Mercurial Hosting > luan
view src/luan/LuanClosure.java @ 1561:e1a13e707bf3
start immutable
author | Franklin Schmidt <fschmidt@gmail.com> |
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date | Thu, 05 Nov 2020 20:24:09 -0700 |
parents | 221eedb0f54e |
children | 8fbcc4747091 |
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package luan; import luan.impl.Pointer; public abstract class LuanClosure extends LuanFunction { public Pointer[] upValues; public boolean javaOk; public final String sourceName; public LuanClosure(Luan luan,Pointer[] upValues,boolean javaOk,String sourceName) throws LuanException { super(luan); this.upValues = upValues; this.javaOk = javaOk; this.sourceName = sourceName; } @Override protected void completeClone(LuanFunction dc,LuanCloner cloner) { LuanClosure clone = (LuanClosure)dc; clone.upValues = (Pointer[])cloner.clone(upValues); super.completeClone(dc,cloner); } @Override public void makeImmutable(LuanImmutabler immutabler) throws LuanException { immutabler.makeImmutable(upValues); super.makeImmutable(immutabler); } @Override public final Object call(Object... args) throws LuanException { Luan luan = luan(); luan.push(this); try { return doCall(luan,args); } catch(StackOverflowError e) { throw new LuanException( "stack overflow", e ); } finally { luan.pop(); } } @Override public String toString() { return super.toString()+"="+sourceName; } public abstract Object doCall(Luan luan,Object[] args) throws LuanException; }