public function markReferenced()
{
$this->isReferenced = true;
if ($this->rules) {
Less_Tree::ReferencedArray($this->rules[0]->rules);
}
}
public function compile($env)
{
$rules = array();
$match = false;
$isOneFound = false;
$candidates = array();
$defaultUsed = false;
$conditionResult = array();
$args = array();
foreach ($this->arguments as $a) {
$args[] = array('name' => $a['name'], 'value' => $a['value']->compile($env));
}
foreach ($env->frames as $frame) {
$mixins = $frame->find($this->selector);
if (!$mixins) {
continue;
}
$isOneFound = true;
$defNone = 0;
$defTrue = 1;
$defFalse = 2;
// To make `default()` function independent of definition order we have two "subpasses" here.
// At first we evaluate each guard *twice* (with `default() == true` and `default() == false`),
// and build candidate list with corresponding flags. Then, when we know all possible matches,
// we make a final decision.
$mixins_len = count($mixins);
for ($m = 0; $m < $mixins_len; $m++) {
$mixin = $mixins[$m];
if ($this->IsRecursive($env, $mixin)) {
continue;
}
if ($mixin->matchArgs($args, $env)) {
$candidate = array('mixin' => $mixin, 'group' => $defNone);
if ($mixin instanceof Less_Tree_Ruleset) {
for ($f = 0; $f < 2; $f++) {
Less_Tree_DefaultFunc::value($f);
$conditionResult[$f] = $mixin->matchCondition($args, $env);
}
if ($conditionResult[0] || $conditionResult[1]) {
if ($conditionResult[0] != $conditionResult[1]) {
$candidate['group'] = $conditionResult[1] ? $defTrue : $defFalse;
}
$candidates[] = $candidate;
}
} else {
$candidates[] = $candidate;
}
$match = true;
}
}
Less_Tree_DefaultFunc::reset();
$count = array(0, 0, 0);
for ($m = 0; $m < count($candidates); $m++) {
$count[$candidates[$m]['group']]++;
}
if ($count[$defNone] > 0) {
$defaultResult = $defFalse;
} else {
$defaultResult = $defTrue;
if ($count[$defTrue] + $count[$defFalse] > 1) {
throw new Exception('Ambiguous use of `default()` found when matching for `' . $this->format($args) + '`');
}
}
$candidates_length = count($candidates);
$length_1 = $candidates_length == 1;
for ($m = 0; $m < $candidates_length; $m++) {
$candidate = $candidates[$m]['group'];
if ($candidate === $defNone || $candidate === $defaultResult) {
try {
$mixin = $candidates[$m]['mixin'];
if (!$mixin instanceof Less_Tree_Mixin_Definition) {
$mixin = new Less_Tree_Mixin_Definition('', array(), $mixin->rules, null, false);
$mixin->originalRuleset = $mixins[$m]->originalRuleset;
}
$rules = array_merge($rules, $mixin->evalCall($env, $args, $this->important)->rules);
} catch (Exception $e) {
//throw new Less_Exception_Compiler($e->getMessage(), $e->index, null, $this->currentFileInfo['filename']);
throw new Less_Exception_Compiler($e->getMessage(), null, null, $this->currentFileInfo);
}
}
}
if ($match) {
if (!$this->currentFileInfo || !isset($this->currentFileInfo['reference']) || !$this->currentFileInfo['reference']) {
Less_Tree::ReferencedArray($rules);
}
return $rules;
}
}
if ($isOneFound) {
throw new Less_Exception_Compiler('No matching definition was found for `' . $this->Format($args) . '`', null, $this->index, $this->currentFileInfo);
} else {
throw new Less_Exception_Compiler(trim($this->selector->toCSS()) . " is undefined in " . $this->currentFileInfo['filename'], null, $this->index);
}
}
public function compile($env)
{
$rules = array();
$match = false;
$isOneFound = false;
$candidates = array();
$defaultUsed = false;
$conditionResult = array();
$args = array();
foreach ($this->arguments as $a) {
$args[] = array('name' => $a['name'], 'value' => $a['value']->compile($env));
}
foreach ($env->frames as $frame) {
$mixins = $frame->find($this->selector, null, $env);
if (!$mixins) {
continue;
}
$isOneFound = true;
// To make `default()` function independent of definition order we have two "subpasses" here.
// At first we evaluate each guard *twice* (with `default() == true` and `default() == false`),
// and build candidate list with corresponding flags. Then, when we know all possible matches,
// we make a final decision.
$mixins_len = count($mixins);
for ($m = 0; $m < $mixins_len; $m++) {
$mixin = $mixins[$m];
if ($this->IsRecursive($env, $mixin)) {
continue;
}
if ($mixin->matchArgs($args, $env)) {
$candidate = array('mixin' => $mixin);
if ($mixin instanceof Less_Tree_Ruleset) {
for ($f = 0; $f < 2; $f++) {
Less_Tree_DefaultFunc::value($f);
$conditionResult[$f] = $mixin->matchCondition($args, $env);
}
if ($conditionResult[0] || $conditionResult[1]) {
if ($conditionResult[0] != $conditionResult[1]) {
if ($defaultUsed) {
// todo: ideally, it would make sense to also print the candidate
// mixin definitions that cause the conflict (current one and the
// mixin that set defaultUsed flag). But is there any easy method
// to get their filename/line/index info here?
throw Exception('Ambiguous use of `default()` found when matching for `' . $this->format($args) + '`');
}
$defaultUsed = true;
$candidate['matchIfDefault'] = true;
$candidate['matchIfDefaultValue'] = $conditionResult[1];
}
$candidates[] = $candidate;
}
} else {
$candidates[] = $candidate;
}
$match = true;
}
}
Less_Tree_DefaultFunc::reset();
$candidates_length = count($candidates);
$length_1 = $candidates_length == 1;
for ($m = 0; $m < $candidates_length; $m++) {
$candidate = $candidates[$m];
if (!isset($candidate['matchIfDefault']) || isset($candidate['matchIfDefaultValue']) && $candidate['matchIfDefaultValue'] == $length_1) {
try {
$mixin = $candidate['mixin'];
if (!$mixin instanceof Less_Tree_Mixin_Definition) {
$mixin = new Less_Tree_Mixin_Definition('', array(), $mixin->rules, null, false);
$mixin->originalRuleset = $mixins[$m]->originalRuleset;
}
//if (this.important) {
// isImportant = env.isImportant;
// env.isImportant = true;
//}
$rules = array_merge($rules, $mixin->compile($env, $args, $this->important)->rules);
//if (this.important) {
// env.isImportant = isImportant;
//}
} catch (Exception $e) {
//throw new Less_Exception_Compiler($e->getMessage(), $e->index, null, $this->currentFileInfo['filename']);
throw new Less_Exception_Compiler($e->getMessage(), null, null, $this->currentFileInfo);
}
}
}
if ($match) {
if (!$this->currentFileInfo || !isset($this->currentFileInfo['reference']) || !$this->currentFileInfo['reference']) {
Less_Tree::ReferencedArray($rules);
}
return $rules;
}
}
if ($isOneFound) {
throw new Less_Exception_Compiler('No matching definition was found for `' . $this->Format($args) . '`', null, $this->index, $this->currentFileInfo);
} else {
throw new Less_Exception_Compiler(trim($this->selector->toCSS()) . " is undefined", null, $this->index);
}
}
