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view src/luan/interp/TableExpr.java @ 35:e51906de0f11
implement metatables
git-svn-id: https://luan-java.googlecode.com/svn/trunk@36 21e917c8-12df-6dd8-5cb6-c86387c605b9
author | fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9> |
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date | Tue, 18 Dec 2012 07:05:58 +0000 |
parents | 5cf15507d77e |
children | e3624b7cd603 |
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package luan.interp; import luan.LuaException; import luan.LuaTable; import luan.LuaNumber; final class TableExpr implements Expr { static class Field { final Expr key; final Expr value; Field(Expr key,Expr value) { this.key = key; this.value = value; } } private final Field[] fields; private final Expressions expressions; TableExpr(Field[] fields,Expressions expressions) { this.fields = fields; this.expressions = expressions; } @Override public Object eval(LuaStateImpl lua) throws LuaException { LuaTable table = new LuaTable(); for( Field field : fields ) { table.put( field.key.eval(lua), field.value.eval(lua) ); } Object[] a = expressions.eval(lua); for( int i=0; i<a.length; i++ ) { table.put( new LuaNumber(i+1), a[i] ); } return table; } }