Examples of org.jruby.ast.CaseNode

org.jruby.ast.CaseNode
A Case statement. Represents a complete case statement, including the body with its when statements.


        context.getInvocationCompiler().invokeDynamic(callNode.getName(), receiverCallback, argsCallback, CallType.NORMAL, closureArg, callNode.getIterNode() instanceof IterNode);
    }


    public void compileCase(Node node, BodyCompiler context) {
        CaseNode caseNode = (CaseNode) node;


        boolean hasCase = false;
        if (caseNode.getCaseNode() != null) {
            compile(caseNode.getCaseNode(), context);
            hasCase = true;
        }


        context.pollThreadEvents();
        
        Node firstWhenNode = caseNode.getFirstWhenNode();


        // NOTE: Currently this optimization is limited to the following situations:
        // * No multi-valued whens
        // * All whens must be an int-ranged literal fixnum
        // It also still emits the code for the "safe" when logic, which is rather

View Full Code Here

            if (SCOPE_AWARE_METHODS.contains(nameNode.getName())) {
                setFlag(SCOPE_AWARE);
            }
            break;
        case CASENODE:
            CaseNode caseNode = (CaseNode)node;
            inspect(caseNode.getCaseNode());
            inspect(caseNode.getFirstWhenNode());
            break;
        case CLASSNODE:
            setFlag(CLASS);
            break;
        case CLASSVARNODE:

View Full Code Here

              }
  break;
case 299:
          // line 1108 "DefaultRubyParser.y"
  {
                  yyVal = new CaseNode(support.union(((Token)yyVals[-4+yyTop]), ((Token)yyVals[0+yyTop])), ((Node)yyVals[-3+yyTop]), ((Node)yyVals[-1+yyTop]));
              }
  break;
case 300:
          // line 1111 "DefaultRubyParser.y"
  {
/* TODO: MRI is just a when node.  We need this extra logic for IDE consumers (null in casenode statement should be implicit nil)*/
/*                  if (support.getConfiguration().hasExtraPositionInformation()) {*/
                      yyVal = new CaseNode(support.union(((Token)yyVals[-3+yyTop]), ((Token)yyVals[0+yyTop])), null, ((Node)yyVals[-1+yyTop]));
/*                  } else {*/
/*                      $$ = $3;*/
/*                  }*/
              }
  break;

View Full Code Here

            if (SCOPE_AWARE_METHODS.contains(nameNode.getName())) {
                setFlag(node, SCOPE_AWARE);
            }
            break;
        case CASENODE:
            CaseNode caseNode = (CaseNode)node;
            inspect(caseNode.getCaseNode());
            for (Node when : caseNode.getCases().childNodes()) inspect(when);
            inspect(caseNode.getElseNode());
            break;
        case CLASSNODE:
            setFlag(node, CLASS);
            ClassNode classNode = (ClassNode)node;
            inspect(classNode.getCPath());

View Full Code Here

        }
        return null;
    }


    public void compileCase(Node node, BodyCompiler context, boolean expr) {
        CaseNode caseNode = (CaseNode) node;


        boolean hasCase = caseNode.getCaseNode() != null;


        // aggregate when nodes into a list, unfortunately, this is no
        List<Node> cases = caseNode.getCases().childNodes();


        // last node, either !instanceof WhenNode or null, is the else
        Node elseNode = caseNode.getElseNode();


        compileWhen(caseNode.getCaseNode(), cases, elseNode, context, expr, hasCase);
    }

View Full Code Here

     * @param firstWhenNode first when (which could also be the else)
     * @return a new case node
     */
    public CaseNode newCaseNode(ISourcePosition position, Node expression, Node firstWhenNode) {
        ArrayNode cases = new ArrayNode(firstWhenNode != null ? firstWhenNode.getPosition() : position);
        CaseNode caseNode = new CaseNode(position, expression, cases);


        for (Node current = firstWhenNode; current != null; current = ((WhenNode) current).getNextCase()) {
            if (current instanceof WhenOneArgNode) {
                cases.add(current);
            } else if (current instanceof WhenNode) {
                simplifyMultipleArgumentWhenNodes((WhenNode) current, cases);
            } else {
                caseNode.setElseNode(current);
                break;
            }
        }


        return caseNode;

View Full Code Here

TOP

Related Classes of org.jruby.ast.CaseNode

org.jruby.compiler.ASTCompiler

org.jruby.compiler.ASTInspector

org.jruby.lexer.yacc.ISourcePosition

org.jruby.parser.DefaultRubyParser

org.jruby.parser.ParserSupport

org.jruby.runtime.builtin.IRubyObject

All source code are property of their respective owners. Java is a trademark of Sun Microsystems, Inc and owned by ORACLE Inc. Contact coftware#gmail.com.