114 114 if( layer.empty && !tryEat(kwd="let") && !tryEat(kwd="var") && !tryEat(kwd="def") ) 115 115 return null; // none of {@lay, let, var, def} occurred, it's not a declaration 116 116 117 117 auto varpos = currentPosition(); 118 118 string var = eatId("after "~kwd, AllowQuoted); // name of the declared variable 119 119 120 120 auto e = tryEat("(") 121 - ? parseLambdaAfterOpenParen(varpos) // let var ( ... 122 - : (eat("=", "after "~kwd), E(0)); // let var = ... 121 + ? parseLambdaAfterOpenParen(pos) // let var ( ... 122 + : (eat("=", "after "~kwd), E(0)); // let var = ... 123 123 if( moreDeclarationExists() ) 124 124 return new Let(pos, var, layer, e, Body()); 125 125 else 126 126 return new Let(pos, var, layer, e, new Var(varpos, var)); 127 127 } 128 128 } 129 129 ................................................................................ 480 480 481 481 AST parseId() 482 482 { 483 483 scope(exit) lex.popFront; 484 484 return new Str(currentPosition(), lex.front.str); 485 485 } 486 486 487 - AST parseLambdaAfterOpenParen(immutable LexPosition pos) 487 + AST parseLambdaAfterOpenParen(LexPosition pos) 488 488 { 489 489 Parameter[] params; 490 490 while( !tryEat(")") ) 491 491 { 492 492 params ~= parseParam(); 493 493 if( !tryEat(",") ) { 494 494 eat(")", "after function parameters"); ................................................................................ 559 559 } 560 560 561 561 AST doNothingExpression() 562 562 { 563 563 return new Str(currentPosition(), "(empty function body)"); 564 564 } 565 565 566 - immutable(LexPosition) currentPosition() 566 + LexPosition currentPosition() 567 567 { 568 568 return lex.empty ? null : lex.front.pos; 569 569 } 570 570 } 571 571 572 572 unittest 573 573 {