Class ExecutionContext

src/main/java/org/dynjs/runtime/ExecutionContext.java:20–675

import java.util.TimeZone;

public class ExecutionContext implements CompilationContext {

    public static ExecutionContext createGlobalExecutionContext(DynJS runtime) {
        // 10.4.1.1
        LexicalEnvironment env = LexicalEnvironment.newGlobalEnvironment(runtime);
        return new ExecutionContext(runtime, null, env, env, runtime.getGlobalContext().getObject(), false);
    }

    public static ExecutionContext createDefaultGlobalExecutionContext(DynJS runtime) {
        // 10.4.1.1
        LexicalEnvironment env = LexicalEnvironment.newGlobalEnvironment(runtime);
        ExecutionContext context = new ExecutionContext(runtime, null, env, env, runtime.getGlobalContext().getObject(), false);
        context.blockManager = new BlockManager();
        return context;
    }

    public static ExecutionContext createGlobalExecutionContext(DynJS runtime, InitializationListener listener) {
        ExecutionContext context = ExecutionContext.createEvalExecutionContext(runtime);
        listener.initialize(context);
        return context;
    }

    public static ExecutionContext createEvalExecutionContext(DynJS runtime) {
        // 10.4.2 (no caller)
        return createGlobalExecutionContext(runtime);
    }

    private DynJS runtime;
    private ExecutionContext parent;
    private LexicalEnvironment lexicalEnvironment;
    private LexicalEnvironment variableEnvironment;
    private Object thisBinding;
    private boolean strict;
    private boolean inEval;


    private int lineNumber;
    private int columnNumber;
    private String fileName;
    private String debugContext = "<eval>";
    private VariableValues vars;

    // Just stash functions passed into this context with no processing.  IRScope will detect things like 'attributes' and
    // generate those on a case-by-case basis.
    private Object[] functionParameters;

    private Object functionReference;

    private List<StackElement> throwStack;

    private BlockManager blockManager;

    public ExecutionContext(DynJS runtime, ExecutionContext parent, LexicalEnvironment lexicalEnvironment, LexicalEnvironment variableEnvironment, Object thisBinding, boolean strict) {
        this.runtime = runtime;
        this.parent = parent;
        this.lexicalEnvironment = lexicalEnvironment;
        this.variableEnvironment = variableEnvironment;
        this.thisBinding = thisBinding;