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Sparks: Assets, 1.5.1
http://getsparks.org/packages/assets/versions/HEAD/show Creates our minified and combined .js and .css files
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Ismo Vuorinen
248
sparks/assets/1.5.1/libraries/coffeescript/yy/For.php
Executable file
248
sparks/assets/1.5.1/libraries/coffeescript/yy/For.php
Executable file
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<?php
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namespace CoffeeScript;
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class yy_For extends yy_While
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{
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public $children = array('body', 'source', 'guard', 'step');
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function constructor($body, $source)
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{
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$this->source = $source['source'];
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$this->guard = isset($source['guard']) ? $source['guard'] : NULL;
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$this->step = isset($source['step']) ? $source['step'] : NULL;
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$this->name = isset($source['name']) ? $source['name'] : NULL;
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$this->index = isset($source['index']) ? $source['index'] : NULL;
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$this->body = yy_Block::wrap(array($body));
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$this->own = (isset($source['own']) && $source['own']);
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$this->object = (isset($source['object']) && $source['object']);
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if ($this->object)
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{
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$tmp = $this->name;
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$this->name = $this->index;
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$this->index = $tmp;
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}
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if ($this->index instanceof yy_Value)
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{
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throw SyntaxError('index cannot be a pattern matching expression');
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}
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$this->range = $this->source instanceof yy_Value && $this->source->base instanceof yy_Range &&
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! count($this->source->properties);
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$this->pattern = $this->name instanceof yy_Value;
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if ($this->range && $this->index)
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{
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throw SyntaxError('indexes do not apply to range loops');
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}
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if ($this->range && $this->pattern)
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{
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throw SyntaxError('cannot pattern match over range loops');
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}
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$this->returns = FALSE;
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return $this;
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}
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function compile_node($options)
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{
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$body = yy_Block::wrap(array($this->body));
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$last_jumps = last($body->expressions);
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$last_jumps = $last_jumps ? $last_jumps->jumps() : FALSE;
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if ($last_jumps && $last_jumps instanceof yy_Return)
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{
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$this->returns = FALSE;
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}
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if ($this->range)
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{
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$source = $this->source->base;
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}
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else
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{
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$source = $this->source;
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}
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$scope = $options['scope'];
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$name = $this->name ? $this->name->compile($options, LEVEL_LIST) : FALSE;
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$index = $this->index ? $this->index->compile($options, LEVEL_LIST) : FALSE;
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if ($name && ! $this->pattern)
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{
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$scope->find($name, array('immediate' => TRUE));
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}
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if ($index)
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{
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$scope->find($index, array('immediate' => TRUE));
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}
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if ($this->returns)
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{
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$rvar = $scope->free_variable('results');
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}
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$ivar = $this->object ? $index : $scope->free_variable('i');
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$kvar = $this->range ? ($name ? $name : ($index ? $index : $ivar)) : ($index ? $index : $ivar);
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$kvar_assign = $kvar !== $ivar ? "{$kvar} = " : '';
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if ($this->step && ! $this->range)
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{
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$stepvar = $scope->free_variable('step');
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}
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if ($this->pattern)
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{
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$name = $ivar;
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}
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$var_part = '';
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$guard_part = '';
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$def_part = '';
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$idt1 = $this->tab.TAB;
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if ($this->range)
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{
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$for_part = $source->compile(array_merge($options, array('index' => $ivar, 'name' => $name, 'step' => $this->step)));
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}
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else
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{
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$svar = $this->source->compile($options, LEVEL_LIST);
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if (($name || $this->own) && ! preg_match(IDENTIFIER, $svar))
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{
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$ref = $scope->free_variable('ref');
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$def_part = "{$this->tab}{$ref} = {$svar};\n";
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$svar = $ref;
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}
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if ($name && ! $this->pattern)
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{
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$name_part = "{$name} = {$svar}[{$kvar}]";
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}
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if ( ! $this->object)
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{
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$lvar = $scope->free_variable('len');
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$for_var_part = "{$kvar_assign}{$ivar} = 0, {$lvar} = {$svar}.length";
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if ($this->step)
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{
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$for_var_part .= ", {$stepvar} = ".$this->step->compile($options, LEVEL_OP);
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}
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$step_part = $kvar_assign.($this->step ? "{$ivar} += {$stepvar}" : ($kvar !== $ivar ? "++{$ivar}" : "{$ivar}++"));
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$for_part = "{$for_var_part}; {$ivar} < {$lvar}; {$step_part}";
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}
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}
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if ($this->returns)
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{
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$result_part = "{$this->tab}{$rvar} = [];\n";
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$return_result = "\n{$this->tab}return {$rvar};";
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$body->make_return($rvar);
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}
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if ($this->guard)
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{
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if ($body->expressions)
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{
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array_unshift($body->expressions, yy('If', yy('Parens', $this->guard)->invert(), yy('Literal', 'continue')));
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}
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else
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{
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$body = yy_Block::wrap(array(yy('If', $this->guard, $body)));
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}
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}
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if ($this->pattern)
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{
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array_unshift($body->expressions, yy('Assign', $this->name, yy('Literal', "{$svar}[{$kvar}]")));
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}
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$def_part .= $this->pluck_direct_call($options, $body);
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if (isset($name_part) && $name_part)
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{
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$var_part = "\n{$idt1}{$name_part};";
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}
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if ($this->object)
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{
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$for_part = "{$kvar} in {$svar}";
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if ($this->own)
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{
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$guard_part = "\n{$idt1}if (!".utility('hasProp').".call({$svar}, {$kvar})) continue;";
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}
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}
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$body = $body->compile(array_merge($options, array('indent' => $idt1)), LEVEL_TOP);
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if ($body)
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{
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$body = "\n{$body}\n";
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}
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return
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"{$def_part}"
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. (isset($result_part) ? $result_part : '')
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. "{$this->tab}for ({$for_part}) {{$guard_part}{$var_part}{$body}{$this->tab}}"
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. (isset($return_result) ? $return_result : '');
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}
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function pluck_direct_call($options, $body)
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{
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$defs = '';
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foreach ($body->expressions as $idx => $expr)
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{
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$expr = $expr->unwrap_all();
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if ( ! ($expr instanceof yy_Call))
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{
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continue;
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}
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$val = $expr->variable->unwrap_all();
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if ( ! ( ($val instanceof yy_Code) ||
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($val instanceof yy_Value) &&
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(isset($val->base) && $val->base && ($val->base->unwrap_all() instanceof yy_Code) &&
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count($val->properties) === 1 &&
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isset($val->properties[0]->name) &&
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in_array($val->properties[0]->name['value'], array('call', 'apply'), TRUE))))
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{
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continue;
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}
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$fn = (isset($val->base) && $val->base) ? $val->base->unwrap_all() : $val;
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$ref = yy('Literal', $options['scope']->free_variable('fn'));
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$base = yy('Value', $ref);
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if (isset($val->base) && $val->base)
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{
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list($val->base, $base) = array($base, $val);
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}
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$body->expressions[$idx] = yy('Call', $base, $expr->args);
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$tmp = yy('Assign', $ref, $fn);
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$defs .= $this->tab.$tmp->compile($options, LEVEL_TOP).";\n";
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}
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return $defs;
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}
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}
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?>
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