| Conditions | 1 |
| Paths | 1 |
| Total Lines | 71 |
| Lines | 0 |
| Ratio | 0 % |
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Small methods make your code easier to understand, in particular if combined with a good name. Besides, if your method is small, finding a good name is usually much easier.
For example, if you find yourself adding comments to a method's body, this is usually a good sign to extract the commented part to a new method, and use the comment as a starting point when coming up with a good name for this new method.
Commonly applied refactorings include:
If many parameters/temporary variables are present:
| 1 | <?php |
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| 27 | public function getConfigTreeBuilder() |
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| 28 | { |
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| 29 | $treeBuilder = new TreeBuilder('takeit_amp_html'); |
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| 30 | $treeBuilder->getRootNode() |
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| 31 | ->canBeDisabled() |
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| 32 | ->info('Enable or disable Google AMP HTML support.') |
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| 33 | ->addDefaultsIfNotSet() |
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| 34 | ->children() |
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| 35 | ->arrayNode('theme') |
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| 36 | ->addDefaultsIfNotSet() |
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| 37 | ->children() |
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| 38 | ->scalarNode('loader') |
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| 39 | ->defaultValue('takeit_amp_html.loader.theme.default') |
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| 40 | ->cannotBeEmpty() |
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| 41 | ->end() |
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| 42 | ->scalarNode('theme_path') |
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| 43 | ->defaultValue('%kernel.root_dir%/Resources/amp/amp-theme') |
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| 44 | ->end() |
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| 45 | ->end() |
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| 46 | ->end() |
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| 47 | ->scalarNode('checker') |
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| 48 | ->defaultValue('takeit_amp_html.checker.default') |
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| 49 | ->cannotBeEmpty() |
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| 50 | ->end() |
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| 51 | ->arrayNode('routing') |
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| 52 | ->isRequired() |
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| 53 | ->addDefaultsIfNotSet() |
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| 54 | ->children() |
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| 55 | ->arrayNode('route_strategy') |
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| 56 | ->canBeEnabled() |
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| 57 | ->addDefaultsIfNotSet() |
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| 58 | ->children() |
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| 59 | ->scalarNode('prefix') |
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| 60 | ->defaultValue('/platform/amp') |
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| 61 | ->end() |
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| 62 | ->scalarNode('pattern') |
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| 63 | ->isRequired() |
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| 64 | ->cannotBeEmpty() |
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| 65 | ->end() |
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| 66 | ->scalarNode('parameter') |
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| 67 | ->cannotBeEmpty() |
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| 68 | ->defaultValue('slug') |
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| 69 | ->end() |
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| 70 | ->scalarNode('parameterRegex') |
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| 71 | ->defaultValue('.+') |
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| 72 | ->info('Parameter\'s regular expression.') |
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| 73 | ->end() |
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| 74 | ->end() |
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| 75 | ->end() |
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| 76 | ->arrayNode('parameter_strategy') |
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| 77 | ->canBeEnabled() |
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| 78 | ->end() |
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| 79 | ->scalarNode('controller') |
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| 80 | ->defaultValue('takeit_amp_html.amp_controller:viewAction') |
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| 81 | ->end() |
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| 82 | ->end() |
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| 83 | ->end() |
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| 84 | ->scalarNode('model') |
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| 85 | ->cannotBeEmpty() |
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| 86 | ->isRequired() |
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| 87 | ->info('Fully qualified class name of your model.') |
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| 88 | ->end() |
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| 89 | ->scalarNode('converter') |
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| 90 | ->defaultValue('takeit_amp_html.amp_converter') |
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| 91 | ->info('Custom converter service id.') |
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| 92 | ->end() |
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| 93 | ->end() |
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| 94 | ; |
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| 95 | |||
| 96 | return $treeBuilder; |
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| 97 | } |
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| 98 | } |
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| 99 |
Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different sub-classes of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the parent class: