Szilagyi Adam
392ee71712
also refactored the touched methods a little bit JerryScript-DCO-1.0-Signed-off-by: Adam Szilagyi aszilagy@inf.u-szeged.hu
50 lines
1.9 KiB
C
50 lines
1.9 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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#ifndef ECMA_TRY_CATCH_MACRO_H
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#define ECMA_TRY_CATCH_MACRO_H
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#include "ecma-helpers.h"
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/**
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* The macro defines try-block that tries to perform ToNumber operation on given value
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* and checks for exceptions that might be thrown during the operation.
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*
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* If no exception was thrown, then code after the try-block is executed.
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* Otherwise, throw-completion value is just copied to return_value.
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*
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* Note:
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* Each ECMA_OP_TO_NUMBER_TRY_CATCH should have it's own corresponding ECMA_OP_TO_NUMBER_FINALIZE
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* statement with same argument as corresponding ECMA_OP_TO_NUMBER_TRY_CATCH's first argument.
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*/
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#define ECMA_OP_TO_NUMBER_TRY_CATCH(num_var, value, return_value) \
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JERRY_ASSERT (return_value == ECMA_VALUE_EMPTY); \
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ecma_number_t num_var; \
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return_value = ecma_get_number (value, &num_var); \
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\
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if (JERRY_LIKELY (ecma_is_value_empty (return_value))) \
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{
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/**
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* The macro marks end of code block that is defined by corresponding ECMA_OP_TO_NUMBER_TRY_CATCH.
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*
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* Note:
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* Each ECMA_OP_TO_NUMBER_TRY_CATCH should be followed by ECMA_OP_TO_NUMBER_FINALIZE
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* with same argument as corresponding ECMA_OP_TO_NUMBER_TRY_CATCH's first argument.
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*/
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#define ECMA_OP_TO_NUMBER_FINALIZE(num_var) }
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#endif /* !ECMA_TRY_CATCH_MACRO_H */
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