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Allow zero arguments in javascript list handling

db4
Chris Double 2008-06-18 00:10:14 +12:00
parent e99ff9fa6b
commit 7694dfd688
1 changed files with 4 additions and 4 deletions
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8
extra/peg/javascript/javascript.factor
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@ -154,7 +154,7 @@ Unary = "-" Postfix:p => [[ p "-" ast-unop boa
Postfix = PrimExpr:p SpacesNoNl "++" => [[ p "++" ast-postop boa ]] Postfix = PrimExpr:p SpacesNoNl "++" => [[ p "++" ast-postop boa ]]
| PrimExpr:p SpacesNoNl "--" => [[ p "--" ast-postop boa ]] | PrimExpr:p SpacesNoNl "--" => [[ p "--" ast-postop boa ]]
| PrimExpr | PrimExpr
Args = Expr ("," Expr => [[ second ]])* => [[ first2 swap prefix ]] Args = (Expr ("," Expr => [[ second ]])* => [[ first2 swap prefix ]])?
PrimExpr = PrimExpr:p "[" Expr:i "]" => [[ i p ast-getp boa ]] PrimExpr = PrimExpr:p "[" Expr:i "]" => [[ i p ast-getp boa ]]
| PrimExpr:p "." Name:m "(" Args:as ")" => [[ m p as ast-send boa ]] | PrimExpr:p "." Name:m "(" Args:as ")" => [[ m p as ast-send boa ]]
| PrimExpr:p "." Name:f => [[ f p ast-getp boa ]] | PrimExpr:p "." Name:f => [[ f p ast-getp boa ]]
@ -169,18 +169,18 @@ PrimExprHd = "(" Expr:e ")" => [[ e ]]
| "new" Name:n "(" Args:as ")" => [[ n as ast-new boa ]] | "new" Name:n "(" Args:as ")" => [[ n as ast-new boa ]]
| "[" Args:es "]" => [[ es ast-array boa ]] | "[" Args:es "]" => [[ es ast-array boa ]]
| Json | Json
JsonBindings = JsonBinding ("," JsonBinding => [[ second ]])* => [[ first2 swap prefix ]] JsonBindings = (JsonBinding ("," JsonBinding => [[ second ]])* => [[ first2 swap prefix ]])?
Json = "{" JsonBindings:bs "}" => [[ bs ast-json boa ]] Json = "{" JsonBindings:bs "}" => [[ bs ast-json boa ]]
JsonBinding = JsonPropName:n ":" Expr:v => [[ n v ast-binding boa ]] JsonBinding = JsonPropName:n ":" Expr:v => [[ n v ast-binding boa ]]
JsonPropName = Name | Number | String JsonPropName = Name | Number | String
Formal = Spaces Name Formal = Spaces Name
Formals = Formal ("," Formal => [[ second ]])* => [[ first2 swap prefix ]] Formals = (Formal ("," Formal => [[ second ]])* => [[ first2 swap prefix ]])?
FuncRest = "(" Formals:fs ")" "{" SrcElems:body "}" => [[ fs body ast-func boa ]] FuncRest = "(" Formals:fs ")" "{" SrcElems:body "}" => [[ fs body ast-func boa ]]
Sc = SpacesNoNl ("\n" | "}")| ";" Sc = SpacesNoNl ("\n" | "}")| ";"
Binding = Name:n "=" Expr:v => [[ n v ast-var boa ]] Binding = Name:n "=" Expr:v => [[ n v ast-var boa ]]
| Name:n => [[ n "undefined" ast-get boa ast-var boa ]] | Name:n => [[ n "undefined" ast-get boa ast-var boa ]]
Block = "{" SrcElems:ss "}" => [[ ss ]] Block = "{" SrcElems:ss "}" => [[ ss ]]
Bindings = Binding ("," Binding => [[ second ]])* => [[ first2 swap prefix ]] Bindings = (Binding ("," Binding => [[ second ]])* => [[ first2 swap prefix ]])?
For1 = "var" Binding => [[ second ]] For1 = "var" Binding => [[ second ]]
| Expr | Expr
| Spaces => [[ "undefined" ast-get boa ]] | Spaces => [[ "undefined" ast-get boa ]]