Mercurial Hosting > luan
view core/src/luan/impl/LuanCompiler.java @ 649:37f0cf43f191
UnaryExpr now compiled
author | Franklin Schmidt <fschmidt@gmail.com> |
---|---|
date | Wed, 30 Mar 2016 22:42:27 -0600 |
parents | cdc70de628b5 |
children | 08966099aa6d |
line wrap: on
line source
package luan.impl; import luan.LuanFunction; import luan.LuanState; import luan.LuanException; import luan.LuanTable; import luan.modules.JavaLuan; import luan.modules.PackageLuan; import java.util.Map; public final class LuanCompiler { private LuanCompiler() {} // never public static LuanFunction compile(LuanState luan,String sourceName,String sourceText,LuanTable env,boolean allowExpr) throws LuanException { LuanParser parser = new LuanParser(sourceName,sourceText,env); parser.addVar( "java", JavaLuan.javaFn ); parser.addVar( "require", PackageLuan.requireFn ); FnDef fnDef = parse(parser,allowExpr); final LuanStateImpl luanImpl = (LuanStateImpl)luan; return new Closure(luanImpl,fnDef); } private static FnDef parse(LuanParser parser,boolean allowExpr) throws LuanException { try { if( allowExpr ) { FnDef fnDef = parser.Expression(); if( fnDef != null ) return fnDef; } return parser.RequiredModule(); } catch(ParseException e) { e.printStackTrace(); throw new LuanException( e.getFancyMessage() ); } } public static LuanState newLuanState() { return new LuanStateImpl(); } }