details: https://hg.nginx.org/njs/rev/6808a27d254a
branches:
changeset: 2298:6808a27d254a
user: Dmitry Volyntsev <xeioex@nginx.com>
date: Thu Mar 14 23:28:03 2024 -0700
description:
Introduced njs_vm_prototype() to get a value's prototype.

diffstat:

src/njs.h | 2 ++
src/njs_object.c | 2 +-
src/njs_object.h | 2 ++
src/njs_vm.c | 13 +++++++++++++
4 files changed, 18 insertions(+), 1 deletions(-)

diffs (59 lines):

diff -r 00b89201fb71 -r 6808a27d254a src/njs.h
--- a/src/njs.h Thu Mar 14 23:28:03 2024 -0700
+++ b/src/njs.h Thu Mar 14 23:28:03 2024 -0700
@@ -373,6 +373,8 @@ NJS_EXPORT njs_int_t njs_vm_value(njs_vm
njs_value_t *retval);
NJS_EXPORT njs_function_t *njs_vm_function(njs_vm_t *vm, const njs_str_t *name);
NJS_EXPORT njs_bool_t njs_vm_constructor(njs_vm_t *vm);
+NJS_EXPORT njs_int_t njs_vm_prototype(njs_vm_t *vm, njs_value_t *value,
+ njs_value_t *retval);

NJS_EXPORT void njs_vm_throw(njs_vm_t *vm, const njs_value_t *value);
NJS_EXPORT void njs_vm_error2(njs_vm_t *vm, unsigned error_type,
diff -r 00b89201fb71 -r 6808a27d254a src/njs_object.c
--- a/src/njs_object.c Thu Mar 14 23:28:03 2024 -0700
+++ b/src/njs_object.c Thu Mar 14 23:28:03 2024 -0700
@@ -1598,7 +1598,7 @@ njs_object_get_own_property(njs_vm_t *vm
}


-static njs_int_t
+njs_int_t
njs_object_get_prototype_of(njs_vm_t *vm, njs_value_t *args, njs_uint_t nargs,
njs_index_t unused, njs_value_t *retval)
{
diff -r 00b89201fb71 -r 6808a27d254a src/njs_object.h
--- a/src/njs_object.h Thu Mar 14 23:28:03 2024 -0700
+++ b/src/njs_object.h Thu Mar 14 23:28:03 2024 -0700
@@ -106,6 +106,8 @@ njs_int_t njs_object_prop_define(njs_vm_
njs_value_t *name, njs_value_t *value, unsigned flags, uint32_t hash);
njs_int_t njs_object_prop_descriptor(njs_vm_t *vm, njs_value_t *dest,
njs_value_t *value, njs_value_t *setval);
+njs_int_t njs_object_get_prototype_of(njs_vm_t *vm, njs_value_t *args,
+ njs_uint_t nargs, njs_index_t unused, njs_value_t *retval);
const char *njs_prop_type_string(njs_object_prop_type_t type);
njs_int_t njs_object_prop_init(njs_vm_t *vm, const njs_object_init_t* init,
const njs_object_prop_t *base, njs_value_t *value, njs_value_t *retval);
diff -r 00b89201fb71 -r 6808a27d254a src/njs_vm.c
--- a/src/njs_vm.c Thu Mar 14 23:28:03 2024 -0700
+++ b/src/njs_vm.c Thu Mar 14 23:28:03 2024 -0700
@@ -1201,6 +1201,19 @@ njs_vm_object_keys(njs_vm_t *vm, njs_val


njs_int_t
+njs_vm_prototype(njs_vm_t *vm, njs_value_t *value, njs_value_t *retval)
+{
+ njs_value_t arguments[2];
+
+ njs_set_undefined(&arguments[0]);
+ njs_value_assign(&arguments[1], value);
+
+ return njs_object_get_prototype_of(vm, njs_value_arg(&arguments), 2, 0,
+ retval);
+}
+
+
+njs_int_t
njs_vm_array_alloc(njs_vm_t *vm, njs_value_t *retval, uint32_t spare)
{
njs_array_t *array;
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