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 * The Universal Permissive License (UPL), Version 1.0
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 * person obtaining a copy of this software, associated documentation and/or
 * data (collectively the "Software"), free of charge and under any and all
 * copyright rights in the Software, and any and all patent rights owned or
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 * unmodified Software as contributed to or provided by such licensor, or (ii)
 * the Larger Works (as defined below), to deal in both
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 * (a) the Software, and
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 * (b) any piece of software and/or hardware listed in the lrgrwrks.txt file if
 * one is included with the Software each a "Larger Work" to which the Software
 * is contributed by such licensors),
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 * without restriction, including without limitation the rights to copy, create
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 * Software and the Larger Work(s), and to sublicense the foregoing rights on
 * either these or other terms.
 *
 * This license is subject to the following condition:
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 * The above copyright notice and either this complete permission notice or at a
 * minimum a reference to the UPL must be included in all copies or substantial
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package com.oracle.truffle.js.builtins;

import com.oracle.truffle.api.dsl.Specialization;
import com.oracle.truffle.api.frame.VirtualFrame;
import com.oracle.truffle.api.object.DynamicObject;
import com.oracle.truffle.api.profiles.BranchProfile;
import com.oracle.truffle.js.builtins.ErrorFunctionBuiltinsFactory.ErrorCaptureStackTraceNodeGen;
import com.oracle.truffle.js.nodes.access.ErrorStackTraceLimitNode;
import com.oracle.truffle.js.nodes.access.InitErrorObjectNode;
import com.oracle.truffle.js.nodes.function.JSBuiltin;
import com.oracle.truffle.js.nodes.function.JSBuiltinNode;
import com.oracle.truffle.js.runtime.Errors;
import com.oracle.truffle.js.runtime.JSArguments;
import com.oracle.truffle.js.runtime.JSContext;
import com.oracle.truffle.js.runtime.JSRuntime;
import com.oracle.truffle.js.runtime.UserScriptException;
import com.oracle.truffle.js.runtime.builtins.JSError;
import com.oracle.truffle.js.runtime.builtins.JSFunction;
import com.oracle.truffle.js.runtime.objects.JSAttributes;
import com.oracle.truffle.js.runtime.objects.JSObject;
import com.oracle.truffle.js.runtime.objects.Undefined;

Contains builtins for JSError function (constructor). /**
 * Contains builtins for {@linkplain JSError} function (constructor).
 */
public final class ErrorFunctionBuiltins extends JSBuiltinsContainer.Lambda {
    public static final JSBuiltinsContainer BUILTINS = new ErrorFunctionBuiltins();

    protected ErrorFunctionBuiltins() {
        super(JSError.CLASS_NAME);
        defineFunction("captureStackTrace", 2, JSAttributes.getDefault(),
                        (context, builtin) -> ErrorCaptureStackTraceNodeGen.create(context, builtin, args().fixedArgs(2).createArgumentNodes(context)));
    }

    public abstract static class ErrorCaptureStackTraceNode extends JSBuiltinNode {
        @Child private ErrorStackTraceLimitNode stackTraceLimitNode;
        @Child private InitErrorObjectNode initErrorObjectNode;
        private final BranchProfile errorProfile = BranchProfile.create();

        public ErrorCaptureStackTraceNode(JSContext context, JSBuiltin builtin) {
            super(context, builtin);
            this.initErrorObjectNode = InitErrorObjectNode.create(context);
            this.stackTraceLimitNode = ErrorStackTraceLimitNode.create(context);
        }

        @Specialization
        protected Object captureStackTrace(VirtualFrame frame, Object object, Object skipUpTo) {
            if (!JSRuntime.isObject(object)) {
                errorProfile.enter();
                throw Errors.createTypeError("invalid_argument");
            }
            DynamicObject obj = (DynamicObject) object;
            if (!JSObject.isExtensible(obj)) {
                errorProfile.enter();
                throw Errors.createTypeError("Cannot define property:stack, object is not extensible.");
            }
            int stackTraceLimit = stackTraceLimitNode.executeInt();
            Object skipFramesUpTo = JSFunction.isJSFunction(skipUpTo) ? skipUpTo : JSArguments.getFunctionObject(frame.getArguments());
            UserScriptException ex = UserScriptException.createCapture(obj, getContext().isOptionNashornCompatibilityMode() ? this : null, stackTraceLimit, (DynamicObject) skipFramesUpTo);
            initErrorObjectNode.execute(obj, ex, null);
            return Undefined.instance;
        }

    }
}