lechimp-p /
dicto.php
| @@ 130-139 (lines=10) @@ | ||
| 127 | /** |
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| 128 | * @return Iterator <[Node,mixed]> |
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| 129 | */ |
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| 130 | protected function run_expand(\Iterator $nodes, \Closure $clsr) { |
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| 131 | while ($nodes->valid()) { |
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| 132 | list($node, $result) = $nodes->current(); |
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| 133 | // TODO: let closure return an Iterator too. |
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| 134 | foreach($clsr($node) as $new_node) { |
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| 135 | yield [$new_node, $result]; |
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| 136 | } |
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| 137 | $nodes->next(); |
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| 138 | } |
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| 139 | } |
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| 140 | ||
| 141 | /** |
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| 142 | * @return Iterator <[Node,mixed]> |
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| @@ 159-168 (lines=10) @@ | ||
| 156 | /** |
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| 157 | * @return Iterator <[Node,mixed]> |
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| 158 | */ |
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| 159 | protected function run_filter(\Iterator $nodes, \Closure $predicate) { |
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| 160 | while ($nodes->valid()) { |
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| 161 | $val = $nodes->current(); |
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| 162 | list($node, $result) = $val; |
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| 163 | if ($predicate($node, $result)) { |
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| 164 | yield $val; |
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| 165 | } |
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| 166 | $nodes->next(); |
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| 167 | } |
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| 168 | } |
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| 169 | ||
| 170 | /** |
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| 171 | * @return Iterator <[Node,mixed]> |
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