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Name	Size	Permission	Date
cppgc	[ DIR ]	drwxr-xr-x	2026-05-05 23:08
libplatform	[ DIR ]	drwxr-xr-x	2026-05-05 23:08
uv	[ DIR ]	drwxr-xr-x	2026-05-05 23:08
common.gypi	26.23 KB	-rw-r--r--	2026-04-09 13:20
config.gypi	18.83 KB	-rw-r--r--	2026-04-09 13:20
js_native_api.h	31.84 KB	-rw-r--r--	2026-04-09 13:19
js_native_api_types.h	7.48 KB	-rw-r--r--	2026-04-09 13:19
node.h	72.09 KB	-rw-r--r--	2026-04-09 13:19
node_api.h	10.13 KB	-rw-r--r--	2026-04-09 13:19
node_api_types.h	1.78 KB	-rw-r--r--	2026-04-09 13:19
node_buffer.h	3.6 KB	-rw-r--r--	2026-04-09 13:19
node_object_wrap.h	3.78 KB	-rw-r--r--	2026-04-09 13:19
node_version.h	4.15 KB	-rw-r--r--	2026-04-09 13:19
uv.h	71.1 KB	-rw-r--r--	2026-04-09 13:19
v8-array-buffer.h	21.49 KB	-rw-r--r--	2026-04-09 13:19
v8-callbacks.h	19.06 KB	-rw-r--r--	2026-04-09 13:19
v8-container.h	5.82 KB	-rw-r--r--	2026-04-09 13:19
v8-context.h	19.27 KB	-rw-r--r--	2026-04-09 13:19
v8-cppgc.h	5.83 KB	-rw-r--r--	2026-04-09 13:19
v8-data.h	1.68 KB	-rw-r--r--	2026-04-09 13:19
v8-date.h	1.41 KB	-rw-r--r--	2026-04-09 13:19
v8-debug.h	5.26 KB	-rw-r--r--	2026-04-09 13:19
v8-embedder-heap.h	1.62 KB	-rw-r--r--	2026-04-09 13:19
v8-embedder-state-scope.h	1.46 KB	-rw-r--r--	2026-04-09 13:19
v8-exception.h	9.52 KB	-rw-r--r--	2026-04-09 13:19
v8-extension.h	1.83 KB	-rw-r--r--	2026-04-09 13:19
v8-external.h	924 B	-rw-r--r--	2026-04-09 13:19
v8-forward.h	1.65 KB	-rw-r--r--	2026-04-09 13:19
v8-function-callback.h	23.84 KB	-rw-r--r--	2026-04-09 13:19
v8-function.h	4.76 KB	-rw-r--r--	2026-04-09 13:19
v8-handle-base.h	4.81 KB	-rw-r--r--	2026-04-09 13:19
v8-initialization.h	11.02 KB	-rw-r--r--	2026-04-09 13:19
v8-internal.h	69.14 KB	-rw-r--r--	2026-04-09 13:19
v8-isolate.h	65.4 KB	-rw-r--r--	2026-04-09 13:19
v8-json.h	1.32 KB	-rw-r--r--	2026-04-09 13:19
v8-local-handle.h	24.35 KB	-rw-r--r--	2026-04-09 13:19
v8-locker.h	3.86 KB	-rw-r--r--	2026-04-09 13:19
v8-maybe.h	4.61 KB	-rw-r--r--	2026-04-09 13:19
v8-memory-span.h	10.5 KB	-rw-r--r--	2026-04-09 13:19
v8-message.h	6.53 KB	-rw-r--r--	2026-04-09 13:19
v8-microtask-queue.h	4.79 KB	-rw-r--r--	2026-04-09 13:19
v8-microtask.h	861 B	-rw-r--r--	2026-04-09 13:19
v8-object.h	40.1 KB	-rw-r--r--	2026-04-09 13:19
v8-persistent-handle.h	17.25 KB	-rw-r--r--	2026-04-09 13:19
v8-platform.h	49.05 KB	-rw-r--r--	2026-04-09 13:19
v8-primitive-object.h	2.53 KB	-rw-r--r--	2026-04-09 13:19
v8-primitive.h	36.69 KB	-rw-r--r--	2026-04-09 13:19
v8-profiler.h	43.27 KB	-rw-r--r--	2026-04-09 13:19
v8-promise.h	5.16 KB	-rw-r--r--	2026-04-09 13:19
v8-proxy.h	1.22 KB	-rw-r--r--	2026-04-09 13:19
v8-regexp.h	3.1 KB	-rw-r--r--	2026-04-09 13:19
v8-sandbox.h	7.47 KB	-rw-r--r--	2026-04-09 13:19
v8-script.h	32.36 KB	-rw-r--r--	2026-04-09 13:19
v8-snapshot.h	11.6 KB	-rw-r--r--	2026-04-09 13:19
v8-source-location.h	2.66 KB	-rw-r--r--	2026-04-09 13:19
v8-statistics.h	7.45 KB	-rw-r--r--	2026-04-09 13:19
v8-template.h	41.98 KB	-rw-r--r--	2026-04-09 13:19
v8-traced-handle.h	12.04 KB	-rw-r--r--	2026-04-09 13:19
v8-typed-array.h	11.16 KB	-rw-r--r--	2026-04-09 13:19
v8-unwinder.h	4.65 KB	-rw-r--r--	2026-04-09 13:19
v8-value-serializer.h	10.56 KB	-rw-r--r--	2026-04-09 13:19
v8-value.h	17.22 KB	-rw-r--r--	2026-04-09 13:19
v8-version.h	773 B	-rw-r--r--	2026-04-09 13:19
v8-wasm.h	6.83 KB	-rw-r--r--	2026-04-09 13:19
v8-weak-callback-info.h	2.72 KB	-rw-r--r--	2026-04-09 13:19
v8.h	3.69 KB	-rw-r--r--	2026-04-09 13:19
v8config.h	34.39 KB	-rw-r--r--	2026-04-09 13:19

Rename

// Copyright 2021 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef INCLUDE_V8_FUNCTION_H_
#define INCLUDE_V8_FUNCTION_H_

#include <stddef.h>
#include <stdint.h>

#include "v8-function-callback.h"  // NOLINT(build/include_directory)
#include "v8-local-handle.h"       // NOLINT(build/include_directory)
#include "v8-message.h"            // NOLINT(build/include_directory)
#include "v8-object.h"             // NOLINT(build/include_directory)
#include "v8-template.h"           // NOLINT(build/include_directory)
#include "v8config.h"              // NOLINT(build/include_directory)

namespace v8 {

class Context;
class Location;
class UnboundScript;

/**
 * A JavaScript function object (ECMA-262, 15.3).
 */
class V8_EXPORT Function : public Object {
 public:
  /**
   * Create a function in the current execution context
   * for a given FunctionCallback.
   */
  static MaybeLocal<Function> New(
      Local<Context> context, FunctionCallback callback,
      Local<Value> data = Local<Value>(), int length = 0,
      ConstructorBehavior behavior = ConstructorBehavior::kAllow,
      SideEffectType side_effect_type = SideEffectType::kHasSideEffect);

V8_WARN_UNUSED_RESULT MaybeLocal<Object> NewInstance(
      Local<Context> context, int argc, Local<Value> argv[]) const;

V8_WARN_UNUSED_RESULT MaybeLocal<Object> NewInstance(
      Local<Context> context) const {
    return NewInstance(context, 0, nullptr);
  }

/**
   * When side effect checks are enabled, passing kHasNoSideEffect allows the
   * constructor to be invoked without throwing. Calls made within the
   * constructor are still checked.
   */
  V8_WARN_UNUSED_RESULT MaybeLocal<Object> NewInstanceWithSideEffectType(
      Local<Context> context, int argc, Local<Value> argv[],
      SideEffectType side_effect_type = SideEffectType::kHasSideEffect) const;

V8_WARN_UNUSED_RESULT MaybeLocal<Value> Call(v8::Isolate* isolate,
                                               Local<Context> context,
                                               Local<Value> recv, int argc,
                                               Local<Value> argv[]);
  V8_WARN_UNUSED_RESULT MaybeLocal<Value> Call(Local<Context> context,
                                               Local<Value> recv, int argc,
                                               Local<Value> argv[]);

void SetName(Local<String> name);
  Local<Value> GetName() const;

/**
   * Name inferred from variable or property assignment of this function.
   * Used to facilitate debugging and profiling of JavaScript code written
   * in an OO style, where many functions are anonymous but are assigned
   * to object properties.
   */
  Local<Value> GetInferredName() const;

/**
   * displayName if it is set, otherwise name if it is configured, otherwise
   * function name, otherwise inferred name.
   */
  Local<Value> GetDebugName() const;

/**
   * Returns zero based line number of function body and
   * kLineOffsetNotFound if no information available.
   */
  int GetScriptLineNumber() const;
  /**
   * Returns zero based column number of function body and
   * kLineOffsetNotFound if no information available.
   */
  int GetScriptColumnNumber() const;

/**
   * Returns zero based line and column number of function body, else returns
   * {-1, -1}.
   */
  Location GetScriptLocation() const;

/**
   * Returns zero based start position (character offset) of function body and
   * kLineOffsetNotFound if no information available.
   */
  int GetScriptStartPosition() const;

/**
   * Returns scriptId.
   */
  int ScriptId() const;

/**
   * Returns the original function if this function is bound, else returns
   * v8::Undefined.
   */
  Local<Value> GetBoundFunction() const;

/**
   * Calls builtin Function.prototype.toString on this function.
   * This is different from Value::ToString() that may call a user-defined
   * toString() function, and different than Object::ObjectProtoToString() which
   * always serializes "[object Function]".
   */
  V8_WARN_UNUSED_RESULT MaybeLocal<String> FunctionProtoToString(
      Local<Context> context);

/**
   * Returns true if the function does nothing.
   * The function returns false on error.
   * Note that this function is experimental. Embedders should not rely on
   * this existing. We may remove this function in the future.
   */
  V8_WARN_UNUSED_RESULT bool Experimental_IsNopFunction() const;

ScriptOrigin GetScriptOrigin() const;
  V8_INLINE static Function* Cast(Value* value) {
#ifdef V8_ENABLE_CHECKS
    CheckCast(value);
#endif
    return static_cast<Function*>(value);
  }

static const int kLineOffsetNotFound;

private:
  Function();
  static void CheckCast(Value* obj);
};
}  // namespace v8

#endif  // INCLUDE_V8_FUNCTION_H_