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Commit2dbc349

Browse files
committed
[ExpressionLanguage] Added a way to dump AST
1 parente188cd7 commit2dbc349

21 files changed

+252
-0
lines changed

‎src/Symfony/Component/ExpressionLanguage/ExpressionLanguage.php‎

Lines changed: 5 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -103,6 +103,11 @@ public function parse($expression, $names)
103103
return$parsedExpression;
104104
}
105105

106+
publicfunctiondump(ParsedExpression$expression)
107+
{
108+
return$expression->getNodes()->dump();
109+
}
110+
106111
/**
107112
* Registers a function.
108113
*

‎src/Symfony/Component/ExpressionLanguage/Node/ArgumentsNode.php‎

Lines changed: 11 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -24,4 +24,15 @@ public function compile(Compiler $compiler)
2424
{
2525
$this->compileArguments($compiler,false);
2626
}
27+
28+
publicfunctiondump()
29+
{
30+
$str ='';
31+
32+
foreach ($this->getKeyValuePairs()as$pair) {
33+
$str .=sprintf('%s,',$pair['value']->dump());
34+
}
35+
36+
returnrtrim($str,',');
37+
}
2738
}

‎src/Symfony/Component/ExpressionLanguage/Node/ArrayNode.php‎

Lines changed: 15 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -58,6 +58,21 @@ public function evaluate($functions, $values)
5858
return$result;
5959
}
6060

61+
publicfunctiondump()
62+
{
63+
$str ='[';
64+
65+
foreach ($this->getKeyValuePairs()as$pair) {
66+
$key =$pair['key']->attributes['value'];
67+
if (!is_int($key)) {
68+
$key =sprintf('"%s"',$key);
69+
}
70+
$str .=sprintf('%s => %s,',$key,$pair['value']->dump());
71+
}
72+
73+
returnrtrim($str,',').']';
74+
}
75+
6176
protectedfunctiongetKeyValuePairs()
6277
{
6378
$pairs =array();

‎src/Symfony/Component/ExpressionLanguage/Node/BinaryNode.php‎

Lines changed: 5 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -154,4 +154,9 @@ public function evaluate($functions, $values)
154154
returnpreg_match($right,$left);
155155
}
156156
}
157+
158+
publicfunctiondump()
159+
{
160+
returnsprintf('(%s %s %s)',$this->nodes['left']->dump(),$this->attributes['operator'],$this->nodes['right']->dump());
161+
}
157162
}

‎src/Symfony/Component/ExpressionLanguage/Node/ConditionalNode.php‎

Lines changed: 5 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -48,4 +48,9 @@ public function evaluate($functions, $values)
4848

4949
return$this->nodes['expr3']->evaluate($functions,$values);
5050
}
51+
52+
publicfunctiondump()
53+
{
54+
returnsprintf('((%s) ? (%s) : (%s))',$this->nodes['expr1']->dump(),$this->nodes['expr2']->dump(),$this->nodes['expr3']->dump());
55+
}
5156
}

‎src/Symfony/Component/ExpressionLanguage/Node/ConstantNode.php‎

Lines changed: 38 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -37,4 +37,42 @@ public function evaluate($functions, $values)
3737
{
3838
return$this->attributes['value'];
3939
}
40+
41+
publicfunctiondump()
42+
{
43+
return$this->dumpValue($this->attributes['value']);
44+
}
45+
46+
privatefunctiondumpValue($value)
47+
{
48+
switch (true) {
49+
casetrue ===$value:
50+
return'true';
51+
52+
casefalse ===$value:
53+
return'false';
54+
55+
casenull ===$value:
56+
return'null';
57+
58+
caseis_numeric($value):
59+
return$value;
60+
61+
caseis_array($value):
62+
$str ='[';
63+
64+
foreach ($valueas$k =>$v) {
65+
if (!is_int($k)) {
66+
$k =sprintf('"%s"',$k);
67+
}
68+
69+
$str .=sprintf('%s => %s,',$k,$this->dumpValue($v));
70+
}
71+
72+
returnrtrim($str,',').']';
73+
74+
default:
75+
returnsprintf('"%s"',str_replace('"','\"',$value));
76+
}
77+
}
4078
}

‎src/Symfony/Component/ExpressionLanguage/Node/FunctionNode.php‎

Lines changed: 13 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -49,4 +49,17 @@ public function evaluate($functions, $values)
4949

5050
returncall_user_func_array($functions[$this->attributes['name']]['evaluator'],$arguments);
5151
}
52+
53+
publicfunctiondump()
54+
{
55+
$str =$this->attributes['name'];
56+
57+
$str .='(';
58+
59+
foreach ($this->nodes['arguments']->nodesas$node) {
60+
$str .=$node->dump().',';
61+
}
62+
63+
returnrtrim($str,',').')';
64+
}
5265
}

‎src/Symfony/Component/ExpressionLanguage/Node/GetAttrNode.php‎

Lines changed: 14 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -94,4 +94,18 @@ public function evaluate($functions, $values)
9494
return$array[$this->nodes['attribute']->evaluate($functions,$values)];
9595
}
9696
}
97+
98+
publicfunctiondump()
99+
{
100+
switch ($this->attributes['type']) {
101+
caseself::PROPERTY_CALL:
102+
returnsprintf('%s.%s',$this->nodes['node']->dump(),trim($this->nodes['attribute']->dump(),'"'));
103+
104+
caseself::METHOD_CALL:
105+
returnsprintf('%s.%s(%s)',$this->nodes['node']->dump(),trim($this->nodes['attribute']->dump(),'"'),$this->nodes['arguments']->dump());
106+
107+
caseself::ARRAY_CALL:
108+
returnsprintf('%s[%s]',$this->nodes['node']->dump(),$this->nodes['attribute']->dump());
109+
}
110+
}
97111
}

‎src/Symfony/Component/ExpressionLanguage/Node/NameNode.php‎

Lines changed: 5 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -37,4 +37,9 @@ public function evaluate($functions, $values)
3737
{
3838
return$values[$this->attributes['name']];
3939
}
40+
41+
publicfunctiondump()
42+
{
43+
return$this->attributes['name'];
44+
}
4045
}

‎src/Symfony/Component/ExpressionLanguage/Node/Node.php‎

Lines changed: 5 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -75,4 +75,9 @@ public function evaluate($functions, $values)
7575

7676
return$results;
7777
}
78+
79+
publicfunctiondump()
80+
{
81+
returnsprintf('<Dumping %s object is not supported yet>',get_class($this));
82+
}
7883
}

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