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Add C API to query the type of a JS value (#2195)

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New API function:
 * jerry_value_get_type

JerryScript-DCO-1.0-Signed-off-by: Peter Gal pgal.u-szeged@partner.samsung.com
This commit is contained in:
Péter Gál
2018-02-13 13:48:07 +01:00
committed by László Langó
parent 4652c3caaf
commit d7991ae54c
7 changed files with 266 additions and 41 deletions
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jerry-core/vm/opcodes.c
+2 -41
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@@ -92,47 +92,8 @@ opfunc_logical_not (ecma_value_t left_value) /**< left value */
ecma_value_t
opfunc_typeof (ecma_value_t left_value) /**< left value */
{
ecma_value_t ret_value = ECMA_VALUE_EMPTY;
ecma_string_t *type_str_p = NULL;
if (ecma_is_value_undefined (left_value))
{
type_str_p = ecma_get_magic_string (LIT_MAGIC_STRING_UNDEFINED);
}
else if (ecma_is_value_null (left_value))
{
type_str_p = ecma_get_magic_string (LIT_MAGIC_STRING_OBJECT);
}
else if (ecma_is_value_boolean (left_value))
{
type_str_p = ecma_get_magic_string (LIT_MAGIC_STRING_BOOLEAN);
}
else if (ecma_is_value_number (left_value))
{
type_str_p = ecma_get_magic_string (LIT_MAGIC_STRING_NUMBER);
}
else if (ecma_is_value_string (left_value))
{
type_str_p = ecma_get_magic_string (LIT_MAGIC_STRING_STRING);
}
else
{
JERRY_ASSERT (ecma_is_value_object (left_value));
if (ecma_op_is_callable (left_value))
{
type_str_p = ecma_get_magic_string (LIT_MAGIC_STRING_FUNCTION);
}
else
{
type_str_p = ecma_get_magic_string (LIT_MAGIC_STRING_OBJECT);
}
}
ret_value = ecma_make_string_value (type_str_p);
return ret_value;
ecma_string_t *type_str_p = ecma_get_magic_string (ecma_get_typeof_lit_id (left_value));
return ecma_make_string_value (type_str_p);
} /* opfunc_typeof */
/**