Mercurial Hosting > luan
changeset 206:77365c9fdfe4
remove -> operator
git-svn-id: https://luan-java.googlecode.com/svn/trunk@207 21e917c8-12df-6dd8-5cb6-c86387c605b9
author | fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9> |
---|---|
date | Mon, 07 Jul 2014 23:55:52 +0000 |
parents | 3918f92de5fe |
children | 5aafb5b9f70f |
files | core/src/luan/impl/LuanParser.java |
diffstat | 1 files changed, 23 insertions(+), 50 deletions(-) [+] |
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line diff
diff -r 3918f92de5fe -r 77365c9fdfe4 core/src/luan/impl/LuanParser.java --- a/core/src/luan/impl/LuanParser.java Mon Jul 07 09:37:02 2014 +0000 +++ b/core/src/luan/impl/LuanParser.java Mon Jul 07 23:55:52 2014 +0000 @@ -873,7 +873,7 @@ private Var VarZ(In in) throws ParseException { int start = parser.begin(); - Var var = VarStart(in); + Var var = VarStart(in,start); if( var==null ) return parser.failure(null); Var var2; @@ -883,36 +883,29 @@ return parser.success(var); } - private Var Var2(In in,int start,Expressions exp1) throws ParseException { - parser.begin(); - Var var = VarExt(in,start,exp1); - if( var != null ) - return parser.success(var); - if( parser.match("->") ) { + private Var VarStart(In in,int start) throws ParseException { + if( parser.match('(') ) { + In inParens = in.parens(); + Spaces(inParens); + Expr exp = expr(RequiredExpr(inParens)); + RequiredMatch(')'); Spaces(in); - List<Expressions> builder = new ArrayList<Expressions>(); - builder.add(exp1); - Expr exp2 = expr(RequiredVarExpB(in)); - FnCall fnCall = required(Args( in, start, exp2, builder )); - return parser.success(exprVar(fnCall)); + return exprVar(exp); } - FnCall fnCall = Args( in, start, expr(exp1), new ArrayList<Expressions>() ); - if( fnCall != null ) - return parser.success(exprVar(fnCall)); - return parser.failure(null); + String name = Name(in); + if( name != null ) + return nameVar(start,name); + Expressions exp; + exp = TableExpr(in); + if( exp != null ) + return exprVar(exp); + exp = Literal(in); + if( exp != null ) + return exprVar(exp); + return null; } - private Expressions RequiredVarExpB(In in) throws ParseException { - int start = parser.begin(); - Var var = required(VarStart(in)); - Var var2; - while( (var2=VarExt(in,start,var.expr())) != null ) { - var = var2; - } - return parser.success(var.expr()); - } - - private Var VarExt(In in,int start,Expressions exp1) throws ParseException { + private Var Var2(In in,int start,Expressions exp1) throws ParseException { parser.begin(); Expr exp2 = SubExpr(in); if( exp2 != null ) @@ -923,29 +916,9 @@ if( exp2!=null ) return parser.success(indexVar(start,expr(exp1),exp2)); } - return parser.failure(null); - } - - private Var VarStart(In in) throws ParseException { - int start = parser.begin(); - if( parser.match('(') ) { - In inParens = in.parens(); - Spaces(inParens); - Expr exp = expr(RequiredExpr(inParens)); - RequiredMatch(')'); - Spaces(in); - return parser.success(exprVar(exp)); - } - String name = Name(in); - if( name != null ) - return parser.success(nameVar(start,name)); - Expressions exp; - exp = TableExpr(in); - if( exp != null ) - return parser.success(exprVar(exp)); - exp = Literal(in); - if( exp != null ) - return parser.success(exprVar(exp)); + FnCall fnCall = Args( in, start, expr(exp1), new ArrayList<Expressions>() ); + if( fnCall != null ) + return parser.success(exprVar(fnCall)); return parser.failure(null); }