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fc30f003ba
After this patch the ecma value collection is a resizable buffer of ecma-values where the adjacent elements are allocated next to each other. JerryScript-DCO-1.0-Signed-off-by: Robert Fancsik frobert@inf.u-szeged.hu
90 lines
2.2 KiB
C
90 lines
2.2 KiB
C
/* Copyright JS Foundation and other contributors, http://js.foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#include "ecma-alloc.h"
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#include "ecma-helpers.h"
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#include "ecma-builtin-helpers.h"
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#include "lit-char-helpers.h"
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#if ENABLED (JERRY_BUILTIN_JSON)
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/** \addtogroup ecma ECMA
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* @{
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*
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* \addtogroup ecmabuiltinhelpers ECMA builtin helper operations
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* @{
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*/
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/**
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* Check whether the object is pushed onto the occurence stack
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*
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* Used by:
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* - ecma_builtin_json_object step 1
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* - ecma_builtin_json_array step 1
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*
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* @return true - if the object is pushed onto the occurence stack
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* false - otherwise
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*/
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bool
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ecma_json_has_object_in_stack (ecma_json_occurence_stack_item_t *stack_p, /**< stack */
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ecma_object_t *object_p) /**< object */
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{
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while (stack_p != NULL)
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{
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if (stack_p->object_p == object_p)
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{
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return true;
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}
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stack_p = stack_p->next_p;
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}
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return false;
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} /* ecma_json_has_object_in_stack */
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/**
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* Check the string value existance in the collection.
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*
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* Used by:
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* - ecma_builtin_json_stringify step 4.b.ii.5
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*
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* @return true, if the string is already in the collection.
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*/
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bool
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ecma_has_string_value_in_collection (ecma_collection_t *collection_p, /**< collection */
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ecma_string_t *string_p) /**< string */
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{
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ecma_value_t *buffer_p = collection_p->buffer_p;
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for (uint32_t i = 0; i < collection_p->item_count; i++)
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{
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ecma_string_t *current_p = ecma_get_string_from_value (buffer_p[i]);
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if (ecma_compare_ecma_strings (current_p, string_p))
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{
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return true;
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}
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}
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return false;
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} /* ecma_has_string_value_in_collection */
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#endif /* ENABLED (JERRY_BUILTIN_JSON) */
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/**
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* @}
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* @}
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*/
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