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Add possibility to pretty print expressions to PrettyPrinter

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nikic 2011-08-04 18:19:45 +02:00
parent 29bac2a120
commit 684a638f46
2 changed files with 31 additions and 16 deletions
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4
README.md
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@ -153,4 +153,6 @@ For the code mentioned in the above section this should create the output:
{ {
echo $msg, "\n"; echo $msg, "\n";
} }
printLine('Hallo World!!!'); printLine('Hallo World!!!');
You can also pretty print only a single expression using the `prettyPrintExpr()` method.

43
lib/PHPParser/PrettyPrinterAbstract.php
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@ -59,25 +59,30 @@ abstract class PHPParser_PrettyPrinterAbstract
'Expr_LogicalOr' => 18, 'Expr_LogicalOr' => 18,
); );
protected $stmtsWithoutSemicolon = array( protected $stmtsWithoutSemicolon = array(
'Stmt_Func' => true, 'Stmt_Func' => true,
'Stmt_Interface' => true, 'Stmt_Interface' => true,
'Stmt_Class' => true, 'Stmt_Class' => true,
'Stmt_ClassMethod' => true, 'Stmt_ClassMethod' => true,
'Stmt_For' => true, 'Stmt_For' => true,
'Stmt_Foreach' => true, 'Stmt_Foreach' => true,
'Stmt_If' => true, 'Stmt_If' => true,
'Stmt_Switch' => true, 'Stmt_Switch' => true,
'Stmt_While' => true, 'Stmt_While' => true,
'Stmt_TryCatch' => true, 'Stmt_TryCatch' => true,
'Stmt_Label' => true, 'Stmt_Label' => true,
'Stmt_HaltCompiler' => true, 'Stmt_HaltCompiler' => true,
'Stmt_Namespace' => true, 'Stmt_Namespace' => true,
); );
protected $precedenceStack; protected $precedenceStack;
protected $precedenceStackPos; protected $precedenceStackPos;
protected $noIndentToken; protected $noIndentToken;
public function __construct() {
$this->precedenceStack = array($this->precedenceStackPos = 0 => 19);
$this->noIndentToken = uniqid('_NO_INDENT_');
}
/** /**
* Pretty prints an array of nodes (statements). * Pretty prints an array of nodes (statements).
* *
@ -86,12 +91,20 @@ abstract class PHPParser_PrettyPrinterAbstract
* @return string Pretty printed nodes * @return string Pretty printed nodes
*/ */
public function prettyPrint(array $nodes) { public function prettyPrint(array $nodes) {
$this->precedenceStack = array($this->precedenceStackPos = 0 => 19);
$this->noIndentToken = uniqid('_NO_INDENT_');
return str_replace("\n" . $this->noIndentToken, "\n", $this->pStmts($nodes, false)); return str_replace("\n" . $this->noIndentToken, "\n", $this->pStmts($nodes, false));
} }
/**
* Pretty prints an expression.
*
* @param PHPParser_Node_Expr $node Expression node
*
* @return string Pretty printed node
*/
public function prettyPrintExpr(PHPParser_Node_Expr $node) {
return str_replace("\n" . $this->noIndentToken, "\n", $this->p($node));
}
/** /**
* Pretty prints an array of nodes (statements) and indents them optionally. * Pretty prints an array of nodes (statements) and indents them optionally.
* *