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Code Issues Projects Releases Wiki Activity

Move FAQ into component documentation

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Nikita Popov 2018-01-27 18:40:22 +01:00
parent a513ccabb7
commit e4505de346
4 changed files with 11 additions and 5 deletions
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3
README.md
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@ -185,7 +185,6 @@ Documentation
2. [Usage of basic components](doc/2_Usage_of_basic_components.markdown) 2. [Usage of basic components](doc/2_Usage_of_basic_components.markdown)
3. [Other node tree representations](doc/3_Other_node_tree_representations.markdown) 3. [Other node tree representations](doc/3_Other_node_tree_representations.markdown)
4. [Code generation](doc/4_Code_generation.markdown) 4. [Code generation](doc/4_Code_generation.markdown)
5. [Frequently asked questions](doc/5_FAQ.markdown)
Component documentation: Component documentation:
@ -210,6 +209,8 @@ Component documentation:
* Disabling XDebug * Disabling XDebug
* Reusing objects * Reusing objects
* Garbage collection impact * Garbage collection impact
* [Frequently asked questions](component/FAQ.markdown)
* Parent and sibling references
[doc_3_x]: https://github.com/nikic/PHP-Parser/tree/3.x/doc [doc_3_x]: https://github.com/nikic/PHP-Parser/tree/3.x/doc
[doc_master]: https://github.com/nikic/PHP-Parser/tree/master/doc [doc_master]: https://github.com/nikic/PHP-Parser/tree/master/doc

3
doc/README.md
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@ -8,7 +8,6 @@ Guide
2. [Usage of basic components](2_Usage_of_basic_components.markdown) 2. [Usage of basic components](2_Usage_of_basic_components.markdown)
3. [Other node tree representations](3_Other_node_tree_representations.markdown) 3. [Other node tree representations](3_Other_node_tree_representations.markdown)
4. [Code generation](4_Code_generation.markdown) 4. [Code generation](4_Code_generation.markdown)
5. [Frequently asked questions](5_FAQ.markdown)
Component documentation Component documentation
----------------------- -----------------------
@ -34,3 +33,5 @@ Component documentation
* Disabling XDebug * Disabling XDebug
* Reusing objects * Reusing objects
* Garbage collection impact * Garbage collection impact
* [Frequently asked questions](component/FAQ.markdown)
* Parent and sibling references

0
doc/5_FAQ.markdown → doc/component/FAQ.markdown
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10
doc/component/Pretty_printing.markdown
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@ -50,14 +50,13 @@ Formatting-preserving pretty printing
For automated code refactoring, migration and similar, you will usually only want to modify a small For automated code refactoring, migration and similar, you will usually only want to modify a small
portion of the code and leave the remainder alone. The basic pretty printer is not suitable for portion of the code and leave the remainder alone. The basic pretty printer is not suitable for
this, because it will also reformat parts of the code, which have not been modified. this, because it will also reformat parts of the code which have not been modified.
Since PHP-Parser 4.0 an experimental formatting-preserving pretty-printing mode is available, which Since PHP-Parser 4.0 an experimental formatting-preserving pretty-printing mode is available, which
attempts to preserve the formatting of code, those AST nodes have not changed, and only reformat attempts to preserve the formatting of code, those AST nodes have not changed, and only reformat
code which has been modified or newly inserted. code which has been modified or newly inserted.
Use of the formatting-preservation functionality currently requires some additional preparatory Use of the formatting-preservation functionality requires some additional preparatory steps:
steps:
```php ```php
use PhpParser\{Lexer, NodeTraverser, NodeVisitor, Parser, PrettyPrinter}; use PhpParser\{Lexer, NodeTraverser, NodeVisitor, Parser, PrettyPrinter};
@ -86,6 +85,11 @@ $newStmts = $traverser->traverse($oldStmts);
$newCode = $printer->printFormatPreserving($newStmts, $oldStmts, $oldTokens); $newCode = $printer->printFormatPreserving($newStmts, $oldStmts, $oldTokens);
``` ```
If you make use of the name resolution functionality, you will likely want to disable the
`replaceNames` option. This will add resolved names as attributes, instead of directlying modifying
the AST and causing spurious changes to the pretty printed code. For more information, see the
[name resolution documentation](Name_resolution.markdown).
This functionality is experimental and not yet fully implemented. It should not provide incorrect This functionality is experimental and not yet fully implemented. It should not provide incorrect
code, but it may sometimes reformat more code than necessary. Open issues are tracked in code, but it may sometimes reformat more code than necessary. Open issues are tracked in
[issue #344](https://github.com/nikic/PHP-Parser/issues/344). If you encounter problems while using [issue #344](https://github.com/nikic/PHP-Parser/issues/344). If you encounter problems while using