Chris@13: Fixup for precedence and some special syntax
Chris@13: -----
Chris@13: <?php
Chris@13: $a ** $b  *  $c;
Chris@13: $a  +  $b * $c;
Chris@13: $a * $b  +  $c;
Chris@13: $a  ?  $b  :  $c;
Chris@13: ($a ** $b)  *  $c;
Chris@13: ( $a ** $b )  *  $c;
Chris@13: !$a = $b;
Chris@13: -----
Chris@13: // Parens necessary
Chris@13: $stmts[0]->expr->left = new Expr\BinaryOp\Plus(new Expr\Variable('a'), new Expr\Variable('b'));
Chris@13: // The parens here are "correct", because add is left assoc
Chris@13: $stmts[1]->expr->right = new Expr\BinaryOp\Plus(new Expr\Variable('b'), new Expr\Variable('c'));
Chris@13: // No parens necessary
Chris@13: $stmts[2]->expr->left = new Expr\BinaryOp\Plus(new Expr\Variable('a'), new Expr\Variable('b'));
Chris@13: // Parens for RHS not strictly necessary due to assign speciality
Chris@13: $stmts[3]->expr->cond = new Expr\Assign(new Expr\Variable('a'), new Expr\Variable('b'));
Chris@13: $stmts[3]->expr->if = new Expr\Assign(new Expr\Variable('a'), new Expr\Variable('b'));
Chris@13: $stmts[3]->expr->else = new Expr\Assign(new Expr\Variable('a'), new Expr\Variable('b'));
Chris@13: // Already has parens
Chris@13: $stmts[4]->expr->left = new Expr\BinaryOp\Plus(new Expr\Variable('a'), new Expr\Variable('b'));
Chris@13: $stmts[5]->expr->left = new Expr\BinaryOp\Plus(new Expr\Variable('a'), new Expr\Variable('b'));
Chris@13: -----
Chris@13: <?php
Chris@13: ($a + $b)  *  $c;
Chris@13: $a  +  ($b + $c);
Chris@13: $a + $b  +  $c;
Chris@13: ($a = $b)  ?  $a = $b  :  ($a = $b);
Chris@13: ($a + $b)  *  $c;
Chris@13: ( $a + $b )  *  $c;
Chris@13: !$a = $b;
Chris@13: -----
Chris@13: <?php
Chris@13: foo ();
Chris@13: foo ();
Chris@13: $foo -> bar;
Chris@13: $foo -> bar;
Chris@13: $foo -> bar;
Chris@13: $foo -> bar;
Chris@13: $foo -> bar;
Chris@13: self :: $foo;
Chris@13: self :: $foo;
Chris@13: -----
Chris@13: $stmts[0]->expr->name = new Expr\Variable('a');
Chris@13: $stmts[1]->expr->name = new Expr\BinaryOp\Concat(new Expr\Variable('a'), new Expr\Variable('b'));
Chris@13: $stmts[2]->expr->var = new Expr\Variable('bar');
Chris@13: $stmts[3]->expr->var = new Expr\BinaryOp\Concat(new Expr\Variable('a'), new Expr\Variable('b'));
Chris@13: $stmts[4]->expr->name = new Node\Identifier('foo');
Chris@13: // In this case the braces are not strictly necessary. However, on PHP 5 they may be required
Chris@13: // depending on where the property fetch node itself occurs.
Chris@13: $stmts[5]->expr->name = new Expr\Variable('bar');
Chris@13: $stmts[6]->expr->name = new Expr\BinaryOp\Concat(new Expr\Variable('a'), new Expr\Variable('b'));
Chris@13: $stmts[7]->expr->name = new Node\VarLikeIdentifier('bar');
Chris@13: $stmts[8]->expr->name = new Expr\BinaryOp\Concat(new Expr\Variable('a'), new Expr\Variable('b'));
Chris@13: -----
Chris@13: <?php
Chris@13: $a ();
Chris@13: ($a . $b) ();
Chris@13: $bar -> bar;
Chris@13: ($a . $b) -> bar;
Chris@13: $foo -> foo;
Chris@13: $foo -> {$bar};
Chris@13: $foo -> {$a . $b};
Chris@13: self :: $bar;
Chris@13: self :: ${$a . $b};