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[ruby/prism] Add IBM864 encoding 

Fixes https://github.com/ruby/prism/pull/1868
Related #1843

https://github.com/ruby/prism/commit/abc136dfc9
This commit is contained in:
Mike Dalton 2023-11-18 01:07:04 -06:00 коммит произвёл git
Родитель fdcb97833c
Коммит bbf14bbba6
4 изменённых файлов: 39 добавлений и 0 удалений
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1
prism/enc/pm_encoding.h
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@ -174,6 +174,7 @@ extern pm_encoding_t pm_encoding_ibm857;
extern pm_encoding_t pm_encoding_ibm860;
extern pm_encoding_t pm_encoding_ibm861;
extern pm_encoding_t pm_encoding_ibm862;
extern pm_encoding_t pm_encoding_ibm864;
extern pm_encoding_t pm_encoding_iso_8859_1;
extern pm_encoding_t pm_encoding_iso_8859_2;
extern pm_encoding_t pm_encoding_iso_8859_3;

35
prism/enc/pm_tables.c
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@ -336,6 +336,30 @@ static uint8_t pm_encoding_ibm862_table[256] = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // Fx
};
/**
* Each element of the following table contains a bitfield that indicates a
* piece of information about the corresponding IBM864 character.
*/
static uint8_t pm_encoding_ibm864_table[256] = {
// 0 1 2 3 4 5 6 7 8 9 A B C D E F
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 0x
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 1x
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 2x
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 0, 0, 0, 0, 0, 0, // 3x
0, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, // 4x
7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 0, 0, 0, 0, 0, // 5x
0, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, // 6x
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 0, 0, 0, 0, 0, // 7x
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 8x
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // 9x
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // Ax
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // Bx
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // Cx
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // Dx
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // Ex
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, // Fx
};
/**
* Each element of the following table contains a bitfield that indicates a
* piece of information about the corresponding ISO-8859-1 character.
@ -1230,6 +1254,7 @@ PRISM_ENCODING_TABLE(ibm857)
PRISM_ENCODING_TABLE(ibm860)
PRISM_ENCODING_TABLE(ibm861)
PRISM_ENCODING_TABLE(ibm862)
PRISM_ENCODING_TABLE(ibm864)
PRISM_ENCODING_TABLE(iso_8859_1)
PRISM_ENCODING_TABLE(iso_8859_2)
PRISM_ENCODING_TABLE(iso_8859_3)
@ -1417,6 +1442,16 @@ pm_encoding_t pm_encoding_ibm862 = {
.multibyte = false
};
/** IBM864 */
pm_encoding_t pm_encoding_ibm864 = {
.name = "IBM864",
.char_width = pm_encoding_single_char_width,
.alnum_char = pm_encoding_ibm864_alnum_char,
.alpha_char = pm_encoding_ibm864_alpha_char,
.isupper_char = pm_encoding_ibm864_isupper_char,
.multibyte = false
};
/** ISO-8859-1 */
pm_encoding_t pm_encoding_iso_8859_1 = {
.name = "ISO-8859-1",

2
prism/prism.c
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@ -6075,6 +6075,7 @@ parser_lex_magic_comment_encoding_value(pm_parser_t *parser, const uint8_t *star
ENCODING1("CP860", pm_encoding_ibm860);
ENCODING1("CP861", pm_encoding_ibm861);
ENCODING1("CP862", pm_encoding_ibm862);
ENCODING1("CP864", pm_encoding_ibm864);
ENCODING1("CP874", pm_encoding_windows_874);
ENCODING1("CP878", pm_encoding_koi8_r);
ENCODING2("CP932", "csWindows31J", pm_encoding_windows_31j);
@ -6113,6 +6114,7 @@ parser_lex_magic_comment_encoding_value(pm_parser_t *parser, const uint8_t *star
ENCODING1("IBM860", pm_encoding_ibm860);
ENCODING1("IBM861", pm_encoding_ibm861);
ENCODING1("IBM862", pm_encoding_ibm862);
ENCODING1("IBM864", pm_encoding_ibm864);
ENCODING2("ISO-8859-1", "ISO8859-1", pm_encoding_iso_8859_1);
ENCODING2("ISO-8859-2", "ISO8859-2", pm_encoding_iso_8859_2);
ENCODING2("ISO-8859-3", "ISO8859-3", pm_encoding_iso_8859_3);

1
test/prism/encoding_test.rb
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@ -22,6 +22,7 @@ module Prism
Encoding::IBM860 => 0x00...0x100,
Encoding::IBM861 => 0x00...0x100,
Encoding::IBM862 => 0x00...0x100,
Encoding::IBM864 => 0x00...0x100,
Encoding::ISO_8859_1 => 0x00...0x100,
Encoding::ISO_8859_2 => 0x00...0x100,
Encoding::ISO_8859_3 => 0x00...0x100,