Package org.jruby.ast

Examples of org.jruby.ast.LocalAsgnNode

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                s.addInstr(new ReceiveClosureArgInstr(v, argIndex, isSplat));
                // NOTE: if 's' happens to the a class, this is effectively an assignment of a class instance variable
                s.addInstr(new PutFieldInstr(getSelf(s), ((InstAsgnNode)node).getName(), v));
                break;
            case LOCALASGNNODE: {
                LocalAsgnNode localVariable = (LocalAsgnNode) node;
                int depth = localVariable.getDepth();
                // SSS FIXME: Isn't it sufficient to use "getLocalVariable(variable.getName())"?
                v = getScopeNDown(s, depth).getLocalVariable(localVariable.getName());
                s.addInstr(new ReceiveClosureArgInstr(v, argIndex, isSplat));
                break;
            }
            case MULTIPLEASGNNODE:
                // SSS FIXME: Are we guaranteed that we splats dont head to multiple-assignment nodes!  i.e. |*(a,b)|?
 
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        if (opt > 0) {
            ListNode optArgs = argsNode.getOptArgs();
            for (int j = 0; j < opt; j++, argIndex++) {
                    // Jump to 'l' if this arg is not null.  If null, fall through and build the default value!
                Label l = s.getNewLabel();
                LocalAsgnNode n = (LocalAsgnNode)optArgs.get(j);
                Variable av = s.getLocalVariable(n.getName());
                s.addInstr(new ReceiveOptionalArgumentInstr(av, argIndex));
                s.addInstr(new BNEInstr(av, Nil.NIL, l)); // if 'av' is not null, go to default
                build(n, s);
                s.addInstr(new LABEL_Instr(l));
            }
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            //System.out.println("LASGN1: " + name + ", l: " + depth + ", i: " + slot);

            // mark as captured if from containing scope
            if (depth > 0) capture(slot);

            return new LocalAsgnNode(position, name, ((depth << 16) | slot), value);
        } else if (topScope == this) {
            slot = addVariable(name);
            //System.out.println("LASGN2: " + name + ", l: " + depth + ", i: " + slot);

            return new LocalAsgnNode(position, name, slot , value);
        }
       
        // We know this is a block scope because a local scope cannot be within a local scope
        // If topScope was itself it would have created a LocalAsgnNode above.
        return ((BlockStaticScope) topScope).addAssign(position, name, value);
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        int slot = exists(name);
       
        // We can assign if we already have variable of that name here or we are the only
        // scope in the chain (which Local scopes always are).
        if (slot >= 0) {
            return new LocalAsgnNode(position, name, ((depth << 16) | slot), value);
        } else if (topScope == this) {
            slot = addVariable(name);

            return new LocalAsgnNode(position, name, slot , value);
        }
       
        // We know this is a block scope because a local scope cannot be within a local scope
        // If topScope was itself it would have created a LocalAsgnNode above.
        return ((BlockStaticScope) topScope).addAssign(position, name, value);
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        // We can assign if we already have variable of that name here or we are the only
        // scope in the chain (which Local scopes always are).
        if (slot >= 0) {
            return isBlockOrEval ? new DAsgnNode(position, name, ((depth << 16) | slot), value)
                           : new LocalAsgnNode(position, name, ((depth << 16) | slot), value);
        } else if (!isBlockOrEval && (topScope == this)) {
            slot = addVariable(name);

            return new LocalAsgnNode(position, name, slot , value);
        }
       
        // If we are not a block-scope and we go there, we know that 'topScope' is a block scope
        // because a local scope cannot be within a local scope
        // If topScope was itself it would have created a LocalAsgnNode above.
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                if (isSplat) s.addInstr(new RestArgMultipleAsgnInstr(v, argsArray, preArgsCount, postArgsCount, index));
                else s.addInstr(new ReqdArgMultipleAsgnInstr(v, argsArray, preArgsCount, postArgsCount, index));
                break;
            }
            case LOCALASGNNODE: {
                LocalAsgnNode localVariable = (LocalAsgnNode) node;
                v = getArgVariable(s, localVariable.getName(), localVariable.getDepth());
                if (isSplat) s.addInstr(new RestArgMultipleAsgnInstr(v, argsArray, preArgsCount, postArgsCount, index));
                else s.addInstr(new ReqdArgMultipleAsgnInstr(v, argsArray, preArgsCount, postArgsCount, index));
                break;
            }
            case MULTIPLEASGN19NODE: {
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        // We can assign if we already have variable of that name here or we are the only
        // scope in the chain (which Local scopes always are).
        if (slot >= 0) {
            return isBlockOrEval ? new DAsgnNode(position, name, ((depth << 16) | slot), value)
                    : new LocalAsgnNode(position, name, ((depth << 16) | slot), value);
        } else if (!isBlockOrEval && (topScope == this)) {
            slot = addVariable(name);

            return new LocalAsgnNode(position, name, slot, value);
        }

        // If we are not a block-scope and we go there, we know that 'topScope' is a block scope
        // because a local scope cannot be within a local scope
        // If topScope was itself it would have created a LocalAsgnNode above.
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Related Classes of org.jruby.ast.LocalAsgnNode

  • org.jruby.compiler.ASTCompiler
  • org.jruby.compiler.ASTInspector
  • org.jruby.compiler.ir.IRBuilder
  • org.jruby.ir.IRBuilder19
  • org.jruby.parser.IRStaticScope
  • org.jruby.parser.LocalStaticScope
  • org.jruby.parser.StaticScope
  • org.jruby.RubyJRuby$MethodExtensions
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