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Make most emojis full-width #5795

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May 8, 2020
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175 changes: 120 additions & 55 deletions src/types/CodepointWidthDetector.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -19,9 +19,18 @@ namespace
return range.upperBound < searchTerm;
}

static constexpr std::array<UnicodeRange, 285> s_wideAndAmbiguousTable{
static constexpr std::array<UnicodeRange, 351> s_wideAndAmbiguousTable{
// generated from http://www.unicode.org/Public/UCD/latest/ucd/EastAsianWidth.txt
// anything not present here is presumed to be Narrow.
//
// GH #900 - Supplemented with emoji codepoints from https://www.unicode.org/Public/13.0.0/ucd/emoji/emoji-data.txt
// Emojis in 0x2010 - 0x2B59 used to be marked as Ambiguous in GetQuickCharWidth() in order to force a font lookup,
// but since we default all Ambiguous width to Narrow, those emojis always came out looking squished/tiny. They've been
// moved into this table and marked as Wide.
// There are also some codepoints that Microsoft has given an emoji presentation where it isn't specified
// as emoji in the unicode standard or are specified as Narrow/Ambiguous in the EastAsianWidth.txt.
// Some of them are included in here, but there is no easy way to get a full list
// of Microsoft specific emoji, so others may be missing.
UnicodeRange{ 0xa1, 0xa1, CodepointWidth::Ambiguous },
UnicodeRange{ 0xa4, 0xa4, CodepointWidth::Ambiguous },
UnicodeRange{ 0xa7, 0xa8, CodepointWidth::Ambiguous },
Expand Down Expand Up @@ -147,17 +156,21 @@ namespace
UnicodeRange{ 0x22bf, 0x22bf, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2312, 0x2312, CodepointWidth::Ambiguous },
UnicodeRange{ 0x231a, 0x231b, CodepointWidth::Wide },
UnicodeRange{ 0x2329, 0x232a, CodepointWidth::Wide },
UnicodeRange{ 0x23e9, 0x23ec, CodepointWidth::Wide },
UnicodeRange{ 0x23f0, 0x23f0, CodepointWidth::Wide },
UnicodeRange{ 0x23f3, 0x23f3, CodepointWidth::Wide },
UnicodeRange{ 0x2460, 0x24e9, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2328, 0x232a, CodepointWidth::Wide },
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If possible -- and I know this is a lot of work -- i'd like a comment on each line that refers to a footnote about us overriding these. Just so we can come find it later.

UnicodeRange{ 0x23cf, 0x23cf, CodepointWidth::Wide },
UnicodeRange{ 0x23e9, 0x23ef, CodepointWidth::Wide },
UnicodeRange{ 0x23f0, 0x23f3, CodepointWidth::Wide },
UnicodeRange{ 0x23f8, 0x23fa, CodepointWidth::Wide },
UnicodeRange{ 0x2460, 0x24c1, CodepointWidth::Ambiguous },
UnicodeRange{ 0x24c2, 0x24c2, CodepointWidth::Wide },
UnicodeRange{ 0x24c3, 0x24e9, CodepointWidth::Ambiguous },
UnicodeRange{ 0x24eb, 0x254b, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2550, 0x2573, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2580, 0x258f, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2592, 0x2595, CodepointWidth::Ambiguous },
UnicodeRange{ 0x25a0, 0x25a1, CodepointWidth::Ambiguous },
UnicodeRange{ 0x25a3, 0x25a9, CodepointWidth::Ambiguous },
UnicodeRange{ 0x25aa, 0x25ab, CodepointWidth::Wide },
UnicodeRange{ 0x25b2, 0x25b3, CodepointWidth::Ambiguous },
UnicodeRange{ 0x25b6, 0x25b7, CodepointWidth::Ambiguous },
UnicodeRange{ 0x25bc, 0x25bd, CodepointWidth::Ambiguous },
Expand All @@ -167,56 +180,86 @@ namespace
UnicodeRange{ 0x25ce, 0x25d1, CodepointWidth::Ambiguous },
UnicodeRange{ 0x25e2, 0x25e5, CodepointWidth::Ambiguous },
UnicodeRange{ 0x25ef, 0x25ef, CodepointWidth::Ambiguous },
UnicodeRange{ 0x25fd, 0x25fe, CodepointWidth::Wide },
UnicodeRange{ 0x25fb, 0x25fe, CodepointWidth::Wide },
UnicodeRange{ 0x2600, 0x2604, CodepointWidth::Wide },
UnicodeRange{ 0x2605, 0x2606, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2609, 0x2609, CodepointWidth::Ambiguous },
UnicodeRange{ 0x260e, 0x260e, CodepointWidth::Wide },
UnicodeRange{ 0x260e, 0x260f, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2611, 0x2612, CodepointWidth::Wide }, // MS addition
UnicodeRange{ 0x2614, 0x2615, CodepointWidth::Wide },
UnicodeRange{ 0x261c, 0x261c, CodepointWidth::Ambiguous },
UnicodeRange{ 0x261e, 0x261e, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2618, 0x2618, CodepointWidth::Wide },
UnicodeRange{ 0x261a, 0x261f, CodepointWidth::Wide }, // 0x261A-0x261C, 0x261E-0x261F MS addition
UnicodeRange{ 0x2620, 0x2620, CodepointWidth::Wide },
UnicodeRange{ 0x2622, 0x2623, CodepointWidth::Wide },
UnicodeRange{ 0x2626, 0x2626, CodepointWidth::Wide },
UnicodeRange{ 0x262a, 0x262a, CodepointWidth::Wide },
UnicodeRange{ 0x262e, 0x262f, CodepointWidth::Wide },
UnicodeRange{ 0x2638, 0x263a, CodepointWidth::Wide },
UnicodeRange{ 0x2640, 0x2640, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2642, 0x2642, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2648, 0x2653, CodepointWidth::Wide },
UnicodeRange{ 0x2660, 0x2661, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2663, 0x2665, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2667, 0x266a, CodepointWidth::Ambiguous },
UnicodeRange{ 0x265f, 0x265f, CodepointWidth::Wide },
UnicodeRange{ 0x2660, 0x2660, CodepointWidth::Wide },
UnicodeRange{ 0x2661, 0x2667, CodepointWidth::Wide }, // 0x2661, 0x2662, 0x2664, 0x2666 MS addition
UnicodeRange{ 0x2668, 0x2668, CodepointWidth::Wide },
UnicodeRange{ 0x2669, 0x266a, CodepointWidth::Ambiguous },
UnicodeRange{ 0x266c, 0x266d, CodepointWidth::Ambiguous },
UnicodeRange{ 0x266f, 0x266f, CodepointWidth::Ambiguous },
UnicodeRange{ 0x267f, 0x267f, CodepointWidth::Wide },
UnicodeRange{ 0x2693, 0x2693, CodepointWidth::Wide },
UnicodeRange{ 0x267b, 0x267b, CodepointWidth::Wide },
UnicodeRange{ 0x267e, 0x267f, CodepointWidth::Wide },
UnicodeRange{ 0x2692, 0x2697, CodepointWidth::Wide },
UnicodeRange{ 0x2699, 0x2699, CodepointWidth::Wide },
UnicodeRange{ 0x269b, 0x269c, CodepointWidth::Wide },
UnicodeRange{ 0x269e, 0x269f, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26a1, 0x26a1, CodepointWidth::Wide },
UnicodeRange{ 0x26a0, 0x26a1, CodepointWidth::Wide },
UnicodeRange{ 0x26a7, 0x26a7, CodepointWidth::Wide },
UnicodeRange{ 0x26aa, 0x26ab, CodepointWidth::Wide },
UnicodeRange{ 0x26b0, 0x26b1, CodepointWidth::Wide },
UnicodeRange{ 0x26bd, 0x26be, CodepointWidth::Wide },
UnicodeRange{ 0x26bf, 0x26bf, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26c4, 0x26c5, CodepointWidth::Wide },
UnicodeRange{ 0x26c6, 0x26cd, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26ce, 0x26ce, CodepointWidth::Wide },
UnicodeRange{ 0x26cf, 0x26d3, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26d4, 0x26d4, CodepointWidth::Wide },
UnicodeRange{ 0x26c4, 0x26c5, CodepointWidth::Wide },
UnicodeRange{ 0x26c6, 0x26c7, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26c8, 0x26c8, CodepointWidth::Wide },
UnicodeRange{ 0x26c9, 0x26cd, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26ce, 0x26cf, CodepointWidth::Wide },
UnicodeRange{ 0x26d0, 0x26d0, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26d1, 0x26d1, CodepointWidth::Wide },
UnicodeRange{ 0x26d2, 0x26d2, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26d3, 0x26d4, CodepointWidth::Wide },
UnicodeRange{ 0x26d5, 0x26e1, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26e3, 0x26e3, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26e8, 0x26e9, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26ea, 0x26ea, CodepointWidth::Wide },
UnicodeRange{ 0x26eb, 0x26f1, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26f2, 0x26f3, CodepointWidth::Wide },
UnicodeRange{ 0x26f4, 0x26f4, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26f5, 0x26f5, CodepointWidth::Wide },
UnicodeRange{ 0x26f6, 0x26f9, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26fa, 0x26fa, CodepointWidth::Wide },
UnicodeRange{ 0x26e8, 0x26e8, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26e9, 0x26ea, CodepointWidth::Wide },
UnicodeRange{ 0x26eb, 0x26ef, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26f0, 0x26f5, CodepointWidth::Wide },
UnicodeRange{ 0x26f6, 0x26f6, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26f7, 0x26fa, CodepointWidth::Wide },
UnicodeRange{ 0x26fb, 0x26fc, CodepointWidth::Ambiguous },
UnicodeRange{ 0x26fd, 0x26fd, CodepointWidth::Wide },
UnicodeRange{ 0x26fe, 0x26ff, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2702, 0x2702, CodepointWidth::Wide },
UnicodeRange{ 0x2705, 0x2705, CodepointWidth::Wide },
UnicodeRange{ 0x270a, 0x270b, CodepointWidth::Wide },
UnicodeRange{ 0x2708, 0x2710, CodepointWidth::Wide }, // 0x2710, 0x270E MS addition
UnicodeRange{ 0x2712, 0x2712, CodepointWidth::Wide },
UnicodeRange{ 0x2714, 0x2714, CodepointWidth::Wide },
UnicodeRange{ 0x2716, 0x2716, CodepointWidth::Wide },
UnicodeRange{ 0x271d, 0x271d, CodepointWidth::Wide },
UnicodeRange{ 0x2721, 0x2721, CodepointWidth::Wide },
UnicodeRange{ 0x2728, 0x2728, CodepointWidth::Wide },
UnicodeRange{ 0x2733, 0x2734, CodepointWidth::Wide },
UnicodeRange{ 0x273d, 0x273d, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2744, 0x2744, CodepointWidth::Wide },
UnicodeRange{ 0x2747, 0x2747, CodepointWidth::Wide },
UnicodeRange{ 0x274c, 0x274c, CodepointWidth::Wide },
UnicodeRange{ 0x274e, 0x274e, CodepointWidth::Wide },
UnicodeRange{ 0x2753, 0x2755, CodepointWidth::Wide },
UnicodeRange{ 0x2757, 0x2757, CodepointWidth::Wide },
UnicodeRange{ 0x2763, 0x2765, CodepointWidth::Wide }, // 0x2765 MS addition
UnicodeRange{ 0x2776, 0x277f, CodepointWidth::Ambiguous },
UnicodeRange{ 0x2795, 0x2797, CodepointWidth::Wide },
UnicodeRange{ 0x27a1, 0x27a1, CodepointWidth::Wide },
UnicodeRange{ 0x27b0, 0x27b0, CodepointWidth::Wide },
UnicodeRange{ 0x27bf, 0x27bf, CodepointWidth::Wide },
UnicodeRange{ 0x2b1b, 0x2b1c, CodepointWidth::Wide },
Expand Down Expand Up @@ -258,50 +301,72 @@ namespace
UnicodeRange{ 0x18800, 0x18af2, CodepointWidth::Wide },
UnicodeRange{ 0x1b000, 0x1b11e, CodepointWidth::Wide },
UnicodeRange{ 0x1b170, 0x1b2fb, CodepointWidth::Wide },
UnicodeRange{ 0x1f004, 0x1f004, CodepointWidth::Wide },
UnicodeRange{ 0x1f000, 0x1f02b, CodepointWidth::Wide }, // All mahjong tiles except 0x1f004 are MS addition
UnicodeRange{ 0x1f0cf, 0x1f0cf, CodepointWidth::Wide },
UnicodeRange{ 0x1f100, 0x1f10a, CodepointWidth::Ambiguous },
UnicodeRange{ 0x1f110, 0x1f12d, CodepointWidth::Ambiguous },
UnicodeRange{ 0x1f130, 0x1f169, CodepointWidth::Ambiguous },
UnicodeRange{ 0x1f170, 0x1f18d, CodepointWidth::Ambiguous },
UnicodeRange{ 0x1f170, 0x1f171, CodepointWidth::Wide },
UnicodeRange{ 0x1f172, 0x1f17d, CodepointWidth::Ambiguous },
UnicodeRange{ 0x1f17e, 0x1f17f, CodepointWidth::Wide },
UnicodeRange{ 0x1f180, 0x1f18d, CodepointWidth::Ambiguous },
UnicodeRange{ 0x1f18e, 0x1f18e, CodepointWidth::Wide },
UnicodeRange{ 0x1f18f, 0x1f190, CodepointWidth::Ambiguous },
UnicodeRange{ 0x1f191, 0x1f19a, CodepointWidth::Wide },
UnicodeRange{ 0x1f19b, 0x1f1ac, CodepointWidth::Ambiguous },
UnicodeRange{ 0x1f1e6, 0x1f1ff, CodepointWidth::Wide },
UnicodeRange{ 0x1f200, 0x1f202, CodepointWidth::Wide },
UnicodeRange{ 0x1f210, 0x1f23b, CodepointWidth::Wide },
UnicodeRange{ 0x1f240, 0x1f248, CodepointWidth::Wide },
UnicodeRange{ 0x1f250, 0x1f251, CodepointWidth::Wide },
UnicodeRange{ 0x1f260, 0x1f265, CodepointWidth::Wide },
UnicodeRange{ 0x1f300, 0x1f320, CodepointWidth::Wide },
UnicodeRange{ 0x1f32d, 0x1f335, CodepointWidth::Wide },
UnicodeRange{ 0x1f337, 0x1f37c, CodepointWidth::Wide },
UnicodeRange{ 0x1f37e, 0x1f393, CodepointWidth::Wide },
UnicodeRange{ 0x1f3a0, 0x1f3ca, CodepointWidth::Wide },
UnicodeRange{ 0x1f3cf, 0x1f3d3, CodepointWidth::Wide },
UnicodeRange{ 0x1f3e0, 0x1f3f0, CodepointWidth::Wide },
UnicodeRange{ 0x1f3f4, 0x1f3f4, CodepointWidth::Wide },
UnicodeRange{ 0x1f3f8, 0x1f43e, CodepointWidth::Wide },
UnicodeRange{ 0x1f440, 0x1f440, CodepointWidth::Wide },
UnicodeRange{ 0x1f442, 0x1f4fc, CodepointWidth::Wide },
UnicodeRange{ 0x1f300, 0x1f321, CodepointWidth::Wide },
UnicodeRange{ 0x1f324, 0x1f393, CodepointWidth::Wide },
UnicodeRange{ 0x1f396, 0x1f397, CodepointWidth::Wide },
UnicodeRange{ 0x1f399, 0x1f39b, CodepointWidth::Wide },
UnicodeRange{ 0x1f39e, 0x1f39f, CodepointWidth::Wide },
UnicodeRange{ 0x1f3a0, 0x1f3f0, CodepointWidth::Wide },
UnicodeRange{ 0x1f3f3, 0x1f3f5, CodepointWidth::Wide },
UnicodeRange{ 0x1f3f7, 0x1f4fd, CodepointWidth::Wide },
UnicodeRange{ 0x1f4ff, 0x1f53d, CodepointWidth::Wide },
UnicodeRange{ 0x1f54b, 0x1f54e, CodepointWidth::Wide },
UnicodeRange{ 0x1f549, 0x1f54e, CodepointWidth::Wide },
UnicodeRange{ 0x1f550, 0x1f567, CodepointWidth::Wide },
UnicodeRange{ 0x1f57a, 0x1f57a, CodepointWidth::Wide },
UnicodeRange{ 0x1f595, 0x1f596, CodepointWidth::Wide },
UnicodeRange{ 0x1f5a4, 0x1f5a4, CodepointWidth::Wide },
UnicodeRange{ 0x1f5fb, 0x1f64f, CodepointWidth::Wide },
UnicodeRange{ 0x1f56f, 0x1f570, CodepointWidth::Wide },
UnicodeRange{ 0x1f573, 0x1f57a, CodepointWidth::Wide },
UnicodeRange{ 0x1f587, 0x1f587, CodepointWidth::Wide },
UnicodeRange{ 0x1f58a, 0x1f58d, CodepointWidth::Wide },
UnicodeRange{ 0x1f590, 0x1f590, CodepointWidth::Wide },
UnicodeRange{ 0x1f594, 0x1f596, CodepointWidth::Wide }, // 0x1f594 MS addition
UnicodeRange{ 0x1f5a4, 0x1f5a5, CodepointWidth::Wide },
UnicodeRange{ 0x1f5a8, 0x1f5a8, CodepointWidth::Wide },
UnicodeRange{ 0x1f5b1, 0x1f5b2, CodepointWidth::Wide },
UnicodeRange{ 0x1f5bc, 0x1f5bc, CodepointWidth::Wide },
UnicodeRange{ 0x1f5c2, 0x1f5c4, CodepointWidth::Wide },
UnicodeRange{ 0x1f5d1, 0x1f5d2, CodepointWidth::Wide },
UnicodeRange{ 0x1f5dc, 0x1f5de, CodepointWidth::Wide },
UnicodeRange{ 0x1f5e1, 0x1f5e1, CodepointWidth::Wide },
UnicodeRange{ 0x1f5e3, 0x1f5e3, CodepointWidth::Wide },
UnicodeRange{ 0x1f5e8, 0x1f5e8, CodepointWidth::Wide },
UnicodeRange{ 0x1f5ef, 0x1f5ef, CodepointWidth::Wide },
UnicodeRange{ 0x1f5f3, 0x1f5f3, CodepointWidth::Wide },
UnicodeRange{ 0x1f5fa, 0x1f64f, CodepointWidth::Wide },
UnicodeRange{ 0x1f680, 0x1f6c5, CodepointWidth::Wide },
UnicodeRange{ 0x1f6cc, 0x1f6cc, CodepointWidth::Wide },
UnicodeRange{ 0x1f6d0, 0x1f6d2, CodepointWidth::Wide },
UnicodeRange{ 0x1f6cb, 0x1f6d2, CodepointWidth::Wide },
UnicodeRange{ 0x1f6d5, 0x1f6d7, CodepointWidth::Wide },
UnicodeRange{ 0x1f6e0, 0x1f6e5, CodepointWidth::Wide },
UnicodeRange{ 0x1f6e9, 0x1f6e9, CodepointWidth::Wide },
UnicodeRange{ 0x1f6eb, 0x1f6ec, CodepointWidth::Wide },
UnicodeRange{ 0x1f6f4, 0x1f6f8, CodepointWidth::Wide },
UnicodeRange{ 0x1f910, 0x1f93e, CodepointWidth::Wide },
UnicodeRange{ 0x1f940, 0x1f94c, CodepointWidth::Wide },
UnicodeRange{ 0x1f950, 0x1f96b, CodepointWidth::Wide },
UnicodeRange{ 0x1f980, 0x1f997, CodepointWidth::Wide },
UnicodeRange{ 0x1f9c0, 0x1f9c0, CodepointWidth::Wide },
UnicodeRange{ 0x1f9d0, 0x1f9e6, CodepointWidth::Wide },
UnicodeRange{ 0x1f6f0, 0x1f6f0, CodepointWidth::Wide },
UnicodeRange{ 0x1f6f3, 0x1f6fc, CodepointWidth::Wide },
UnicodeRange{ 0x1f7e0, 0x1f7eb, CodepointWidth::Wide },
UnicodeRange{ 0x1f90c, 0x1f9ff, CodepointWidth::Wide },
UnicodeRange{ 0x1fa70, 0x1fa74, CodepointWidth::Wide },
UnicodeRange{ 0x1fa78, 0x1fa7A, CodepointWidth::Wide },
UnicodeRange{ 0x1fa80, 0x1fa86, CodepointWidth::Wide },
UnicodeRange{ 0x1fa90, 0x1faa8, CodepointWidth::Wide },
UnicodeRange{ 0x1fab0, 0x1fab6, CodepointWidth::Wide },
UnicodeRange{ 0x1fac0, 0x1fac2, CodepointWidth::Wide },
UnicodeRange{ 0x1fad0, 0x1fad6, CodepointWidth::Wide },
UnicodeRange{ 0x20000, 0x2fffd, CodepointWidth::Wide },
UnicodeRange{ 0x30000, 0x3fffd, CodepointWidth::Wide },
UnicodeRange{ 0xe0100, 0xe01ef, CodepointWidth::Ambiguous },
Expand Down
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