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Fix Symbol's description default value (#4077)

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In the standard if we create a Symbol object without adding a description value
default value is undefined not empty string.

JerryScript-DCO-1.0-Signed-off-by: bence gabor kis kisbg@inf.u-szeged.hu
This commit is contained in:
kisbg
2020-08-07 15:00:44 +02:00
committed by GitHub
parent 58a649ffe8
commit cebb6aee5c
6 changed files with 45 additions and 18 deletions
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jerry-core/ecma/operations/ecma-function-object.c
+4 -3
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@@ -54,16 +54,17 @@ ecma_op_function_form_name (ecma_string_t *prop_name_p, /**< property name */
if (ecma_prop_name_is_symbol (prop_name_p))
{
/* .a */
ecma_string_t *string_desc_p = ecma_get_symbol_description (prop_name_p);
ecma_value_t string_desc = ecma_get_symbol_description (prop_name_p);
/* .b */
if (ecma_string_is_empty (string_desc_p))
if (ecma_is_value_undefined (string_desc))
{
prop_name_p = string_desc_p;
prop_name_p = ecma_get_magic_string (LIT_MAGIC_STRING__EMPTY);
}
/* .c */
else
{
ecma_string_t *string_desc_p = ecma_get_string_from_value (string_desc);
ecma_stringbuilder_t builder = ecma_stringbuilder_create_raw ((lit_utf8_byte_t *) "[", 1);
ecma_stringbuilder_append (&builder, string_desc_p);
ecma_stringbuilder_append_byte (&builder, (lit_utf8_byte_t) LIT_CHAR_RIGHT_SQUARE);