62 { 62 { 63 AST fun; 63 AST fun; 64 AST[] args; 64 AST[] args; 65 this(immutable LexPosition pos, AST fun, AST[] args...) 65 this(immutable LexPosition pos, AST fun, AST[] args...) 66 { super(pos); this.fun=fun; this.args=args.dup; } 66 { super(pos); this.fun=fun; this.args=args.dup; } 67 mixin SimpleClass; 67 mixin SimpleClass; 68 } 68 } > 69 > 70 /// > 71 class Parameter > 72 { > 73 string name; > 74 string[] layers; > 75 mixin SimpleClass; > 76 } 69 77 70 /// 78 /// 71 class FunLiteral : AST 79 class FunLiteral : AST 72 { 80 { 73 string[] params; | 81 Parameter[] params; 74 AST funbody; | 82 AST funbody; 75 mixin SimpleClass; 83 mixin SimpleClass; 76 } 84 } 77 85 78 /// Handy Generator for AST nodes. To use this, mixin EasyAst; 86 /// Handy Generator for AST nodes. To use this, mixin EasyAst; 79 87 80 /*mixin*/ 88 /*mixin*/ 81 template EasyAST() 89 template EasyAST() ................................................................................................................................................................................ 82 { 90 { 83 /// 91 /// 84 template genEast(T) 92 template genEast(T) 85 { T genEast(P...)(P ps) { return new T(LexPosition.dummy, ps); } 93 { T genEast(P...)(P ps) { return new T(LexPosition.dummy, ps); } 86 94 87 alias genEast!StrLiteral strl; /// 95 alias genEast!StrLiteral strl; /// 88 alias genEast!IntLiteral intl; /// 96 alias genEast!IntLiteral intl; /// > 97 auto fun(string[] xs, AST ps) { > 98 return genEast!FunLiteral(array(map!((string x){return new Param 89 auto fun(string[] xs, AST ps) { return genEast!FunLiteral(xs,ps); } /// | 99 auto funp(Parameter[] xs, AST ps) { return genEast!FunLiteral(xs,ps); } 90 alias genEast!VarExpression var; /// 100 alias genEast!VarExpression var; /// 91 alias genEast!LayeredExpression lay; /// 101 alias genEast!LayeredExpression lay; /// 92 alias genEast!LetExpression let; /// 102 alias genEast!LetExpression let; /// 93 alias genEast!FuncallExpression call; /// 103 alias genEast!FuncallExpression call; /// 94 } 104 }