php5 syntax
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z7zmey
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2974
php5/php5.go
2974
php5/php5.go
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229
php5/php5.y
229
php5/php5.y
@ -4,7 +4,7 @@ package php5
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import (
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// "fmt"
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// "strings"
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// "strconv"
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"strconv"
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"github.com/z7zmey/php-parser/token"
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"github.com/z7zmey/php-parser/node"
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@ -197,10 +197,11 @@ import (
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%type <node> static_class_constant compound_variable reference_variable class_name variable_class_name
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%type <node> dim_offset expr expr_without_variable r_variable w_variable rw_variable variable base_variable_with_function_calls
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%type <node> base_variable array_function_dereference function_call inner_statement statement unticked_statement
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%type <node> inner_statement statement global_var static_scalar
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%type <node> inner_statement statement global_var static_scalar scalar class_constant static_class_name_scalar class_name_scalar
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%type <node> encaps_var encaps_var encaps_var_offset general_constant
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%type <list> top_statement_list namespace_name use_declarations use_function_declarations use_const_declarations
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%type <list> inner_statement_list global_var_list static_var_list
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%type <list> inner_statement_list global_var_list static_var_list encaps_list
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%type <simpleIndirectReference> simple_indirect_reference
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@ -1302,8 +1303,18 @@ common_scalar:
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positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
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comments.AddComments($$, $1.Comments())
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}
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| T_START_HEREDOC T_ENCAPSED_AND_WHITESPACE T_END_HEREDOC { $$ = nil }
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| T_START_HEREDOC T_END_HEREDOC { $$ = nil }
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| T_START_HEREDOC T_ENCAPSED_AND_WHITESPACE T_END_HEREDOC
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{
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$$ = scalar.NewString($2.Value)
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positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $3))/* TODO: mark as Heredoc*/
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comments.AddComments($$, $1.Comments())
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}
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| T_START_HEREDOC T_END_HEREDOC
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{
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$$ = scalar.NewEncapsed(nil)
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positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $2))
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comments.AddComments($$, $1.Comments())
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}
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;
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static_class_constant:
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@ -1380,13 +1391,40 @@ general_constant:
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;
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scalar:
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T_STRING_VARNAME { }
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| general_constant { }
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| class_name_scalar { }
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| common_scalar { }
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| '"' encaps_list '"' { }
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| T_START_HEREDOC encaps_list T_END_HEREDOC { }
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| T_CLASS_C { }
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T_STRING_VARNAME
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{
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name := node.NewIdentifier($1.Value)
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positions.AddPosition(name, positionBuilder.NewTokenPosition($1))
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$$ = expr.NewVariable(name)
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positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
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comments.AddComments(name, $1.Comments())
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comments.AddComments($$, $1.Comments())
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}
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| general_constant
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{ $$ = $1 }
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| class_name_scalar
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{ $$ = $1 }
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| common_scalar
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{ $$ = $1 }
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| '"' encaps_list '"'
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{
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$$ = scalar.NewEncapsed($2)
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positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $3))
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comments.AddComments($$, $1.Comments())
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}
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| T_START_HEREDOC encaps_list T_END_HEREDOC
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{
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$$ = scalar.NewEncapsed($2)
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positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $3))
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comments.AddComments($$, $1.Comments())
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}
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| T_CLASS_C
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{
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$$ = scalar.NewMagicConstant($1.Value)
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positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
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comments.AddComments($$, $1.Comments())
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}
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;
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static_array_pair_list:
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@ -1628,28 +1666,119 @@ non_empty_array_pair_list:
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;
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encaps_list:
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encaps_list encaps_var { }
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| encaps_list T_ENCAPSED_AND_WHITESPACE { }
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| encaps_var { }
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| T_ENCAPSED_AND_WHITESPACE encaps_var { }
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encaps_list encaps_var
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{ $$ = append($1, $2) }
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| encaps_list T_ENCAPSED_AND_WHITESPACE
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{
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encapsed := scalar.NewEncapsedStringPart($2.Value)
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positions.AddPosition(encapsed, positionBuilder.NewTokenPosition($2))
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$$ = append($1, encapsed)
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comments.AddComments(encapsed, $2.Comments())
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}
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| encaps_var
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{ $$ = []node.Node{$1} }
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| T_ENCAPSED_AND_WHITESPACE encaps_var
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{
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encapsed := scalar.NewEncapsedStringPart($1.Value)
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positions.AddPosition(encapsed, positionBuilder.NewTokenPosition($1))
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$$ = []node.Node{encapsed, $2}
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comments.AddComments(encapsed, $1.Comments())
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}
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;
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encaps_var:
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T_VARIABLE { }
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| T_VARIABLE '[' { } encaps_var_offset ']' { }
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| T_VARIABLE T_OBJECT_OPERATOR T_STRING { }
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| T_DOLLAR_OPEN_CURLY_BRACES expr '}' { }
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| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}' { }
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| T_CURLY_OPEN variable '}' { }
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T_VARIABLE
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{
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name := node.NewIdentifier($1.Value)
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positions.AddPosition(name, positionBuilder.NewTokenPosition($1))
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$$ = expr.NewVariable(name)
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positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
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comments.AddComments(name, $1.Comments())
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comments.AddComments($$, $1.Comments())
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}
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| T_VARIABLE '[' encaps_var_offset ']'
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{
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identifier := node.NewIdentifier($1.Value)
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positions.AddPosition(identifier, positionBuilder.NewTokenPosition($1))
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variable := expr.NewVariable(identifier)
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positions.AddPosition(variable, positionBuilder.NewTokenPosition($1))
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$$ = expr.NewArrayDimFetch(variable, $3)
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positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $4))
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comments.AddComments(identifier, $1.Comments())
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comments.AddComments(variable, $1.Comments())
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comments.AddComments($$, $1.Comments())
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}
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| T_VARIABLE T_OBJECT_OPERATOR T_STRING
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{
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identifier := node.NewIdentifier($1.Value)
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positions.AddPosition(identifier, positionBuilder.NewTokenPosition($1))
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variable := expr.NewVariable(identifier)
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positions.AddPosition(variable, positionBuilder.NewTokenPosition($1))
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fetch := node.NewIdentifier($3.Value)
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positions.AddPosition(fetch, positionBuilder.NewTokenPosition($3))
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$$ = expr.NewPropertyFetch(variable, fetch)
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positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $3))
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comments.AddComments(identifier, $1.Comments())
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comments.AddComments(variable, $1.Comments())
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comments.AddComments(fetch, $3.Comments())
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comments.AddComments($$, $1.Comments())
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}
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| T_DOLLAR_OPEN_CURLY_BRACES expr '}'
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{
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$$ = expr.NewVariable($2)
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positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $3))
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comments.AddComments($$, $1.Comments())
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}
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| T_DOLLAR_OPEN_CURLY_BRACES T_STRING_VARNAME '[' expr ']' '}'
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{
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identifier := node.NewIdentifier($2.Value)
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positions.AddPosition(identifier, positionBuilder.NewTokenPosition($2))
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variable := expr.NewVariable(identifier)
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positions.AddPosition(variable, positionBuilder.NewTokenPosition($2))
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$$ = expr.NewArrayDimFetch(variable, $4)
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positions.AddPosition($$, positionBuilder.NewTokensPosition($1, $6))
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comments.AddComments(identifier, $2.Comments())
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comments.AddComments(variable, $1.Comments())
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comments.AddComments($$, $1.Comments())
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}
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| T_CURLY_OPEN variable '}'
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{ $$ = $2; }
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;
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encaps_var_offset:
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T_STRING { }
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| T_NUM_STRING { }
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| T_VARIABLE { }
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T_STRING
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{
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$$ = scalar.NewString($1.Value)
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positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
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comments.AddComments($$, $1.Comments())
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}
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| T_NUM_STRING
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{
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// TODO: add option to handle 64 bit integer
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if _, err := strconv.Atoi($1.Value); err == nil {
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$$ = scalar.NewLnumber($1.Value)
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positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
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} else {
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$$ = scalar.NewString($1.Value)
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positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
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}
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comments.AddComments($$, $1.Comments())
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}
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| T_VARIABLE
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{
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identifier := node.NewIdentifier($1.Value)
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positions.AddPosition(identifier, positionBuilder.NewTokenPosition($1))
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$$ = expr.NewVariable(identifier)
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positions.AddPosition($$, positionBuilder.NewTokenPosition($1))
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comments.AddComments(identifier, $1.Comments())
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comments.AddComments($$, $1.Comments())
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}
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;
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@ -1675,16 +1804,52 @@ isset_variable:
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;
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class_constant:
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class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { }
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| variable_class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING { }
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class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING
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{
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target := node.NewIdentifier($3.Value)
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positions.AddPosition(target, positionBuilder.NewTokenPosition($3))
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$$ = expr.NewClassConstFetch($1, target)
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positions.AddPosition($$, positionBuilder.NewNodeTokenPosition($1, $3))
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comments.AddComments(target, $3.Comments())
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comments.AddComments($$, comments[$1])
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}
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| variable_class_name T_PAAMAYIM_NEKUDOTAYIM T_STRING
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{
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target := node.NewIdentifier($3.Value)
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positions.AddPosition(target, positionBuilder.NewTokenPosition($3))
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$$ = expr.NewClassConstFetch($1, target)
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positions.AddPosition($$, positionBuilder.NewNodeTokenPosition($1, $3))
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comments.AddComments(target, $3.Comments())
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comments.AddComments($$, comments[$1])
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}
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;
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static_class_name_scalar:
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class_name T_PAAMAYIM_NEKUDOTAYIM T_CLASS { }
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class_name T_PAAMAYIM_NEKUDOTAYIM T_CLASS
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{
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target := node.NewIdentifier($3.Value)
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positions.AddPosition(target, positionBuilder.NewTokenPosition($3))
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$$ = expr.NewClassConstFetch($1, target)
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positions.AddPosition($$, positionBuilder.NewNodeTokenPosition($1, $3))
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comments.AddComments(target, $3.Comments())
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comments.AddComments($$, comments[$1])
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}
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;
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class_name_scalar:
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class_name T_PAAMAYIM_NEKUDOTAYIM T_CLASS { }
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class_name T_PAAMAYIM_NEKUDOTAYIM T_CLASS
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{
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target := node.NewIdentifier($3.Value)
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positions.AddPosition(target, positionBuilder.NewTokenPosition($3))
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$$ = expr.NewClassConstFetch($1, target)
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positions.AddPosition($$, positionBuilder.NewNodeTokenPosition($1, $3))
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comments.AddComments(target, $3.Comments())
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comments.AddComments($$, comments[$1])
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}
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;
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%%
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