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php5 syntax

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z7zmey 2018-01-31 12:55:50 +02:00
parent fc2c38b16e
commit fde1601b62
2 changed files with 1741 additions and 1462 deletions
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2974
php5/php5.go
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php5/php5.y
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@ -4,7 +4,7 @@ package php5
import ( import (
// "fmt" // "fmt"
// "strings" // "strings"
// "strconv" "strconv"
"github.com/z7zmey/php-parser/token" "github.com/z7zmey/php-parser/token"
"github.com/z7zmey/php-parser/node" "github.com/z7zmey/php-parser/node"
@ -197,10 +197,11 @@ import (
%type <node> static_class_constant compound_variable reference_variable class_name variable_class_name %type <node> static_class_constant compound_variable reference_variable class_name variable_class_name
%type <node> dim_offset expr expr_without_variable r_variable w_variable rw_variable variable base_variable_with_function_calls %type <node> dim_offset expr expr_without_variable r_variable w_variable rw_variable variable base_variable_with_function_calls
%type <node> base_variable array_function_dereference function_call inner_statement statement unticked_statement %type <node> base_variable array_function_dereference function_call inner_statement statement unticked_statement
%type <node> inner_statement statement global_var static_scalar %type <node> inner_statement statement global_var static_scalar scalar class_constant static_class_name_scalar class_name_scalar
%type <node> encaps_var encaps_var encaps_var_offset general_constant
%type <list> top_statement_list namespace_name use_declarations use_function_declarations use_const_declarations %type <list> top_statement_list namespace_name use_declarations use_function_declarations use_const_declarations
%type <list> inner_statement_list global_var_list static_var_list %type <list> inner_statement_list global_var_list static_var_list encaps_list
%type <simpleIndirectReference> simple_indirect_reference %type <simpleIndirectReference> simple_indirect_reference
@ -1302,8 +1303,18 @@ common_scalar:
positions.AddPosition($$, positionBuilder.NewTokenPosition($1)) positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments($$, $1.Comments()) comments.AddComments($$, $1.Comments())
} }
| T_START_HEREDOC T_ENCAPSED_AND_WHITESPACE T_END_HEREDOC { $$ = nil } | T_START_HEREDOC T_ENCAPSED_AND_WHITESPACE T_END_HEREDOC
| T_START_HEREDOC T_END_HEREDOC { $$ = nil } {
$$ = scalar.NewString($2.Value)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $3))/* TODO: mark as Heredoc*/
comments.AddComments($$, $1.Comments())
}
| T_START_HEREDOC T_END_HEREDOC
{
$$ = scalar.NewEncapsed(nil)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $2))
comments.AddComments($$, $1.Comments())
}
; ;
static_class_constant: static_class_constant:
@ -1380,13 +1391,40 @@ general_constant:
; ;
scalar: scalar:
T_STRING_VARNAME { } T_STRING_VARNAME
| general_constant { } {
| class_name_scalar { } name := node.NewIdentifier($1.Value)
| common_scalar { } positions.AddPosition(name, positionBuilder.NewTokenPosition($1))
| '"' encaps_list '"' { } $$ = expr.NewVariable(name)
| T_START_HEREDOC encaps_list T_END_HEREDOC { } positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
| T_CLASS_C { }
comments.AddComments(name, $1.Comments())
comments.AddComments($$, $1.Comments())
}
| general_constant
{ $$ = $1 }
| class_name_scalar
{ $$ = $1 }
| common_scalar
{ $$ = $1 }
| '"' encaps_list '"'
{
$$ = scalar.NewEncapsed($2)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $3))
comments.AddComments($$, $1.Comments())
}
| T_START_HEREDOC encaps_list T_END_HEREDOC
{
$$ = scalar.NewEncapsed($2)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $3))
comments.AddComments($$, $1.Comments())
}
| T_CLASS_C
{
$$ = scalar.NewMagicConstant($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments($$, $1.Comments())
}
; ;
static_array_pair_list: static_array_pair_list:
@ -1628,28 +1666,119 @@ non_empty_array_pair_list:
; ;
encaps_list: encaps_list:
encaps_list encaps_var { } encaps_list encaps_var
| encaps_list T_ENCAPSED_AND_WHITESPACE { } { $$ = append($1, $2) }
| encaps_var { } | encaps_list T_ENCAPSED_AND_WHITESPACE
| T_ENCAPSED_AND_WHITESPACE encaps_var { } {
encapsed := scalar.NewEncapsedStringPart($2.Value)
positions.AddPosition(encapsed, positionBuilder.NewTokenPosition($2))
$$ = append($1, encapsed)
comments.AddComments(encapsed, $2.Comments())
}
| encaps_var
{ $$ = []node.Node{$1} }
| T_ENCAPSED_AND_WHITESPACE encaps_var
{
encapsed := scalar.NewEncapsedStringPart($1.Value)
positions.AddPosition(encapsed, positionBuilder.NewTokenPosition($1))
$$ = []node.Node{encapsed, $2}
comments.AddComments(encapsed, $1.Comments())
}
; ;
encaps_var: encaps_var:
T_VARIABLE { } T_VARIABLE
| T_VARIABLE '[' { } encaps_var_offset ']' { } {
| T_VARIABLE T_OBJECT_OPERATOR T_STRING { } name := node.NewIdentifier($1.Value)
| T_DOLLAR_OPEN_CURLY_BRACES expr '}' { } positions.AddPosition(name, positionBuilder.NewTokenPosition($1))
| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}' { } $$ = expr.NewVariable(name)
| T_CURLY_OPEN variable '}' { } positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments(name, $1.Comments())
comments.AddComments($$, $1.Comments())
}
| T_VARIABLE '[' encaps_var_offset ']'
{
identifier := node.NewIdentifier($1.Value)
positions.AddPosition(identifier, positionBuilder.NewTokenPosition($1))
variable := expr.NewVariable(identifier)
positions.AddPosition(variable, positionBuilder.NewTokenPosition($1))
$$ = expr.NewArrayDimFetch(variable, $3)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $4))
comments.AddComments(identifier, $1.Comments())
comments.AddComments(variable, $1.Comments())
comments.AddComments($$, $1.Comments())
}
| T_VARIABLE T_OBJECT_OPERATOR T_STRING
{
identifier := node.NewIdentifier($1.Value)
positions.AddPosition(identifier, positionBuilder.NewTokenPosition($1))
variable := expr.NewVariable(identifier)
positions.AddPosition(variable, positionBuilder.NewTokenPosition($1))
fetch := node.NewIdentifier($3.Value)
positions.AddPosition(fetch, positionBuilder.NewTokenPosition($3))
$$ = expr.NewPropertyFetch(variable, fetch)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $3))
comments.AddComments(identifier, $1.Comments())
comments.AddComments(variable, $1.Comments())
comments.AddComments(fetch, $3.Comments())
comments.AddComments($$, $1.Comments())
}
| T_DOLLAR_OPEN_CURLY_BRACES expr '}'
{
$$ = expr.NewVariable($2)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $3))
comments.AddComments($$, $1.Comments())
}
| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
{
identifier := node.NewIdentifier($2.Value)
positions.AddPosition(identifier, positionBuilder.NewTokenPosition($2))
variable := expr.NewVariable(identifier)
positions.AddPosition(variable, positionBuilder.NewTokenPosition($2))
$$ = expr.NewArrayDimFetch(variable, $4)
positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $6))
comments.AddComments(identifier, $2.Comments())
comments.AddComments(variable, $1.Comments())
comments.AddComments($$, $1.Comments())
}
| T_CURLY_OPEN variable '}'
{ $$ = $2; }
; ;
encaps_var_offset: encaps_var_offset:
T_STRING { } T_STRING
| T_NUM_STRING { } {
| T_VARIABLE { } $$ = scalar.NewString($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments($$, $1.Comments())
}
| T_NUM_STRING
{
// TODO: add option to handle 64 bit integer
if _, err := strconv.Atoi($1.Value); err == nil {
$$ = scalar.NewLnumber($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
} else {
$$ = scalar.NewString($1.Value)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
}
comments.AddComments($$, $1.Comments())
}
| T_VARIABLE
{
identifier := node.NewIdentifier($1.Value)
positions.AddPosition(identifier, positionBuilder.NewTokenPosition($1))
$$ = expr.NewVariable(identifier)
positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
comments.AddComments(identifier, $1.Comments())
comments.AddComments($$, $1.Comments())
}
; ;
@ -1675,16 +1804,52 @@ isset_variable:
; ;
class_constant: class_constant:
class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { } class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { } {
target := node.NewIdentifier($3.Value)
positions.AddPosition(target, positionBuilder.NewTokenPosition($3))
$$ = expr.NewClassConstFetch($1, target)
positions.AddPosition($$, positionBuilder.NewNodeTokenPosition($1, $3))
comments.AddComments(target, $3.Comments())
comments.AddComments($$, comments[$1])
}
| variable_class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING
{
target := node.NewIdentifier($3.Value)
positions.AddPosition(target, positionBuilder.NewTokenPosition($3))
$$ = expr.NewClassConstFetch($1, target)
positions.AddPosition($$, positionBuilder.NewNodeTokenPosition($1, $3))
comments.AddComments(target, $3.Comments())
comments.AddComments($$, comments[$1])
}
; ;
static_class_name_scalar: static_class_name_scalar:
class_name T_PAAMAYIM_NEKUDOTAYIM T_CLASS { } class_name T_PAAMAYIM_NEKUDOTAYIM T_CLASS
{
target := node.NewIdentifier($3.Value)
positions.AddPosition(target, positionBuilder.NewTokenPosition($3))
$$ = expr.NewClassConstFetch($1, target)
positions.AddPosition($$, positionBuilder.NewNodeTokenPosition($1, $3))
comments.AddComments(target, $3.Comments())
comments.AddComments($$, comments[$1])
}
; ;
class_name_scalar: class_name_scalar:
class_name T_PAAMAYIM_NEKUDOTAYIM T_CLASS { } class_name T_PAAMAYIM_NEKUDOTAYIM T_CLASS
{
target := node.NewIdentifier($3.Value)
positions.AddPosition(target, positionBuilder.NewTokenPosition($3))
$$ = expr.NewClassConstFetch($1, target)
positions.AddPosition($$, positionBuilder.NewNodeTokenPosition($1, $3))
comments.AddComments(target, $3.Comments())
comments.AddComments($$, comments[$1])
}
; ;
%% %%