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Implement the Symbol builtin object (#2601)

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This patch contains the base functionalities that the new builtin object requires.

Currently unavailable:
 - print (Symbol('foo')) - this features requires the refactor of the print handler function
 - Several global symbol based builtin routines (follow up patch)

JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
This commit is contained in:
Robert Fancsik
2019-01-16 10:09:23 +01:00
committed by Robert Sipka
parent 08c7183ef8
commit 7e3d688e5b
43 changed files with 1896 additions and 212 deletions
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jerry-core/ecma/base/ecma-helpers.h
+28
View File
@@ -137,6 +137,18 @@ typedef enum
*/
#define ECMA_BOOL_TO_BITFIELD(x) ((x) ? 1 : 0)
#ifndef CONFIG_DISABLE_ES2015_SYMBOL_BUILTIN
/**
* JERRY_ASSERT compatible macro for checking whether the given ecma-value is symbol
*/
#define ECMA_ASSERT_VALUE_IS_SYMBOL(value) (ecma_is_value_symbol ((value)))
#else /* CONFIG_DISABLE_ES2015_SYMBOL_BUILTIN */
/**
* JERRY_ASSERT compatible macro for checking whether the given ecma-value is symbol
*/
#define ECMA_ASSERT_VALUE_IS_SYMBOL(value) (false)
#endif /* !CONFIG_DISABLE_ES2015_SYMBOL_BUILTIN */
/* ecma-helpers-value.c */
bool JERRY_ATTR_CONST ecma_is_value_direct (ecma_value_t value);
bool JERRY_ATTR_CONST ecma_is_value_simple (ecma_value_t value);
@@ -154,6 +166,10 @@ bool JERRY_ATTR_CONST ecma_are_values_integer_numbers (ecma_value_t first_value,
bool JERRY_ATTR_CONST ecma_is_value_float_number (ecma_value_t value);
bool JERRY_ATTR_CONST ecma_is_value_number (ecma_value_t value);
bool JERRY_ATTR_CONST ecma_is_value_string (ecma_value_t value);
#ifndef CONFIG_DISABLE_ES2015_SYMBOL_BUILTIN
bool JERRY_ATTR_CONST ecma_is_value_symbol (ecma_value_t value);
#endif /* !CONFIG_DISABLE_ES2015_SYMBOL_BUILTIN */
bool JERRY_ATTR_CONST ecma_is_value_prop_name (ecma_value_t value);
bool JERRY_ATTR_CONST ecma_is_value_direct_string (ecma_value_t value);
bool JERRY_ATTR_CONST ecma_is_value_non_direct_string (ecma_value_t value);
bool JERRY_ATTR_CONST ecma_is_value_object (ecma_value_t value);
@@ -169,6 +185,10 @@ ecma_value_t ecma_make_number_value (ecma_number_t ecma_number);
ecma_value_t ecma_make_int32_value (int32_t int32_number);
ecma_value_t ecma_make_uint32_value (uint32_t uint32_number);
ecma_value_t JERRY_ATTR_PURE ecma_make_string_value (const ecma_string_t *ecma_string_p);
#ifndef CONFIG_DISABLE_ES2015_SYMBOL_BUILTIN
ecma_value_t JERRY_ATTR_PURE ecma_make_symbol_value (const ecma_string_t *ecma_symbol_p);
#endif /* !CONFIG_DISABLE_ES2015_SYMBOL_BUILTIN */
ecma_value_t JERRY_ATTR_PURE ecma_make_prop_name_value (const ecma_string_t *ecma_prop_name_p);
ecma_value_t JERRY_ATTR_PURE ecma_make_magic_string_value (lit_magic_string_id_t id);
ecma_value_t JERRY_ATTR_PURE ecma_make_object_value (const ecma_object_t *object_p);
ecma_value_t JERRY_ATTR_PURE ecma_make_error_reference_value (const ecma_error_reference_t *error_ref_p);
@@ -177,6 +197,10 @@ ecma_integer_value_t JERRY_ATTR_CONST ecma_get_integer_from_value (ecma_value_t
ecma_number_t JERRY_ATTR_PURE ecma_get_float_from_value (ecma_value_t value);
ecma_number_t JERRY_ATTR_PURE ecma_get_number_from_value (ecma_value_t value);
ecma_string_t JERRY_ATTR_PURE *ecma_get_string_from_value (ecma_value_t value);
#ifndef CONFIG_DISABLE_ES2015_SYMBOL_BUILTIN
ecma_string_t JERRY_ATTR_PURE *ecma_get_symbol_from_value (ecma_value_t value);
#endif /* !CONFIG_DISABLE_ES2015_SYMBOL_BUILTIN */
ecma_string_t JERRY_ATTR_PURE *ecma_get_prop_name_from_value (ecma_value_t value);
ecma_object_t JERRY_ATTR_PURE *ecma_get_object_from_value (ecma_value_t value);
ecma_error_reference_t JERRY_ATTR_PURE *ecma_get_error_reference_from_value (ecma_value_t value);
void * JERRY_ATTR_PURE ecma_get_pointer_from_value (ecma_value_t value);
@@ -194,6 +218,10 @@ void ecma_free_number (ecma_value_t value);
lit_magic_string_id_t ecma_get_typeof_lit_id (ecma_value_t value);
/* ecma-helpers-string.c */
#ifndef CONFIG_DISABLE_ES2015_SYMBOL_BUILTIN
ecma_string_t *ecma_new_symbol_from_descriptor_string (ecma_value_t string_desc);
bool ecma_prop_name_is_symbol (ecma_string_t *string_p);
#endif /* !CONFIG_DISABLE_ES2015_SYMBOL_BUILTIN */
ecma_string_t *ecma_new_ecma_string_from_utf8 (const lit_utf8_byte_t *string_p, lit_utf8_size_t string_size);
ecma_string_t *ecma_new_ecma_string_from_utf8_converted_to_cesu8 (const lit_utf8_byte_t *string_p,
lit_utf8_size_t string_size);