << "NEW SELECTOR: " << result << endl;
// Test that they are equal using the equality operator
assert( (!pOrigSelector && !pNewSelector ) || (pOrigSelector && pNewSelector) );
if (pOrigSelector) {
assert( *pOrigSelector == *pNewSelector );
}
// Test that they are equal by comparing the string versions of the selectors
assert(expected == result);
}
Node complexSelectorToNode(Complex_Selector* pToConvert, Context& ctx) {
if (pToConvert == NULL) {
return Node::createNil();
}
Node node = Node::createCollection();
node.got_line_feed = pToConvert->has_line_feed();
bool has_lf = pToConvert->has_line_feed();
// unwrap the selector from parent ref
if (pToConvert->head() && pToConvert->head()->has_parent_ref()) {
Complex_Selector* tail = pToConvert->tail();
if (tail) tail->has_line_feed(pToConvert->has_line_feed());
pToConvert = tail;
}
while (pToConvert) {
bool empty_parent_ref = pToConvert->head() && pToConvert->head()->is_empty_reference();
if (pToConvert->head() == NULL || empty_parent_ref) {
}
// the first Complex_Selector may contain a dummy head pointer, skip it.
if (pToConvert->head() != NULL && !empty_parent_ref) {
node.collection()->push_back(Node::createSelector(pToConvert, ctx));
if (has_lf) node.collection()->back().got_line_feed = has_lf;
has_lf = false;
}
if (pToConvert->combinator() != Complex_Selector::ANCESTOR_OF) {
node.collection()->push_back(Node::createCombinator(pToConvert->combinator()));
if (has_lf) node.collection()->back().got_line_feed = has_lf;
has_lf = false;
}
if (pToConvert && empty_parent_ref && pToConvert->tail()) {
// pToConvert->tail()->has_line_feed(pToConvert->has_line_feed());
}
pToConvert = pToConvert->tail();
}
return node;
}
Expression* Listize::operator()(Complex_Selector* sel)
{
List* l = SASS_MEMORY_NEW(mem, List, sel->pstate(), 2);
Compound_Selector* head = sel->head();
if (head && !head->is_empty_reference())
{
Expression* hh = head->perform(this);
if (hh) *l << hh;
}
To_String to_string;
std::string reference = ! sel->reference() ? ""
: sel->reference()->perform(&to_string);
switch(sel->combinator())
{
case Complex_Selector::PARENT_OF:
*l << SASS_MEMORY_NEW(mem, String_Quoted, sel->pstate(), ">");
break;
case Complex_Selector::ADJACENT_TO:
*l << SASS_MEMORY_NEW(mem, String_Quoted, sel->pstate(), "+");
break;
case Complex_Selector::REFERENCE:
*l << SASS_MEMORY_NEW(mem, String_Quoted, sel->pstate(), "/" + reference + "/");
break;
case Complex_Selector::PRECEDES:
*l << SASS_MEMORY_NEW(mem, String_Quoted, sel->pstate(), "~");
break;
case Complex_Selector::ANCESTOR_OF:
break;
}
Complex_Selector* tail = sel->tail();
if (tail)
{
Expression* tt = tail->perform(this);
if (tt && tt->concrete_type() == Expression::LIST)
{ *l += static_cast<List*>(tt); }
else if (tt) *l << static_cast<List*>(tt);
}
if (l->length() == 0) return 0;
return l;
}
Statement* Expand::operator()(Extension* e)
{
To_String to_string;
Selector_List* extender = static_cast<Selector_List*>(selector_stack.back());
if (!extender) return 0;
Selector_List* extendee = static_cast<Selector_List*>(e->selector()->perform(contextualize->with(0, env, backtrace)));
if (extendee->length() != 1) {
error("selector groups may not be extended", extendee->path(), extendee->position(), backtrace);
}
Complex_Selector* c = (*extendee)[0];
if (!c->head() || c->tail()) {
error("nested selectors may not be extended", c->path(), c->position(), backtrace);
}
Compound_Selector* s = c->head();
// // need to convert the compound selector into a by-value data structure
// vector<string> target_vec;
// for (size_t i = 0, L = s->length(); i < L; ++i)
// { target_vec.push_back((*s)[i]->perform(&to_string)); }
for (size_t i = 0, L = extender->length(); i < L; ++i) {
ctx.extensions.insert(make_pair(*s, (*extender)[i]));
// let's test this out
// cerr << "REGISTERING EXTENSION REQUEST: " << (*extender)[i]->perform(&to_string) << " <- " << s->perform(&to_string) << endl;
ctx.subset_map.put(s->to_str_vec(), make_pair((*extender)[i], s));
}
return 0;
}
Complex_Selector* nodeToComplexSelector(const Node& toConvert, Context& ctx) {
if (toConvert.isNil()) {
return NULL;
}
if (!toConvert.isCollection()) {
throw "The node to convert to a Complex_Selector* must be a collection type or nil.";
}
NodeDeque& childNodes = *toConvert.collection();
string noPath("");
Position noPosition(-1, -1, -1);
Complex_Selector* pFirst = new (ctx.mem) Complex_Selector(ParserState("[NODE]"), Complex_Selector::ANCESTOR_OF, NULL, NULL);
Complex_Selector* pCurrent = pFirst;
for (NodeDeque::iterator childIter = childNodes.begin(), childIterEnd = childNodes.end(); childIter != childIterEnd; childIter++) {
Node& child = *childIter;
if (child.isSelector()) {
pCurrent->tail(child.selector()->clone(ctx)); // JMA - need to clone the selector, because they can end up getting shared across Node collections, and can result in an infinite loop during the call to parentSuperselector()
pCurrent = pCurrent->tail();
} else if (child.isCombinator()) {
pCurrent->combinator(child.combinator());
// if the next node is also a combinator, create another Complex_Selector to hold it so it doesn't replace the current combinator
if (childIter+1 != childIterEnd) {
Node& nextNode = *(childIter+1);
if (nextNode.isCombinator()) {
pCurrent->tail(new (ctx.mem) Complex_Selector(ParserState("[NODE]"), Complex_Selector::ANCESTOR_OF, NULL, NULL));
pCurrent = pCurrent->tail();
}
}
} else {
throw "The node to convert's children must be only combinators or selectors.";
}
}
// Put the dummy Compound_Selector in the first position, for consistency with the rest of libsass
Compound_Selector* fakeHead = new (ctx.mem) Compound_Selector(ParserState("[NODE]"), 1);
Selector_Reference* selectorRef = new (ctx.mem) Selector_Reference(ParserState("[NODE]"), NULL);
fakeHead->elements().push_back(selectorRef);
pFirst->head(fakeHead);
return pFirst;
}
Selector* Contextualize::operator()(Complex_Selector* s)
{
To_String to_string;
Complex_Selector* ss = new (ctx.mem) Complex_Selector(*s);
if (ss->head()) {
ss->head(static_cast<Compound_Selector*>(s->head()->perform(this)));
}
if (ss->tail()) {
ss->tail(static_cast<Complex_Selector*>(s->tail()->perform(this)));
}
if (!ss->head() && ss->combinator() == Complex_Selector::ANCESTOR_OF) {
return ss->tail();
}
else {
return ss;
}
}
Selector* Contextualize::operator()(Selector_List* s)
{
Selector_List* p = static_cast<Selector_List*>(parent);
Selector_List* ss = 0;
if (p) {
ss = new (ctx.mem) Selector_List(s->pstate(), p->length() * s->length());
for (size_t i = 0, L = p->length(); i < L; ++i) {
for (size_t j = 0, L = s->length(); j < L; ++j) {
parent = (*p)[i];
Complex_Selector* comb = static_cast<Complex_Selector*>((*s)[j]->perform(this));
if (parent->has_line_feed()) comb->has_line_feed(true);
if (comb) *ss << comb;
}
}
}
else {
ss = new (ctx.mem) Selector_List(s->pstate(), s->length());
for (size_t j = 0, L = s->length(); j < L; ++j) {
Complex_Selector* comb = static_cast<Complex_Selector*>((*s)[j]->perform(this));
if (comb) *ss << comb;
}
}
return ss->length() ? ss : 0;
}
Statement* Expand::operator()(Extension* e)
{
Selector_List* extender = static_cast<Selector_List*>(selector_stack.back());
if (!extender) return 0;
Selector_List* extendee = static_cast<Selector_List*>(e->selector()->perform(contextualize->with(0, env, backtrace)));
if (extendee->length() != 1) {
error("selector groups may not be extended", extendee->path(), extendee->position(), backtrace);
}
Complex_Selector* c = (*extendee)[0];
if (!c->head() || c->tail()) {
error("nested selectors may not be extended", c->path(), c->position(), backtrace);
}
Compound_Selector* s = c->head();
for (size_t i = 0, L = extender->length(); i < L; ++i) {
extensions.insert(make_pair(*s, (*extender)[i]));
To_String to_string;
}
return 0;
}
inline void debug_ast(AST_Node* node, string ind = "", Env* env = 0)
{
if (node == 0) return;
if (ind == "") cerr << "####################################################################\n";
if (dynamic_cast<Bubble*>(node)) {
Bubble* bubble = dynamic_cast<Bubble*>(node);
cerr << ind << "Bubble " << bubble << " " << bubble->tabs() << endl;
} else if (dynamic_cast<At_Root_Block*>(node)) {
At_Root_Block* root_block = dynamic_cast<At_Root_Block*>(node);
cerr << ind << "At_Root_Block " << root_block << " " << root_block->tabs() << endl;
if (root_block->block()) for(auto i : root_block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Selector_List*>(node)) {
Selector_List* selector = dynamic_cast<Selector_List*>(node);
cerr << ind << "Selector_List " << selector
<< " [block:" << selector->last_block() << "]"
<< (selector->last_block() && selector->last_block()->is_root() ? " [root]" : "")
<< " [@media:" << selector->media_block() << "]"
<< (selector->is_optional() ? " [is_optional]": " -")
<< (selector->has_line_break() ? " [line-break]": " -")
<< (selector->has_line_feed() ? " [line-feed]": " -")
<< endl;
for(auto i : selector->elements()) { debug_ast(i, ind + " ", env); }
// } else if (dynamic_cast<Expression*>(node)) {
// Expression* expression = dynamic_cast<Expression*>(node);
// cerr << ind << "Expression " << expression << " " << expression->concrete_type() << endl;
} else if (dynamic_cast<Parent_Selector*>(node)) {
Parent_Selector* selector = dynamic_cast<Parent_Selector*>(node);
cerr << ind << "Parent_Selector " << selector;
cerr << " <" << prettyprint(selector->pstate().token.ws_before()) << ">" << endl;
debug_ast(selector->selector(), ind + "->", env);
} else if (dynamic_cast<Complex_Selector*>(node)) {
Complex_Selector* selector = dynamic_cast<Complex_Selector*>(node);
cerr << ind << "Complex_Selector " << selector
<< " [block:" << selector->last_block() << "]"
<< " [weight:" << longToHex(selector->specificity()) << "]"
<< (selector->last_block() && selector->last_block()->is_root() ? " [root]" : "")
<< " [@media:" << selector->media_block() << "]"
<< (selector->is_optional() ? " [is_optional]": " -")
<< (selector->has_line_break() ? " [line-break]": " -")
<< (selector->has_line_feed() ? " [line-feed]": " -") << " -> ";
switch (selector->combinator()) {
case Complex_Selector::PARENT_OF: cerr << "{>}"; break;
case Complex_Selector::PRECEDES: cerr << "{~}"; break;
case Complex_Selector::ADJACENT_TO: cerr << "{+}"; break;
case Complex_Selector::ANCESTOR_OF: cerr << "{ }"; break;
}
cerr << " <" << prettyprint(selector->pstate().token.ws_before()) << ">" << endl;
debug_ast(selector->head(), ind + " ", env);
debug_ast(selector->tail(), ind + "-", env);
} else if (dynamic_cast<Compound_Selector*>(node)) {
Compound_Selector* selector = dynamic_cast<Compound_Selector*>(node);
cerr << ind << "Compound_Selector " << selector;
cerr << " [block:" << selector->last_block() << "]";
cerr << " [weight:" << longToHex(selector->specificity()) << "]";
// cerr << (selector->last_block() && selector->last_block()->is_root() ? " [root]" : "");
cerr << " [@media:" << selector->media_block() << "]";
cerr << (selector->is_optional() ? " [is_optional]": " -");
cerr << (selector->has_line_break() ? " [line-break]": " -");
cerr << (selector->has_line_feed() ? " [line-feed]": " -");
cerr << " <" << prettyprint(selector->pstate().token.ws_before()) << ">" << endl;
for(auto i : selector->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Propset*>(node)) {
Propset* selector = dynamic_cast<Propset*>(node);
cerr << ind << "Propset " << selector << " " << selector->tabs() << endl;
if (selector->block()) for(auto i : selector->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Wrapped_Selector*>(node)) {
Wrapped_Selector* selector = dynamic_cast<Wrapped_Selector*>(node);
cerr << ind << "Wrapped_Selector " << selector << " <<" << selector->name() << ">>" << (selector->has_line_break() ? " [line-break]": " -") << (selector->has_line_feed() ? " [line-feed]": " -") << endl;
debug_ast(selector->selector(), ind + " () ", env);
} else if (dynamic_cast<Pseudo_Selector*>(node)) {
Pseudo_Selector* selector = dynamic_cast<Pseudo_Selector*>(node);
cerr << ind << "Pseudo_Selector " << selector << " <<" << selector->name() << ">>" << (selector->has_line_break() ? " [line-break]": " -") << (selector->has_line_feed() ? " [line-feed]": " -") << endl;
debug_ast(selector->expression(), ind + " <= ", env);
} else if (dynamic_cast<Attribute_Selector*>(node)) {
Attribute_Selector* selector = dynamic_cast<Attribute_Selector*>(node);
cerr << ind << "Attribute_Selector " << selector << " <<" << selector->name() << ">>" << (selector->has_line_break() ? " [line-break]": " -") << (selector->has_line_feed() ? " [line-feed]": " -") << endl;
debug_ast(selector->value(), ind + "[" + selector->matcher() + "] ", env);
} else if (dynamic_cast<Selector_Qualifier*>(node)) {
Selector_Qualifier* selector = dynamic_cast<Selector_Qualifier*>(node);
cerr << ind << "Selector_Qualifier " << selector << " <<" << selector->name() << ">>" << (selector->has_line_break() ? " [line-break]": " -") << (selector->has_line_feed() ? " [line-feed]": " -") << endl;
} else if (dynamic_cast<Type_Selector*>(node)) {
Type_Selector* selector = dynamic_cast<Type_Selector*>(node);
cerr << ind << "Type_Selector " << selector << " <<" << selector->name() << ">>" << (selector->has_line_break() ? " [line-break]": " -") <<
" <" << prettyprint(selector->pstate().token.ws_before()) << ">" << endl;
} else if (dynamic_cast<Selector_Placeholder*>(node)) {
Selector_Placeholder* selector = dynamic_cast<Selector_Placeholder*>(node);
cerr << ind << "Selector_Placeholder [" << selector->name() << "] " << selector
<< " [block:" << selector->last_block() << "]"
<< " [@media:" << selector->media_block() << "]"
<< (selector->is_optional() ? " [is_optional]": " -")
<< (selector->has_line_break() ? " [line-break]": " -")
<< (selector->has_line_feed() ? " [line-feed]": " -")
<< endl;
} else if (dynamic_cast<Selector_Reference*>(node)) {
Selector_Reference* selector = dynamic_cast<Selector_Reference*>(node);
cerr << ind << "Selector_Reference " << selector << " @ref " << selector->selector() << endl;
} else if (dynamic_cast<Simple_Selector*>(node)) {
Simple_Selector* selector = dynamic_cast<Simple_Selector*>(node);
cerr << ind << "Simple_Selector " << selector << (selector->has_line_break() ? " [line-break]": " -") << (selector->has_line_feed() ? " [line-feed]": " -") << endl;
} else if (dynamic_cast<Selector_Schema*>(node)) {
Selector_Schema* selector = dynamic_cast<Selector_Schema*>(node);
cerr << ind << "Selector_Schema " << selector
<< " [block:" << selector->last_block() << "]"
<< (selector->last_block() && selector->last_block()->is_root() ? " [root]" : "")
<< " [@media:" << selector->media_block() << "]"
<< (selector->has_line_break() ? " [line-break]": " -")
<< (selector->has_line_feed() ? " [line-feed]": " -")
<< endl;
debug_ast(selector->contents(), ind + " ");
// for(auto i : selector->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Selector*>(node)) {
Selector* selector = dynamic_cast<Selector*>(node);
cerr << ind << "Selector " << selector
<< (selector->has_line_break() ? " [line-break]": " -")
<< (selector->has_line_feed() ? " [line-feed]": " -")
<< endl;
} else if (dynamic_cast<Media_Query_Expression*>(node)) {
Media_Query_Expression* block = dynamic_cast<Media_Query_Expression*>(node);
cerr << ind << "Media_Query_Expression " << block
<< (block->is_interpolated() ? " [is_interpolated]": " -")
<< endl;
debug_ast(block->feature(), ind + " f) ");
debug_ast(block->value(), ind + " v) ");
} else if (dynamic_cast<Media_Query*>(node)) {
Media_Query* block = dynamic_cast<Media_Query*>(node);
cerr << ind << "Media_Query " << block
<< (block->is_negated() ? " [is_negated]": " -")
<< (block->is_restricted() ? " [is_restricted]": " -")
<< endl;
debug_ast(block->media_type(), ind + " ");
for(auto i : block->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Media_Block*>(node)) {
Media_Block* block = dynamic_cast<Media_Block*>(node);
cerr << ind << "Media_Block " << block << " " << block->tabs() << endl;
debug_ast(block->media_queries(), ind + " =@ ");
debug_ast(block->selector(), ind + " -@ ");
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Feature_Block*>(node)) {
Feature_Block* block = dynamic_cast<Feature_Block*>(node);
cerr << ind << "Feature_Block " << block << " " << block->tabs() << endl;
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Block*>(node)) {
Block* root_block = dynamic_cast<Block*>(node);
cerr << ind << "Block " << root_block << " " << root_block->tabs() << endl;
if (root_block->block()) for(auto i : root_block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Warning*>(node)) {
Warning* block = dynamic_cast<Warning*>(node);
cerr << ind << "Warning " << block << " " << block->tabs() << endl;
} else if (dynamic_cast<Error*>(node)) {
Error* block = dynamic_cast<Error*>(node);
cerr << ind << "Error " << block << " " << block->tabs() << endl;
} else if (dynamic_cast<Debug*>(node)) {
Debug* block = dynamic_cast<Debug*>(node);
cerr << ind << "Debug " << block << " " << block->tabs() << endl;
} else if (dynamic_cast<Comment*>(node)) {
Comment* block = dynamic_cast<Comment*>(node);
cerr << ind << "Comment " << block << " " << block->tabs() <<
" <" << prettyprint(block->pstate().token.ws_before()) << ">" << endl;
debug_ast(block->text(), ind + "// ", env);
} else if (dynamic_cast<If*>(node)) {
If* block = dynamic_cast<If*>(node);
cerr << ind << "If " << block << " " << block->tabs() << endl;
} else if (dynamic_cast<Return*>(node)) {
Return* block = dynamic_cast<Return*>(node);
cerr << ind << "Return " << block << " " << block->tabs() << endl;
} else if (dynamic_cast<Extension*>(node)) {
Extension* block = dynamic_cast<Extension*>(node);
cerr << ind << "Extension " << block << " " << block->tabs() << endl;
debug_ast(block->selector(), ind + "-> ", env);
} else if (dynamic_cast<Content*>(node)) {
Content* block = dynamic_cast<Content*>(node);
cerr << ind << "Content " << block << " " << block->tabs() << endl;
} else if (dynamic_cast<Import_Stub*>(node)) {
Import_Stub* block = dynamic_cast<Import_Stub*>(node);
cerr << ind << "Import_Stub " << block << " " << block->tabs() << endl;
} else if (dynamic_cast<Import*>(node)) {
Import* block = dynamic_cast<Import*>(node);
cerr << ind << "Import " << block << " " << block->tabs() << endl;
// vector<string> files_;
for (auto imp : block->urls()) debug_ast(imp, "@ ", env);
} else if (dynamic_cast<Assignment*>(node)) {
Assignment* block = dynamic_cast<Assignment*>(node);
cerr << ind << "Assignment " << block << " <<" << block->variable() << ">> " << block->tabs() << endl;
debug_ast(block->value(), ind + "=", env);
} else if (dynamic_cast<Declaration*>(node)) {
Declaration* block = dynamic_cast<Declaration*>(node);
cerr << ind << "Declaration " << block << " " << block->tabs() << endl;
debug_ast(block->property(), ind + " prop: ", env);
debug_ast(block->value(), ind + " value: ", env);
} else if (dynamic_cast<Keyframe_Rule*>(node)) {
Keyframe_Rule* has_block = dynamic_cast<Keyframe_Rule*>(node);
cerr << ind << "Keyframe_Rule " << has_block << " " << has_block->tabs() << endl;
if (has_block->selector()) debug_ast(has_block->selector(), ind + "@");
if (has_block->block()) for(auto i : has_block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<At_Rule*>(node)) {
At_Rule* block = dynamic_cast<At_Rule*>(node);
cerr << ind << "At_Rule " << block << " [" << block->keyword() << "] " << block->tabs() << endl;
debug_ast(block->value(), ind + "+", env);
debug_ast(block->selector(), ind + "~", env);
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Each*>(node)) {
Each* block = dynamic_cast<Each*>(node);
cerr << ind << "Each " << block << " " << block->tabs() << endl;
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<For*>(node)) {
For* block = dynamic_cast<For*>(node);
cerr << ind << "For " << block << " " << block->tabs() << endl;
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<While*>(node)) {
While* block = dynamic_cast<While*>(node);
cerr << ind << "While " << block << " " << block->tabs() << endl;
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Definition*>(node)) {
Definition* block = dynamic_cast<Definition*>(node);
cerr << ind << "Definition " << block << " " << block->tabs() << endl;
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Mixin_Call*>(node)) {
Mixin_Call* block = dynamic_cast<Mixin_Call*>(node);
cerr << ind << "Mixin_Call " << block << " " << block->tabs() << endl;
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Ruleset*>(node)) {
Ruleset* ruleset = dynamic_cast<Ruleset*>(node);
cerr << ind << "Ruleset " << ruleset << " " << ruleset->tabs() << endl;
debug_ast(ruleset->selector(), ind + " ");
if (ruleset->block()) for(auto i : ruleset->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Block*>(node)) {
Block* block = dynamic_cast<Block*>(node);
cerr << ind << "Block " << block << " " << block->tabs() << endl;
for(auto i : block->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Textual*>(node)) {
Textual* expression = dynamic_cast<Textual*>(node);
cerr << ind << "Textual ";
if (expression->type() == Textual::NUMBER) cerr << " [NUMBER]";
else if (expression->type() == Textual::PERCENTAGE) cerr << " [PERCENTAGE]";
else if (expression->type() == Textual::DIMENSION) cerr << " [DIMENSION]";
else if (expression->type() == Textual::HEX) cerr << " [HEX]";
cerr << expression << " [" << expression->value() << "]" << endl;
} else if (dynamic_cast<Variable*>(node)) {
Variable* expression = dynamic_cast<Variable*>(node);
cerr << ind << "Variable " << expression << " [" << expression->name() << "]" << endl;
string name(expression->name());
if (env && env->has(name)) debug_ast(static_cast<Expression*>((*env)[name]), ind + " -> ", env);
} else if (dynamic_cast<Function_Call_Schema*>(node)) {
Function_Call_Schema* expression = dynamic_cast<Function_Call_Schema*>(node);
cerr << ind << "Function_Call_Schema " << expression << "]" << endl;
debug_ast(expression->name(), ind + "name: ", env);
debug_ast(expression->arguments(), ind + " args: ", env);
} else if (dynamic_cast<Function_Call*>(node)) {
Function_Call* expression = dynamic_cast<Function_Call*>(node);
cerr << ind << "Function_Call " << expression << " [" << expression->name() << "]" << endl;
debug_ast(expression->arguments(), ind + " args: ", env);
} else if (dynamic_cast<Arguments*>(node)) {
Arguments* expression = dynamic_cast<Arguments*>(node);
cerr << ind << "Arguments " << expression << "]" << endl;
for(auto i : expression->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Argument*>(node)) {
Argument* expression = dynamic_cast<Argument*>(node);
cerr << ind << "Argument " << expression << " [" << expression->value() << "]" << endl;
debug_ast(expression->value(), ind + " value: ", env);
} else if (dynamic_cast<Unary_Expression*>(node)) {
Unary_Expression* expression = dynamic_cast<Unary_Expression*>(node);
cerr << ind << "Unary_Expression " << expression << " [" << expression->type() << "]" << endl;
debug_ast(expression->operand(), ind + " operand: ", env);
} else if (dynamic_cast<Binary_Expression*>(node)) {
Binary_Expression* expression = dynamic_cast<Binary_Expression*>(node);
cerr << ind << "Binary_Expression " << expression << " [" << expression->type() << "]" << endl;
debug_ast(expression->left(), ind + " left: ", env);
debug_ast(expression->right(), ind + " right: ", env);
} else if (dynamic_cast<Map*>(node)) {
Map* expression = dynamic_cast<Map*>(node);
cerr << ind << "Map " << expression << " [Hashed]" << endl;
} else if (dynamic_cast<List*>(node)) {
List* expression = dynamic_cast<List*>(node);
cerr << ind << "List " << expression << " (" << expression->length() << ") " <<
(expression->separator() == Sass::List::Separator::COMMA ? "Comma " : "Space ") <<
" [delayed: " << expression->is_delayed() << "] " <<
" [interpolant: " << expression->is_interpolant() << "] " <<
endl;
for(auto i : expression->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Content*>(node)) {
Content* expression = dynamic_cast<Content*>(node);
cerr << ind << "Content " << expression << " [Statement]" << endl;
} else if (dynamic_cast<Boolean*>(node)) {
Boolean* expression = dynamic_cast<Boolean*>(node);
cerr << ind << "Boolean " << expression << " [" << expression->value() << "]" << endl;
} else if (dynamic_cast<Color*>(node)) {
Color* expression = dynamic_cast<Color*>(node);
cerr << ind << "Color " << expression << " [" << expression->r() << ":" << expression->g() << ":" << expression->b() << "@" << expression->a() << "]" << endl;
} else if (dynamic_cast<Number*>(node)) {
Number* expression = dynamic_cast<Number*>(node);
cerr << ind << "Number " << expression << " [" << expression->value() << expression->unit() << "]" << endl;
} else if (dynamic_cast<String_Quoted*>(node)) {
String_Quoted* expression = dynamic_cast<String_Quoted*>(node);
cerr << ind << "String_Quoted : " << expression << " [" << prettyprint(expression->value()) << "]" <<
(expression->is_delayed() ? " {delayed}" : "") <<
(expression->sass_fix_1291() ? " {sass_fix_1291}" : "") <<
(expression->quote_mark() != 0 ? " {qm:" + string(1, expression->quote_mark()) + "}" : "") <<
" <" << prettyprint(expression->pstate().token.ws_before()) << ">" << endl;
} else if (dynamic_cast<String_Constant*>(node)) {
String_Constant* expression = dynamic_cast<String_Constant*>(node);
cerr << ind << "String_Constant : " << expression << " [" << prettyprint(expression->value()) << "]" <<
(expression->is_delayed() ? " {delayed}" : "") <<
(expression->sass_fix_1291() ? " {sass_fix_1291}" : "") <<
" <" << prettyprint(expression->pstate().token.ws_before()) << ">" << endl;
} else if (dynamic_cast<String_Schema*>(node)) {
String_Schema* expression = dynamic_cast<String_Schema*>(node);
cerr << ind << "String_Schema " << expression << " " << expression->concrete_type() <<
(expression->has_interpolants() ? " {has_interpolants}" : "") <<
endl;
for(auto i : expression->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<String*>(node)) {
String* expression = dynamic_cast<String*>(node);
cerr << ind << "String " << expression << expression->concrete_type() <<
" " << (expression->sass_fix_1291() ? "{sass_fix_1291}" : "") <<
endl;
} else if (dynamic_cast<Expression*>(node)) {
Expression* expression = dynamic_cast<Expression*>(node);
cerr << ind << "Expression " << expression;
switch (expression->concrete_type()) {
case Expression::Concrete_Type::NONE: cerr << " [NONE]"; break;
case Expression::Concrete_Type::BOOLEAN: cerr << " [BOOLEAN]"; break;
case Expression::Concrete_Type::NUMBER: cerr << " [NUMBER]"; break;
case Expression::Concrete_Type::COLOR: cerr << " [COLOR]"; break;
case Expression::Concrete_Type::STRING: cerr << " [STRING]"; break;
case Expression::Concrete_Type::LIST: cerr << " [LIST]"; break;
case Expression::Concrete_Type::MAP: cerr << " [MAP]"; break;
case Expression::Concrete_Type::SELECTOR: cerr << " [SELECTOR]"; break;
case Expression::Concrete_Type::NULL_VAL: cerr << " [NULL_VAL]"; break;
case Expression::Concrete_Type::NUM_TYPES: cerr << " [NUM_TYPES]"; break;
}
cerr << endl;
} else if (dynamic_cast<Has_Block*>(node)) {
Has_Block* has_block = dynamic_cast<Has_Block*>(node);
cerr << ind << "Has_Block " << has_block << " " << has_block->tabs() << endl;
if (has_block->block()) for(auto i : has_block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Statement*>(node)) {
Statement* statement = dynamic_cast<Statement*>(node);
cerr << ind << "Statement " << statement << " " << statement->tabs() << endl;
}
if (ind == "") cerr << "####################################################################\n";
}
inline void debug_ast(AST_Node* node, std::string ind, Env* env)
{
if (node == 0) return;
if (ind == "") std::cerr << "####################################################################\n";
if (dynamic_cast<Bubble*>(node)) {
Bubble* bubble = dynamic_cast<Bubble*>(node);
std::cerr << ind << "Bubble " << bubble;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << bubble->tabs();
std::cerr << std::endl;
} else if (dynamic_cast<At_Root_Block*>(node)) {
At_Root_Block* root_block = dynamic_cast<At_Root_Block*>(node);
std::cerr << ind << "At_Root_Block " << root_block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << root_block->tabs();
std::cerr << std::endl;
debug_ast(root_block->expression(), ind + ":", env);
debug_ast(root_block->block(), ind + " ", env);
} else if (dynamic_cast<Selector_List*>(node)) {
Selector_List* selector = dynamic_cast<Selector_List*>(node);
std::cerr << ind << "Selector_List " << selector;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " <" << selector->hash() << ">";
std::cerr << " [@media:" << selector->media_block() << "]";
std::cerr << (selector->is_optional() ? " [is_optional]": " -");
std::cerr << (selector->has_parent_ref() ? " [has-parent]": " -");
std::cerr << (selector->has_line_break() ? " [line-break]": " -");
std::cerr << (selector->has_line_feed() ? " [line-feed]": " -");
std::cerr << std::endl;
for(auto i : selector->elements()) { debug_ast(i, ind + " ", env); }
// } else if (dynamic_cast<Expression*>(node)) {
// Expression* expression = dynamic_cast<Expression*>(node);
// std::cerr << ind << "Expression " << expression << " " << expression->concrete_type() << std::endl;
} else if (dynamic_cast<Parent_Selector*>(node)) {
Parent_Selector* selector = dynamic_cast<Parent_Selector*>(node);
std::cerr << ind << "Parent_Selector " << selector;
// if (selector->not_selector()) cerr << " [in_declaration]";
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " <" << selector->hash() << ">";
std::cerr << " <" << prettyprint(selector->pstate().token.ws_before()) << ">" << std::endl;
// debug_ast(selector->selector(), ind + "->", env);
} else if (dynamic_cast<Complex_Selector*>(node)) {
Complex_Selector* selector = dynamic_cast<Complex_Selector*>(node);
std::cerr << ind << "Complex_Selector " << selector
<< " (" << pstate_source_position(node) << ")"
<< " <" << selector->hash() << ">"
<< " [weight:" << longToHex(selector->specificity()) << "]"
<< " [@media:" << selector->media_block() << "]"
<< (selector->is_optional() ? " [is_optional]": " -")
<< (selector->has_parent_ref() ? " [has parent]": " -")
<< (selector->has_line_feed() ? " [line-feed]": " -")
<< (selector->has_line_break() ? " [line-break]": " -")
<< " -- ";
std::string del;
switch (selector->combinator()) {
case Complex_Selector::PARENT_OF: del = ">"; break;
case Complex_Selector::PRECEDES: del = "~"; break;
case Complex_Selector::ADJACENT_TO: del = "+"; break;
case Complex_Selector::ANCESTOR_OF: del = " "; break;
case Complex_Selector::REFERENCE: del = "//"; break;
}
// if (del = "/") del += selector->reference()->perform(&to_string) + "/";
std::cerr << " <" << prettyprint(selector->pstate().token.ws_before()) << ">" << std::endl;
debug_ast(selector->head(), ind + " " /* + "[" + del + "]" */, env);
if (selector->tail()) {
debug_ast(selector->tail(), ind + "{" + del + "}", env);
} else if(del != " ") {
std::cerr << ind << " |" << del << "| {trailing op}" << std::endl;
}
SourcesSet set = selector->sources();
// debug_sources_set(set, ind + " @--> ");
} else if (dynamic_cast<Compound_Selector*>(node)) {
Compound_Selector* selector = dynamic_cast<Compound_Selector*>(node);
std::cerr << ind << "Compound_Selector " << selector;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " <" << selector->hash() << ">";
std::cerr << " [weight:" << longToHex(selector->specificity()) << "]";
std::cerr << " [@media:" << selector->media_block() << "]";
std::cerr << (selector->extended() ? " [extended]": " -");
std::cerr << (selector->is_optional() ? " [is_optional]": " -");
std::cerr << (selector->has_parent_ref() ? " [has-parent]": " -");
std::cerr << (selector->has_line_break() ? " [line-break]": " -");
std::cerr << (selector->has_line_feed() ? " [line-feed]": " -");
std::cerr << " <" << prettyprint(selector->pstate().token.ws_before()) << ">" << std::endl;
for(auto i : selector->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Propset*>(node)) {
Propset* selector = dynamic_cast<Propset*>(node);
std::cerr << ind << "Propset " << selector;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << selector->tabs() << std::endl;
if (selector->block()) for(auto i : selector->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Wrapped_Selector*>(node)) {
Wrapped_Selector* selector = dynamic_cast<Wrapped_Selector*>(node);
std::cerr << ind << "Wrapped_Selector " << selector;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " <" << selector->hash() << ">";
std::cerr << " <<" << selector->ns_name() << ">>";
std::cerr << (selector->is_optional() ? " [is_optional]": " -");
std::cerr << (selector->has_parent_ref() ? " [has-parent]": " -");
std::cerr << (selector->has_line_break() ? " [line-break]": " -");
std::cerr << (selector->has_line_feed() ? " [line-feed]": " -");
std::cerr << std::endl;
debug_ast(selector->selector(), ind + " () ", env);
} else if (dynamic_cast<Pseudo_Selector*>(node)) {
Pseudo_Selector* selector = dynamic_cast<Pseudo_Selector*>(node);
std::cerr << ind << "Pseudo_Selector " << selector;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " <" << selector->hash() << ">";
std::cerr << " <<" << selector->ns_name() << ">>";
std::cerr << (selector->is_optional() ? " [is_optional]": " -");
std::cerr << (selector->has_parent_ref() ? " [has-parent]": " -");
std::cerr << (selector->has_line_break() ? " [line-break]": " -");
std::cerr << (selector->has_line_feed() ? " [line-feed]": " -");
std::cerr << std::endl;
debug_ast(selector->expression(), ind + " <= ", env);
} else if (dynamic_cast<Attribute_Selector*>(node)) {
Attribute_Selector* selector = dynamic_cast<Attribute_Selector*>(node);
std::cerr << ind << "Attribute_Selector " << selector;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " <" << selector->hash() << ">";
std::cerr << " <<" << selector->ns_name() << ">>";
std::cerr << (selector->is_optional() ? " [is_optional]": " -");
std::cerr << (selector->has_parent_ref() ? " [has-parent]": " -");
std::cerr << (selector->has_line_break() ? " [line-break]": " -");
std::cerr << (selector->has_line_feed() ? " [line-feed]": " -");
std::cerr << std::endl;
debug_ast(selector->value(), ind + "[" + selector->matcher() + "] ", env);
} else if (dynamic_cast<Selector_Qualifier*>(node)) {
Selector_Qualifier* selector = dynamic_cast<Selector_Qualifier*>(node);
std::cerr << ind << "Selector_Qualifier " << selector;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " <" << selector->hash() << ">";
std::cerr << " <<" << selector->ns_name() << ">>";
std::cerr << (selector->is_optional() ? " [is_optional]": " -");
std::cerr << (selector->has_parent_ref() ? " [has-parent]": " -");
std::cerr << (selector->has_line_break() ? " [line-break]": " -");
std::cerr << (selector->has_line_feed() ? " [line-feed]": " -");
std::cerr << std::endl;
} else if (dynamic_cast<Type_Selector*>(node)) {
Type_Selector* selector = dynamic_cast<Type_Selector*>(node);
std::cerr << ind << "Type_Selector " << selector;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " <" << selector->hash() << ">";
std::cerr << " <<" << selector->ns_name() << ">>";
std::cerr << (selector->is_optional() ? " [is_optional]": " -");
std::cerr << (selector->has_parent_ref() ? " [has-parent]": " -");
std::cerr << (selector->has_line_break() ? " [line-break]": " -");
std::cerr << (selector->has_line_feed() ? " [line-feed]": " -");
std::cerr << " <" << prettyprint(selector->pstate().token.ws_before()) << ">";
std::cerr << std::endl;
} else if (dynamic_cast<Selector_Placeholder*>(node)) {
Selector_Placeholder* selector = dynamic_cast<Selector_Placeholder*>(node);
std::cerr << ind << "Selector_Placeholder [" << selector->ns_name() << "] " << selector
<< " <" << selector->hash() << ">"
<< " [@media:" << selector->media_block() << "]"
<< (selector->is_optional() ? " [is_optional]": " -")
<< (selector->has_line_break() ? " [line-break]": " -")
<< (selector->has_line_feed() ? " [line-feed]": " -")
<< std::endl;
} else if (dynamic_cast<Simple_Selector*>(node)) {
Simple_Selector* selector = dynamic_cast<Simple_Selector*>(node);
std::cerr << ind << "Simple_Selector " << selector;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << (selector->has_line_break() ? " [line-break]": " -") << (selector->has_line_feed() ? " [line-feed]": " -") << std::endl;
} else if (dynamic_cast<Selector_Schema*>(node)) {
Selector_Schema* selector = dynamic_cast<Selector_Schema*>(node);
std::cerr << ind << "Selector_Schema " << selector;
std::cerr << " (" << pstate_source_position(node) << ")"
<< (selector->at_root() && selector->at_root() ? " [@ROOT]" : "")
<< " [@media:" << selector->media_block() << "]"
<< (selector->has_line_break() ? " [line-break]": " -")
<< (selector->has_line_feed() ? " [line-feed]": " -")
<< std::endl;
debug_ast(selector->contents(), ind + " ");
// for(auto i : selector->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Selector*>(node)) {
Selector* selector = dynamic_cast<Selector*>(node);
std::cerr << ind << "Selector " << selector;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << (selector->has_line_break() ? " [line-break]": " -")
<< (selector->has_line_feed() ? " [line-feed]": " -")
<< std::endl;
} else if (dynamic_cast<Media_Query_Expression*>(node)) {
Media_Query_Expression* block = dynamic_cast<Media_Query_Expression*>(node);
std::cerr << ind << "Media_Query_Expression " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << (block->is_interpolated() ? " [is_interpolated]": " -")
<< std::endl;
debug_ast(block->feature(), ind + " feature) ");
debug_ast(block->value(), ind + " value) ");
} else if (dynamic_cast<Media_Query*>(node)) {
Media_Query* block = dynamic_cast<Media_Query*>(node);
std::cerr << ind << "Media_Query " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << (block->is_negated() ? " [is_negated]": " -")
<< (block->is_restricted() ? " [is_restricted]": " -")
<< std::endl;
debug_ast(block->media_type(), ind + " ");
for(auto i : block->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Media_Block*>(node)) {
Media_Block* block = dynamic_cast<Media_Block*>(node);
std::cerr << ind << "Media_Block " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
debug_ast(block->media_queries(), ind + " =@ ");
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Supports_Block*>(node)) {
Supports_Block* block = dynamic_cast<Supports_Block*>(node);
std::cerr << ind << "Supports_Block " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
debug_ast(block->condition(), ind + " =@ ");
} else if (dynamic_cast<Supports_Operator*>(node)) {
Supports_Operator* block = dynamic_cast<Supports_Operator*>(node);
std::cerr << ind << "Supports_Operator " << block;
std::cerr << " (" << pstate_source_position(node) << ")"
<< std::endl;
debug_ast(block->left(), ind + " left) ");
debug_ast(block->right(), ind + " right) ");
} else if (dynamic_cast<Supports_Negation*>(node)) {
Supports_Negation* block = dynamic_cast<Supports_Negation*>(node);
std::cerr << ind << "Supports_Negation " << block;
std::cerr << " (" << pstate_source_position(node) << ")"
<< std::endl;
debug_ast(block->condition(), ind + " condition) ");
} else if (dynamic_cast<Supports_Declaration*>(node)) {
Supports_Declaration* block = dynamic_cast<Supports_Declaration*>(node);
std::cerr << ind << "Supports_Declaration " << block;
std::cerr << " (" << pstate_source_position(node) << ")"
<< std::endl;
debug_ast(block->feature(), ind + " feature) ");
debug_ast(block->value(), ind + " value) ");
} else if (dynamic_cast<Block*>(node)) {
Block* root_block = dynamic_cast<Block*>(node);
std::cerr << ind << "Block " << root_block;
std::cerr << " (" << pstate_source_position(node) << ")";
if (root_block->is_root()) std::cerr << " [root]";
std::cerr << " " << root_block->tabs() << std::endl;
if (root_block->block()) for(auto i : root_block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Warning*>(node)) {
Warning* block = dynamic_cast<Warning*>(node);
std::cerr << ind << "Warning " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
} else if (dynamic_cast<Error*>(node)) {
Error* block = dynamic_cast<Error*>(node);
std::cerr << ind << "Error " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
} else if (dynamic_cast<Debug*>(node)) {
Debug* block = dynamic_cast<Debug*>(node);
std::cerr << ind << "Debug " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
} else if (dynamic_cast<Comment*>(node)) {
Comment* block = dynamic_cast<Comment*>(node);
std::cerr << ind << "Comment " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() <<
" <" << prettyprint(block->pstate().token.ws_before()) << ">" << std::endl;
debug_ast(block->text(), ind + "// ", env);
} else if (dynamic_cast<If*>(node)) {
If* block = dynamic_cast<If*>(node);
std::cerr << ind << "If " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
debug_ast(block->predicate(), ind + " = ");
debug_ast(block->block(), ind + " <>");
debug_ast(block->alternative(), ind + " ><");
} else if (dynamic_cast<Return*>(node)) {
Return* block = dynamic_cast<Return*>(node);
std::cerr << ind << "Return " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
} else if (dynamic_cast<Extension*>(node)) {
Extension* block = dynamic_cast<Extension*>(node);
std::cerr << ind << "Extension " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
debug_ast(block->selector(), ind + "-> ", env);
} else if (dynamic_cast<Content*>(node)) {
Content* block = dynamic_cast<Content*>(node);
std::cerr << ind << "Content " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
} else if (dynamic_cast<Import_Stub*>(node)) {
Import_Stub* block = dynamic_cast<Import_Stub*>(node);
std::cerr << ind << "Import_Stub " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
} else if (dynamic_cast<Import*>(node)) {
Import* block = dynamic_cast<Import*>(node);
std::cerr << ind << "Import " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
debug_ast(block->media_queries(), ind + " @ ");
// std::vector<std::string> files_;
for (auto imp : block->urls()) debug_ast(imp, "@ ", env);
} else if (dynamic_cast<Assignment*>(node)) {
Assignment* block = dynamic_cast<Assignment*>(node);
std::cerr << ind << "Assignment " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " <<" << block->variable() << ">> " << block->tabs() << std::endl;
debug_ast(block->value(), ind + "=", env);
} else if (dynamic_cast<Declaration*>(node)) {
Declaration* block = dynamic_cast<Declaration*>(node);
std::cerr << ind << "Declaration " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
debug_ast(block->property(), ind + " prop: ", env);
debug_ast(block->value(), ind + " value: ", env);
} else if (dynamic_cast<Keyframe_Rule*>(node)) {
Keyframe_Rule* has_block = dynamic_cast<Keyframe_Rule*>(node);
std::cerr << ind << "Keyframe_Rule " << has_block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << has_block->tabs() << std::endl;
if (has_block->selector()) debug_ast(has_block->selector(), ind + "@");
if (has_block->block()) for(auto i : has_block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<At_Rule*>(node)) {
At_Rule* block = dynamic_cast<At_Rule*>(node);
std::cerr << ind << "At_Rule " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [" << block->keyword() << "] " << block->tabs() << std::endl;
debug_ast(block->selector(), ind + "~", env);
debug_ast(block->value(), ind + "+", env);
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Each*>(node)) {
Each* block = dynamic_cast<Each*>(node);
std::cerr << ind << "Each " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<For*>(node)) {
For* block = dynamic_cast<For*>(node);
std::cerr << ind << "For " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<While*>(node)) {
While* block = dynamic_cast<While*>(node);
std::cerr << ind << "While " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << block->tabs() << std::endl;
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Definition*>(node)) {
Definition* block = dynamic_cast<Definition*>(node);
std::cerr << ind << "Definition " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [name: " << block->name() << "] ";
std::cerr << " [type: " << (block->type() == Sass::Definition::Type::MIXIN ? "Mixin " : "Function ") << "] ";
// this seems to lead to segfaults some times?
// std::cerr << " [signature: " << block->signature() << "] ";
std::cerr << " [native: " << block->native_function() << "] ";
std::cerr << " " << block->tabs() << std::endl;
debug_ast(block->parameters(), ind + " params: ", env);
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Mixin_Call*>(node)) {
Mixin_Call* block = dynamic_cast<Mixin_Call*>(node);
std::cerr << ind << "Mixin_Call " << block << " " << block->tabs();
std::cerr << " [" << block->name() << "]";
std::cerr << " [has_content: " << block->has_content() << "] " << std::endl;
debug_ast(block->arguments(), ind + " args: ");
if (block->block()) for(auto i : block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (Ruleset* ruleset = dynamic_cast<Ruleset*>(node)) {
std::cerr << ind << "Ruleset " << ruleset;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [indent: " << ruleset->tabs() << "]";
std::cerr << (ruleset->at_root() ? " [@ROOT]" : "");
std::cerr << (ruleset->is_root() ? " [root]" : "");
std::cerr << std::endl;
debug_ast(ruleset->selector(), ind + ">");
debug_ast(ruleset->block(), ind + " ");
} else if (dynamic_cast<Block*>(node)) {
Block* block = dynamic_cast<Block*>(node);
std::cerr << ind << "Block " << block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [indent: " << block->tabs() << "]" << std::endl;
for(auto i : block->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Textual*>(node)) {
Textual* expression = dynamic_cast<Textual*>(node);
std::cerr << ind << "Textual ";
if (expression->type() == Textual::NUMBER) std::cerr << " [NUMBER]";
else if (expression->type() == Textual::PERCENTAGE) std::cerr << " [PERCENTAGE]";
else if (expression->type() == Textual::DIMENSION) std::cerr << " [DIMENSION]";
else if (expression->type() == Textual::HEX) std::cerr << " [HEX]";
std::cerr << expression << " [" << expression->value() << "]";
std::cerr << " [interpolant: " << expression->is_interpolant() << "] ";
if (expression->is_delayed()) std::cerr << " [delayed]";
std::cerr << std::endl;
} else if (dynamic_cast<Variable*>(node)) {
Variable* expression = dynamic_cast<Variable*>(node);
std::cerr << ind << "Variable " << expression;
std::cerr << " [interpolant: " << expression->is_interpolant() << "] ";
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [" << expression->name() << "]" << std::endl;
std::string name(expression->name());
if (env && env->has(name)) debug_ast(static_cast<Expression*>((*env)[name]), ind + " -> ", env);
} else if (dynamic_cast<Function_Call_Schema*>(node)) {
Function_Call_Schema* expression = dynamic_cast<Function_Call_Schema*>(node);
std::cerr << ind << "Function_Call_Schema " << expression;
std::cerr << " [interpolant: " << expression->is_interpolant() << "] ";
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << "" << std::endl;
debug_ast(expression->name(), ind + "name: ", env);
debug_ast(expression->arguments(), ind + " args: ", env);
} else if (dynamic_cast<Function_Call*>(node)) {
Function_Call* expression = dynamic_cast<Function_Call*>(node);
std::cerr << ind << "Function_Call " << expression;
std::cerr << " [interpolant: " << expression->is_interpolant() << "] ";
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [" << expression->name() << "]";
if (expression->is_delayed()) std::cerr << " [delayed]";
if (expression->is_interpolant()) std::cerr << " [interpolant]";
std::cerr << std::endl;
debug_ast(expression->arguments(), ind + " args: ", env);
} else if (dynamic_cast<Arguments*>(node)) {
Arguments* expression = dynamic_cast<Arguments*>(node);
std::cerr << ind << "Arguments " << expression;
if (expression->is_delayed()) std::cerr << " [delayed]";
std::cerr << " (" << pstate_source_position(node) << ")";
if (expression->has_named_arguments()) std::cerr << " [has_named_arguments]";
if (expression->has_rest_argument()) std::cerr << " [has_rest_argument]";
if (expression->has_keyword_argument()) std::cerr << " [has_keyword_argument]";
std::cerr << std::endl;
for(auto i : expression->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Argument*>(node)) {
Argument* expression = dynamic_cast<Argument*>(node);
std::cerr << ind << "Argument " << expression;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [" << expression->value() << "]";
std::cerr << " [name: " << expression->name() << "] ";
std::cerr << " [rest: " << expression->is_rest_argument() << "] ";
std::cerr << " [keyword: " << expression->is_keyword_argument() << "] " << std::endl;
debug_ast(expression->value(), ind + " value: ", env);
} else if (dynamic_cast<Parameters*>(node)) {
Parameters* expression = dynamic_cast<Parameters*>(node);
std::cerr << ind << "Parameters " << expression;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [has_optional: " << expression->has_optional_parameters() << "] ";
std::cerr << " [has_rest: " << expression->has_rest_parameter() << "] ";
std::cerr << std::endl;
for(auto i : expression->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Parameter*>(node)) {
Parameter* expression = dynamic_cast<Parameter*>(node);
std::cerr << ind << "Parameter " << expression;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [name: " << expression->name() << "] ";
std::cerr << " [default: " << expression->default_value() << "] ";
std::cerr << " [rest: " << expression->is_rest_parameter() << "] " << std::endl;
} else if (dynamic_cast<Unary_Expression*>(node)) {
Unary_Expression* expression = dynamic_cast<Unary_Expression*>(node);
std::cerr << ind << "Unary_Expression " << expression;
std::cerr << " [interpolant: " << expression->is_interpolant() << "] ";
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [" << expression->type() << "]" << std::endl;
debug_ast(expression->operand(), ind + " operand: ", env);
} else if (dynamic_cast<Binary_Expression*>(node)) {
Binary_Expression* expression = dynamic_cast<Binary_Expression*>(node);
std::cerr << ind << "Binary_Expression " << expression;
if (expression->is_interpolant()) std::cerr << " [is interpolant] ";
if (expression->is_left_interpolant()) std::cerr << " [left interpolant] ";
if (expression->is_right_interpolant()) std::cerr << " [right interpolant] ";
std::cerr << " [delayed: " << expression->is_delayed() << "] ";
std::cerr << " [ws_before: " << expression->op().ws_before << "] ";
std::cerr << " [ws_after: " << expression->op().ws_after << "] ";
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [" << expression->type_name() << "]" << std::endl;
debug_ast(expression->left(), ind + " left: ", env);
debug_ast(expression->right(), ind + " right: ", env);
} else if (dynamic_cast<Map*>(node)) {
Map* expression = dynamic_cast<Map*>(node);
std::cerr << ind << "Map " << expression;
std::cerr << " [interpolant: " << expression->is_interpolant() << "] ";
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [Hashed]" << std::endl;
for (auto i : expression->elements()) {
debug_ast(i.first, ind + " key: ");
debug_ast(i.second, ind + " val: ");
}
} else if (dynamic_cast<List*>(node)) {
List* expression = dynamic_cast<List*>(node);
std::cerr << ind << "List " << expression;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " (" << expression->length() << ") " <<
(expression->separator() == SASS_COMMA ? "Comma " : expression->separator() == SASS_HASH ? "Map" : "Space ") <<
" [delayed: " << expression->is_delayed() << "] " <<
" [interpolant: " << expression->is_interpolant() << "] " <<
" [arglist: " << expression->is_arglist() << "] " <<
" [hash: " << expression->hash() << "] " <<
std::endl;
for(auto i : expression->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Content*>(node)) {
Content* expression = dynamic_cast<Content*>(node);
std::cerr << ind << "Content " << expression;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [Statement]" << std::endl;
} else if (dynamic_cast<Boolean*>(node)) {
Boolean* expression = dynamic_cast<Boolean*>(node);
std::cerr << ind << "Boolean " << expression;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [interpolant: " << expression->is_interpolant() << "] ";
std::cerr << " [" << expression->value() << "]" << std::endl;
} else if (dynamic_cast<Color*>(node)) {
Color* expression = dynamic_cast<Color*>(node);
std::cerr << ind << "Color " << expression;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [interpolant: " << expression->is_interpolant() << "] ";
std::cerr << " [" << expression->r() << ":" << expression->g() << ":" << expression->b() << "@" << expression->a() << "]" << std::endl;
} else if (dynamic_cast<Number*>(node)) {
Number* expression = dynamic_cast<Number*>(node);
std::cerr << ind << "Number " << expression;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [interpolant: " << expression->is_interpolant() << "] ";
std::cerr << " [" << expression->value() << expression->unit() << "]" <<
" [hash: " << expression->hash() << "] " <<
std::endl;
} else if (dynamic_cast<String_Quoted*>(node)) {
String_Quoted* expression = dynamic_cast<String_Quoted*>(node);
std::cerr << ind << "String_Quoted " << expression;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [" << prettyprint(expression->value()) << "]";
if (expression->is_delayed()) std::cerr << " [delayed]";
if (expression->sass_fix_1291()) std::cerr << " [sass_fix_1291]";
if (expression->is_interpolant()) std::cerr << " [interpolant]";
if (expression->quote_mark()) std::cerr << " [quote_mark: " << expression->quote_mark() << "]";
std::cerr << " <" << prettyprint(expression->pstate().token.ws_before()) << ">" << std::endl;
} else if (dynamic_cast<String_Constant*>(node)) {
String_Constant* expression = dynamic_cast<String_Constant*>(node);
std::cerr << ind << "String_Constant " << expression;
if (expression->concrete_type()) {
std::cerr << " " << expression->concrete_type();
}
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " [" << prettyprint(expression->value()) << "]";
if (expression->is_delayed()) std::cerr << " [delayed]";
if (expression->sass_fix_1291()) std::cerr << " [sass_fix_1291]";
if (expression->is_interpolant()) std::cerr << " [interpolant]";
std::cerr << " <" << prettyprint(expression->pstate().token.ws_before()) << ">" << std::endl;
} else if (dynamic_cast<String_Schema*>(node)) {
String_Schema* expression = dynamic_cast<String_Schema*>(node);
std::cerr << ind << "String_Schema " << expression;
std::cerr << " " << expression->concrete_type();
if (expression->is_delayed()) std::cerr << " [delayed]";
if (expression->is_interpolant()) std::cerr << " [is interpolant]";
if (expression->has_interpolant()) std::cerr << " [has interpolant]";
if (expression->is_left_interpolant()) std::cerr << " [left interpolant] ";
if (expression->is_right_interpolant()) std::cerr << " [right interpolant] ";
std::cerr << " <" << prettyprint(expression->pstate().token.ws_before()) << ">" << std::endl;
for(auto i : expression->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<String*>(node)) {
String* expression = dynamic_cast<String*>(node);
std::cerr << ind << "String " << expression;
std::cerr << " " << expression->concrete_type();
std::cerr << " (" << pstate_source_position(node) << ")";
if (expression->sass_fix_1291()) std::cerr << " [sass_fix_1291]";
if (expression->is_interpolant()) std::cerr << " [interpolant]";
std::cerr << " <" << prettyprint(expression->pstate().token.ws_before()) << ">" << std::endl;
} else if (dynamic_cast<Expression*>(node)) {
Expression* expression = dynamic_cast<Expression*>(node);
std::cerr << ind << "Expression " << expression;
std::cerr << " (" << pstate_source_position(node) << ")";
switch (expression->concrete_type()) {
case Expression::Concrete_Type::NONE: std::cerr << " [NONE]"; break;
case Expression::Concrete_Type::BOOLEAN: std::cerr << " [BOOLEAN]"; break;
case Expression::Concrete_Type::NUMBER: std::cerr << " [NUMBER]"; break;
case Expression::Concrete_Type::COLOR: std::cerr << " [COLOR]"; break;
case Expression::Concrete_Type::STRING: std::cerr << " [STRING]"; break;
case Expression::Concrete_Type::LIST: std::cerr << " [LIST]"; break;
case Expression::Concrete_Type::MAP: std::cerr << " [MAP]"; break;
case Expression::Concrete_Type::SELECTOR: std::cerr << " [SELECTOR]"; break;
case Expression::Concrete_Type::NULL_VAL: std::cerr << " [NULL_VAL]"; break;
case Expression::Concrete_Type::C_WARNING: std::cerr << " [C_WARNING]"; break;
case Expression::Concrete_Type::C_ERROR: std::cerr << " [C_ERROR]"; break;
case Expression::Concrete_Type::NUM_TYPES: std::cerr << " [NUM_TYPES]"; break;
}
std::cerr << std::endl;
} else if (dynamic_cast<Has_Block*>(node)) {
Has_Block* has_block = dynamic_cast<Has_Block*>(node);
std::cerr << ind << "Has_Block " << has_block;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << has_block->tabs() << std::endl;
if (has_block->block()) for(auto i : has_block->block()->elements()) { debug_ast(i, ind + " ", env); }
} else if (dynamic_cast<Statement*>(node)) {
Statement* statement = dynamic_cast<Statement*>(node);
std::cerr << ind << "Statement " << statement;
std::cerr << " (" << pstate_source_position(node) << ")";
std::cerr << " " << statement->tabs() << std::endl;
}
if (ind == "") std::cerr << "####################################################################\n";
}
Complex_Selector* Complex_Selector::clone(Context& ctx)
{
Complex_Selector* cpy = new (ctx.mem) Complex_Selector(*this);
if (tail()) cpy->tail(tail()->clone(ctx));
return cpy;
}
bool Complex_Selector::is_superselector_of(Complex_Selector* rhs)
{
Complex_Selector* lhs = this;
To_String to_string;
// check for selectors with leading or trailing combinators
if (!lhs->head() || !rhs->head())
{ return false; }
Complex_Selector* l_innermost = lhs->innermost();
if (l_innermost->combinator() != Complex_Selector::ANCESTOR_OF && !l_innermost->tail())
{ return false; }
Complex_Selector* r_innermost = rhs->innermost();
if (r_innermost->combinator() != Complex_Selector::ANCESTOR_OF && !r_innermost->tail())
{ return false; }
// more complex (i.e., longer) selectors are always more specific
size_t l_len = lhs->length(), r_len = rhs->length();
if (l_len > r_len)
{ return false; }
if (l_len == 1)
{ return lhs->head()->is_superselector_of(rhs->base()); }
bool found = false;
Complex_Selector* marker = rhs;
for (size_t i = 0, L = rhs->length(); i < L; ++i) {
if (i == L-1)
{ return false; }
if (lhs->head()->is_superselector_of(marker->head()))
{ found = true; break; }
marker = marker->tail();
}
if (!found)
{ return false; }
/*
Hmm, I hope I have the logic right:
if lhs has a combinator:
if !(marker has a combinator) return false
if !(lhs.combinator == '~' ? marker.combinator != '>' : lhs.combinator == marker.combinator) return false
return lhs.tail-without-innermost.is_superselector_of(marker.tail-without-innermost)
else if marker has a combinator:
if !(marker.combinator == ">") return false
return lhs.tail.is_superselector_of(marker.tail)
else
return lhs.tail.is_superselector_of(marker.tail)
*/
if (lhs->combinator() != Complex_Selector::ANCESTOR_OF)
{
if (marker->combinator() == Complex_Selector::ANCESTOR_OF)
{ return false; }
if (!(lhs->combinator() == Complex_Selector::PRECEDES ? marker->combinator() != Complex_Selector::PARENT_OF : lhs->combinator() == marker->combinator()))
{ return false; }
return lhs->tail()->is_superselector_of(marker->tail());
}
else if (marker->combinator() != Complex_Selector::ANCESTOR_OF)
{
if (marker->combinator() != Complex_Selector::PARENT_OF)
{ return false; }
return lhs->tail()->is_superselector_of(marker->tail());
}
else
{
return lhs->tail()->is_superselector_of(marker->tail());
}
// catch-all
return false;
}
