mirror of
https://github.com/jerryscript-project/jerryscript.git
synced 2025-12-15 16:29:21 +00:00
122 lines
3.4 KiB
C
122 lines
3.4 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-helpers.h"
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#include "ecma-init-finalize.h"
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#include "js-parser-internal.h"
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#include "lit-char-helpers.h"
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#include "lit-strings.h"
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#include "test-common.h"
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static lit_code_point_t
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lexer_hex_to_character (const uint8_t *source_p) /**< current source position */
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{
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lit_code_point_t result = 0;
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do
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{
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uint32_t byte = *source_p++;
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result <<= 4;
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if (byte >= LIT_CHAR_0 && byte <= LIT_CHAR_9)
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{
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result += byte - LIT_CHAR_0;
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}
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else
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{
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byte = LEXER_TO_ASCII_LOWERCASE (byte);
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if (byte >= LIT_CHAR_LOWERCASE_A && byte <= LIT_CHAR_LOWERCASE_F)
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{
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result += byte - (LIT_CHAR_LOWERCASE_A - 10);
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}
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else
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{
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return UINT32_MAX;
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}
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}
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} while (*source_p);
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return result;
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} /* lexer_hex_to_character */
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int
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main (void)
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{
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TEST_INIT ();
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jmem_init ();
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ecma_init ();
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const uint8_t _1_byte_long1[] = "007F";
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const uint8_t _1_byte_long2[] = "0000";
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const uint8_t _1_byte_long3[] = "0065";
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const uint8_t _2_byte_long1[] = "008F";
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const uint8_t _2_byte_long2[] = "00FF";
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const uint8_t _2_byte_long3[] = "07FF";
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const uint8_t _3_byte_long1[] = "08FF";
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const uint8_t _3_byte_long2[] = "0FFF";
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const uint8_t _3_byte_long3[] = "FFFF";
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const uint8_t _6_byte_long1[] = "10000";
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const uint8_t _6_byte_long2[] = "10FFFF";
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size_t length;
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/* Test 1-byte-long unicode sequences. */
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length = lit_code_point_get_cesu8_length (lexer_hex_to_character (_1_byte_long1));
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TEST_ASSERT (length == 1);
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length = lit_code_point_get_cesu8_length (lexer_hex_to_character (_1_byte_long2));
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TEST_ASSERT (length == 1);
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length = lit_code_point_get_cesu8_length (lexer_hex_to_character (_1_byte_long3));
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TEST_ASSERT (length == 1);
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/* Test 2-byte-long unicode sequences. */
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length = lit_code_point_get_cesu8_length (lexer_hex_to_character (_2_byte_long1));
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TEST_ASSERT (length == 2);
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length = lit_code_point_get_cesu8_length (lexer_hex_to_character (_2_byte_long2));
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TEST_ASSERT (length == 2);
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length = lit_code_point_get_cesu8_length (lexer_hex_to_character (_2_byte_long3));
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TEST_ASSERT (length == 2);
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/* Test 3-byte-long unicode sequences. */
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length = lit_code_point_get_cesu8_length (lexer_hex_to_character (_3_byte_long1));
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TEST_ASSERT (length == 3);
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length = lit_code_point_get_cesu8_length (lexer_hex_to_character (_3_byte_long2));
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TEST_ASSERT (length == 3);
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length = lit_code_point_get_cesu8_length (lexer_hex_to_character (_3_byte_long3));
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TEST_ASSERT (length == 3);
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length = lit_code_point_get_cesu8_length (lexer_hex_to_character (_6_byte_long1));
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TEST_ASSERT (length == 6);
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length = lit_code_point_get_cesu8_length (lexer_hex_to_character (_6_byte_long2));
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TEST_ASSERT (length == 6);
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ecma_finalize ();
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jmem_finalize ();
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return 0;
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} /* main */
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