mirror of
https://git.proxmox.com/git/rustc
synced 2025-08-18 04:05:27 +00:00
539 lines
20 KiB
Python
539 lines
20 KiB
Python
#!/usr/bin/env python3
|
|
#
|
|
# Copyright 2011-2015 The Rust Project Developers. See the COPYRIGHT
|
|
# file at the top-level directory of this distribution and at
|
|
# http://rust-lang.org/COPYRIGHT.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
|
|
# http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
|
|
# <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
|
|
# option. This file may not be copied, modified, or distributed
|
|
# except according to those terms.
|
|
|
|
# This script uses the following Unicode UCD data:
|
|
# - emoji/emoji-data.txt
|
|
#
|
|
# Since this should not require frequent updates, we just store this
|
|
# out-of-line and check the tables.rs file into git.
|
|
|
|
import fileinput, re, os, sys, operator
|
|
|
|
preamble = '''// Copyright 2012-2015 The Rust Project Developers. See the COPYRIGHT
|
|
// file at the top-level directory of this distribution and at
|
|
// http://rust-lang.org/COPYRIGHT.
|
|
//
|
|
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
|
|
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
|
|
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
|
|
// option. This file may not be copied, modified, or distributed
|
|
// except according to those terms.
|
|
|
|
// NOTE: The following code was generated by "scripts/unicode.py", do not edit directly
|
|
|
|
#![allow(missing_docs, non_upper_case_globals, non_snake_case)]
|
|
'''
|
|
|
|
UNICODE_VERSION = (16, 0, 0)
|
|
|
|
UNICODE_VERSION_NUMBER = "%s.%s.%s" %UNICODE_VERSION
|
|
|
|
# Download a UCD table file
|
|
def fetch_unidata(f):
|
|
if not os.path.exists(os.path.basename(f)):
|
|
os.system("curl -O https://www.unicode.org/Public/%s/ucd/%s"
|
|
% (UNICODE_VERSION_NUMBER, f))
|
|
|
|
if not os.path.exists(os.path.basename(f)):
|
|
sys.stderr.write("cannot load %s" % f)
|
|
exit(1)
|
|
|
|
# Loads code point data from emoji-data.txt
|
|
# Implementation from unicode-segmentation
|
|
def load_emoji_properties(f):
|
|
fetch_unidata(f)
|
|
kinds = {}
|
|
re1 = re.compile(r"^ *([0-9A-F]+) *; *(\w+)")
|
|
re2 = re.compile(r"^ *([0-9A-F]+)\.\.([0-9A-F]+) *; *(\w+) *#")
|
|
|
|
for line in fileinput.input(os.path.basename(f), openhook=fileinput.hook_encoded("utf-8")):
|
|
kind = None
|
|
d_lo = 0
|
|
d_hi = 0
|
|
m = re1.match(line)
|
|
if m:
|
|
d_lo = m.group(1)
|
|
d_hi = m.group(1)
|
|
kind = m.group(2).strip()
|
|
else:
|
|
m = re2.match(line)
|
|
if m:
|
|
d_lo = m.group(1)
|
|
d_hi = m.group(2)
|
|
kind = m.group(3).strip()
|
|
else:
|
|
continue
|
|
d_lo = int(d_lo, 16)
|
|
d_hi = int(d_hi, 16)
|
|
if kind not in kinds:
|
|
kinds[kind] = []
|
|
kinds[kind].append((d_lo, d_hi))
|
|
|
|
return kinds
|
|
|
|
|
|
def load_general_category_properties(f):
|
|
fetch_unidata(f)
|
|
general_category_list = []
|
|
re1 = re.compile(r"^([0-9A-F]+);([^;]+);([A-Za-z]+);.*$")
|
|
re2 = re.compile(r"^<(.*), First>$")
|
|
re3 = re.compile(r"^<(.*), Last>$")
|
|
re4 = re.compile(r"^<(.*)>$")
|
|
|
|
special_group_lo = 0
|
|
special_group_text = ''
|
|
special_group_gc = ''
|
|
for line in fileinput.input(os.path.basename(f), openhook=fileinput.hook_encoded("utf-8")):
|
|
d_ch = 0
|
|
d_name = ''
|
|
d_gc = ''
|
|
d_lo = 0
|
|
d_hi = 0
|
|
m = re1.match(line)
|
|
if not m:
|
|
continue
|
|
|
|
d_ch = m.group(1)
|
|
d_name = m.group(2).strip()
|
|
d_gc = m.group(3).strip()
|
|
|
|
if not d_name.startswith('<'):
|
|
d_lo = int(d_ch, 16)
|
|
d_hi = d_lo
|
|
general_category_list.append((d_lo, d_hi, d_gc))
|
|
continue
|
|
m2 = re2.match(d_name)
|
|
if m2:
|
|
special_group_lo = int(d_ch, 16)
|
|
special_group_text = m2.group(1)
|
|
special_group_gc = d_gc
|
|
continue
|
|
m3 = re3.match(d_name)
|
|
if m3:
|
|
assert(special_group_text == m3.group(1))
|
|
assert(special_group_gc == d_gc)
|
|
d_lo = special_group_lo
|
|
d_hi = int(d_ch, 16)
|
|
general_category_list.append((d_lo, d_hi, d_gc))
|
|
continue
|
|
m4 = re4.match(d_name)
|
|
if m4:
|
|
d_lo = int(d_ch, 16)
|
|
d_hi = d_lo
|
|
general_category_list.append((d_lo, d_hi, d_gc))
|
|
continue
|
|
raise ValueError("unreachable")
|
|
return general_category_list
|
|
|
|
def format_table_content(f, content, indent):
|
|
line = " "*indent
|
|
first = True
|
|
for chunk in content.split(","):
|
|
if len(line) + len(chunk) < 98:
|
|
if first:
|
|
line += chunk
|
|
else:
|
|
line += ", " + chunk
|
|
first = False
|
|
else:
|
|
f.write(line + ",\n")
|
|
line = " "*indent + chunk
|
|
f.write(line)
|
|
|
|
def escape_char(c):
|
|
if c == 'multi':
|
|
return "\"<multiple code points>\""
|
|
return "'\\u{%x}'" % c
|
|
|
|
def escape_char_list(l):
|
|
line = "["
|
|
first = True
|
|
for c in l:
|
|
if first:
|
|
line += escape_char(c)
|
|
else:
|
|
line += ", " + escape_char(c)
|
|
first = False
|
|
line += "]"
|
|
return line
|
|
|
|
def emit_table(f, name, t_data, t_type = "&'static [(char, char)]", is_pub=True,
|
|
pfun=lambda x: "(%s,%s)" % (escape_char(x[0]), escape_char(x[1])), is_const=True):
|
|
pub_string = "const"
|
|
if not is_const:
|
|
pub_string = "let"
|
|
if is_pub:
|
|
pub_string = "pub " + pub_string
|
|
f.write(" %s %s: %s = &[\n" % (pub_string, name, t_type))
|
|
data = ""
|
|
first = True
|
|
for dat in t_data:
|
|
if not first:
|
|
data += ","
|
|
first = False
|
|
data += pfun(dat)
|
|
format_table_content(f, data, 8)
|
|
f.write("\n ];\n\n")
|
|
|
|
def emit_general_category_module(f):
|
|
f.write("""#[cfg(feature = \"general-category\")]
|
|
pub mod general_category {""")
|
|
f.write("""
|
|
|
|
#[derive(Copy, Clone, Hash, Eq, PartialEq, Ord, PartialOrd, Debug)]
|
|
/// The most general classification of a character.
|
|
pub enum GeneralCategory {
|
|
/// `Lu`, an uppercase letter
|
|
UppercaseLetter,
|
|
/// `Ll`, a lowercase letter
|
|
LowercaseLetter,
|
|
/// `Lt`, a digraphic character, with first part uppercase
|
|
TitlecaseLetter,
|
|
/// `Lm`, a modifier letter
|
|
ModifierLetter,
|
|
/// `Lo`, other letters, including syllables and ideographs
|
|
OtherLetter,
|
|
/// `Mn`, a nonspacing combining mark (zero advance width)
|
|
NonspacingMark,
|
|
/// `Mc`, a spacing combining mark (positive advance width)
|
|
SpacingMark,
|
|
/// `Me`, an enclosing combining mark
|
|
EnclosingMark,
|
|
/// `Nd`, a decimal digit
|
|
DecimalNumber,
|
|
/// `Nl`, a letterlike numeric character
|
|
LetterNumber,
|
|
/// `No`, a numeric character of other type
|
|
OtherNumber,
|
|
/// `Pc`, a connecting punctuation mark, like a tie
|
|
ConnectorPunctuation,
|
|
/// `Pd`, a dash or hyphen punctuation mark
|
|
DashPunctuation,
|
|
/// `Ps`, an opening punctuation mark (of a pair)
|
|
OpenPunctuation,
|
|
/// `Pe`, a closing punctuation mark (of a pair)
|
|
ClosePunctuation,
|
|
/// `Pi`, an initial quotation mark
|
|
InitialPunctuation,
|
|
/// `Pf`, a final quotation mark
|
|
FinalPunctuation,
|
|
/// `Po`, a punctuation mark of other type
|
|
OtherPunctuation,
|
|
/// `Sm`, a symbol of mathematical use
|
|
MathSymbol,
|
|
/// `Sc`, a currency sign
|
|
CurrencySymbol,
|
|
/// `Sk`, a non-letterlike modifier symbol
|
|
ModifierSymbol,
|
|
/// `So`, a symbol of other type
|
|
OtherSymbol,
|
|
/// `Zs`, a space character (of various non-zero widths)
|
|
SpaceSeparator,
|
|
/// `Zl`, U+2028 LINE SEPARATOR only
|
|
LineSeparator,
|
|
/// `Zp`, U+2029 PARAGRAPH SEPARATOR only
|
|
ParagraphSeparator,
|
|
/// `Cc`, a C0 or C1 control code
|
|
Control,
|
|
/// `Cf`, a format control character
|
|
Format,
|
|
/// `Cs`, a surrogate code point
|
|
Surrogate,
|
|
/// `Co`, a private-use character
|
|
PrivateUse,
|
|
/// `Cn`, a reserved unassigned code point or a noncharacter
|
|
Unassigned,
|
|
}
|
|
|
|
#[derive(Copy, Clone, Hash, Eq, PartialEq, Ord, PartialOrd, Debug)]
|
|
/// Groupings of the most general classification of a character.
|
|
pub enum GeneralCategoryGroup {
|
|
/// Lu | Ll | Lt | Lm | Lo
|
|
Letter,
|
|
/// Mn | Mc | Me
|
|
Mark,
|
|
/// Nd | Nl | No
|
|
Number,
|
|
/// Pc | Pd | Ps | Pe | Pi | Pf | Po
|
|
Punctuation,
|
|
/// Sm | Sc | Sk | So
|
|
Symbol,
|
|
/// Zs | Zl | Zp
|
|
Separator,
|
|
/// Cc | Cf | Cs | Co | Cn
|
|
Other,
|
|
}
|
|
|
|
#[inline]
|
|
pub(crate) fn general_category_of_char(c: char) -> GeneralCategory {
|
|
super::util::bsearch_range_value_table(c, GENERAL_CATEGORY).unwrap_or(GeneralCategory::Unassigned)
|
|
}
|
|
|
|
#[inline]
|
|
pub(crate) fn general_category_is_letter_cased(gc: GeneralCategory) -> bool {
|
|
matches!(gc, GeneralCategory::UppercaseLetter | GeneralCategory::LowercaseLetter | GeneralCategory::TitlecaseLetter)
|
|
}
|
|
|
|
#[inline]
|
|
pub(crate) fn general_category_group(gc: GeneralCategory) -> GeneralCategoryGroup {
|
|
match gc {
|
|
GeneralCategory::UppercaseLetter |
|
|
GeneralCategory::LowercaseLetter |
|
|
GeneralCategory::TitlecaseLetter |
|
|
GeneralCategory::ModifierLetter |
|
|
GeneralCategory::OtherLetter => GeneralCategoryGroup::Letter,
|
|
GeneralCategory::NonspacingMark |
|
|
GeneralCategory::SpacingMark |
|
|
GeneralCategory::EnclosingMark => GeneralCategoryGroup::Mark,
|
|
GeneralCategory::DecimalNumber |
|
|
GeneralCategory::LetterNumber |
|
|
GeneralCategory::OtherNumber => GeneralCategoryGroup::Number,
|
|
GeneralCategory::ConnectorPunctuation |
|
|
GeneralCategory::DashPunctuation |
|
|
GeneralCategory::OpenPunctuation |
|
|
GeneralCategory::ClosePunctuation |
|
|
GeneralCategory::InitialPunctuation |
|
|
GeneralCategory::FinalPunctuation |
|
|
GeneralCategory::OtherPunctuation => GeneralCategoryGroup::Punctuation,
|
|
GeneralCategory::MathSymbol |
|
|
GeneralCategory::CurrencySymbol |
|
|
GeneralCategory::ModifierSymbol |
|
|
GeneralCategory::OtherSymbol => GeneralCategoryGroup::Symbol,
|
|
GeneralCategory::SpaceSeparator |
|
|
GeneralCategory::LineSeparator |
|
|
GeneralCategory::ParagraphSeparator => GeneralCategoryGroup::Separator,
|
|
GeneralCategory::Control |
|
|
GeneralCategory::Format |
|
|
GeneralCategory::Surrogate |
|
|
GeneralCategory::PrivateUse |
|
|
GeneralCategory::Unassigned => GeneralCategoryGroup::Other,
|
|
}
|
|
}
|
|
""")
|
|
gc_variants = {
|
|
"Lu": "GeneralCategory::UppercaseLetter",
|
|
"Ll": "GeneralCategory::LowercaseLetter" ,
|
|
"Lt": "GeneralCategory::TitlecaseLetter" ,
|
|
"Lm": "GeneralCategory::ModifierLetter" ,
|
|
"Lo": "GeneralCategory::OtherLetter",
|
|
"Mn": "GeneralCategory::NonspacingMark",
|
|
"Mc": "GeneralCategory::SpacingMark" ,
|
|
"Me": "GeneralCategory::EnclosingMark",
|
|
"Nd": "GeneralCategory::DecimalNumber",
|
|
"Nl": "GeneralCategory::LetterNumber" ,
|
|
"No": "GeneralCategory::OtherNumber",
|
|
"Pc": "GeneralCategory::ConnectorPunctuation",
|
|
"Pd": "GeneralCategory::DashPunctuation" ,
|
|
"Ps": "GeneralCategory::OpenPunctuation" ,
|
|
"Pe": "GeneralCategory::ClosePunctuation" ,
|
|
"Pi": "GeneralCategory::InitialPunctuation" ,
|
|
"Pf": "GeneralCategory::FinalPunctuation" ,
|
|
"Po": "GeneralCategory::OtherPunctuation",
|
|
"Sm": "GeneralCategory::MathSymbol",
|
|
"Sc": "GeneralCategory::CurrencySymbol" ,
|
|
"Sk": "GeneralCategory::ModifierSymbol" ,
|
|
"So": "GeneralCategory::OtherSymbol",
|
|
"Zs": "GeneralCategory::SpaceSeparator",
|
|
"Zl": "GeneralCategory::LineSeparator" ,
|
|
"Zp": "GeneralCategory::ParagraphSeparator",
|
|
"Cc": "GeneralCategory::Control",
|
|
"Cf": "GeneralCategory::Format" ,
|
|
"Cs": "GeneralCategory::Surrogate" ,
|
|
"Co": "GeneralCategory::PrivateUse" ,
|
|
"Cn": "GeneralCategory::Unassigned",
|
|
}
|
|
|
|
f.write(" // General category table:\n")
|
|
general_category_char_table = load_general_category_properties("UnicodeData.txt")
|
|
general_category_group_table = []
|
|
for input_idx in range(len(general_category_char_table)):
|
|
if general_category_char_table[input_idx][2] == "Cs":
|
|
continue
|
|
existing_group_count = len(general_category_group_table)
|
|
if existing_group_count == 0:
|
|
general_category_group_table.append(general_category_char_table[input_idx])
|
|
elif (general_category_group_table[existing_group_count - 1][1] + 1 == general_category_char_table[input_idx][0] and
|
|
general_category_group_table[existing_group_count - 1][2] == general_category_char_table[input_idx][2]):
|
|
general_category_group_table[existing_group_count - 1] = (general_category_group_table[existing_group_count - 1][0],
|
|
general_category_char_table[input_idx][1], general_category_group_table[existing_group_count - 1][2])
|
|
else:
|
|
general_category_group_table.append(general_category_char_table[input_idx])
|
|
emit_table(f, "GENERAL_CATEGORY", general_category_group_table, "&[(char, char, GeneralCategory)]", is_pub=False,
|
|
pfun=lambda x: "(%s,%s,%s)" % (escape_char(x[0]), escape_char(x[1]), gc_variants[x[2]]))
|
|
f.write("}\n\n")
|
|
|
|
|
|
def emit_emoji_module(f):
|
|
f.write("""#[cfg(feature = \"emoji\")]
|
|
pub mod emoji {""")
|
|
f.write("""
|
|
|
|
#[derive(Copy, Clone, Hash, Eq, PartialEq, Ord, PartialOrd, Debug)]
|
|
#[non_exhaustive]
|
|
/// The emoji character properties of a character.
|
|
pub enum EmojiStatus {
|
|
/// `Emoji=NO`, `Emoji_Component=NO`
|
|
NonEmoji,
|
|
/// `Emoji=NO`, `Emoji_Component=YES`
|
|
NonEmojiButEmojiComponent,
|
|
/// `Emoji=YES`, `Emoji_Component=NO`;`Emoji_Presentation=YES`
|
|
EmojiPresentation,
|
|
/// `Emoji=YES`, `Emoji_Component=NO`;`Emoji_Modifier_Base=YES`
|
|
EmojiModifierBase,
|
|
/// `Emoji=YES`, `Emoji_Component=NO`;`Emoji_Presentation=YES`, `Emoji_Modifier_Base=YES`
|
|
EmojiPresentationAndModifierBase,
|
|
/// `Emoji=YES`, `Emoji_Component=NO`
|
|
EmojiOther,
|
|
/// `Emoji=YES`, `Emoji_Component=YES`;`Emoji_Presentation=YES`
|
|
EmojiPresentationAndEmojiComponent,
|
|
/// `Emoji=YES`, `Emoji_Component=YES`;`Emoji_Presentation=YES`, `Emoji_Modifier=YES`
|
|
EmojiPresentationAndModifierAndEmojiComponent,
|
|
/// `Emoji=YES`, `Emoji_Component=YES`
|
|
EmojiOtherAndEmojiComponent,
|
|
}
|
|
#[inline]
|
|
pub(crate) fn emoji_status(c: char) -> EmojiStatus {
|
|
// FIXME: do we want to special case ASCII here?
|
|
super::util::bsearch_range_value_table(c, EMOJI_STATUS).unwrap()
|
|
}
|
|
#[inline]
|
|
pub(crate) fn is_emoji_status_for_emoji_char_or_emoji_component(s: EmojiStatus) -> bool {
|
|
!matches!(s, EmojiStatus::NonEmoji)
|
|
}
|
|
#[inline]
|
|
pub(crate) fn is_emoji_status_for_emoji_char(s: EmojiStatus) -> bool {
|
|
!matches!(s, EmojiStatus::NonEmoji | EmojiStatus::NonEmojiButEmojiComponent)
|
|
}
|
|
#[inline]
|
|
pub(crate) fn is_emoji_status_for_emoji_component(s: EmojiStatus) -> bool {
|
|
matches!(s, EmojiStatus::EmojiPresentationAndEmojiComponent |
|
|
EmojiStatus::EmojiPresentationAndModifierAndEmojiComponent |
|
|
EmojiStatus::EmojiOtherAndEmojiComponent)
|
|
}
|
|
""")
|
|
|
|
f.write(" // Emoji status table:\n")
|
|
emoji_status_table = load_emoji_properties("emoji/emoji-data.txt")
|
|
# we combine things together here.
|
|
|
|
# `Extended_Pictographic`` is only for future proof usages, we ignore it here.
|
|
# emoji_prop_list = ["Emoji", "Emoji_Presentation", "Emoji_Modifier", "Emoji_Modifier_Base", "Emoji_Component", "Extended_Pictographic"]
|
|
emoji_prop_list = ["Emoji", "Emoji_Presentation", "Emoji_Modifier", "Emoji_Modifier_Base", "Emoji_Component"]
|
|
|
|
# need to skip surrogates because they're not representable by rust `char`s
|
|
emoji_status_table["Surrogate"] = [(0xD800, 0xDFFF)]
|
|
emoji_prop_list.append("Surrogate")
|
|
|
|
emoji_prop_list_len = [len(emoji_status_table[x]) for x in emoji_prop_list]
|
|
emoji_prop_count = len(emoji_prop_list)
|
|
code_point_first = 0
|
|
code_point_last = 0x10FFFF
|
|
emoji_prop_list_pos = [0 for _ in emoji_prop_list]
|
|
cur_group_first = code_point_first
|
|
emoji_table = []
|
|
def group_text(s):
|
|
if s == "Surrogate":
|
|
return "<Surrogate>"
|
|
elif s == "":
|
|
return "EmojiStatus::NonEmoji"
|
|
elif s == "Emoji_Component":
|
|
return "EmojiStatus::NonEmojiButEmojiComponent"
|
|
elif s == "Emoji;Emoji_Presentation":
|
|
return "EmojiStatus::EmojiPresentation"
|
|
elif s == "Emoji;Emoji_Presentation;Emoji_Modifier_Base":
|
|
return "EmojiStatus::EmojiPresentationAndModifierBase"
|
|
elif s == "Emoji;Emoji_Modifier_Base":
|
|
return "EmojiStatus::EmojiModifierBase"
|
|
elif s == "Emoji":
|
|
return "EmojiStatus::EmojiOther"
|
|
elif s == "Emoji;Emoji_Presentation;Emoji_Component":
|
|
return "EmojiStatus::EmojiPresentationAndEmojiComponent"
|
|
elif s == "Emoji;Emoji_Presentation;Emoji_Modifier;Emoji_Component":
|
|
return "EmojiStatus::EmojiPresentationAndModifierAndEmojiComponent"
|
|
elif s == "Emoji;Emoji_Component":
|
|
return "EmojiStatus::EmojiOtherAndEmojiComponent"
|
|
else:
|
|
return "EmojiStatus::NewCombination(\"" + s + "\")"
|
|
while cur_group_first <= code_point_last:
|
|
cur_group_props = []
|
|
cur_group_last = code_point_last
|
|
for prop_list_idx in range(emoji_prop_count):
|
|
if emoji_prop_list_pos[prop_list_idx] >= emoji_prop_list_len[prop_list_idx]:
|
|
continue
|
|
elif emoji_status_table[emoji_prop_list[prop_list_idx]][emoji_prop_list_pos[prop_list_idx]][0] > cur_group_first:
|
|
cur_group_last = min(cur_group_last, emoji_status_table[emoji_prop_list[prop_list_idx]][emoji_prop_list_pos[prop_list_idx]][0] - 1)
|
|
else:
|
|
cur_group_props.append(emoji_prop_list[prop_list_idx])
|
|
cur_group_last = min(cur_group_last, emoji_status_table[emoji_prop_list[prop_list_idx]][emoji_prop_list_pos[prop_list_idx]][1])
|
|
cur_group_text = group_text(";".join(cur_group_props))
|
|
if cur_group_text != "<Surrogate>":
|
|
emoji_table.append((cur_group_first, cur_group_last, cur_group_text))
|
|
for prop_list_idx in range(emoji_prop_count):
|
|
if emoji_prop_list_pos[prop_list_idx] >= emoji_prop_list_len[prop_list_idx]:
|
|
continue
|
|
elif emoji_status_table[emoji_prop_list[prop_list_idx]][emoji_prop_list_pos[prop_list_idx]][0] > cur_group_first:
|
|
continue
|
|
else:
|
|
if cur_group_last == emoji_status_table[emoji_prop_list[prop_list_idx]][emoji_prop_list_pos[prop_list_idx]][1]:
|
|
emoji_prop_list_pos[prop_list_idx] += 1
|
|
cur_group_first = cur_group_last + 1
|
|
|
|
emit_table(f, "EMOJI_STATUS", emoji_table, "&[(char, char, EmojiStatus)]", is_pub=False,
|
|
pfun=lambda x: "(%s,%s,%s)" % (escape_char(x[0]), escape_char(x[1]), x[2]))
|
|
f.write("}\n\n")
|
|
|
|
def emit_util_mod(f):
|
|
f.write("""
|
|
#[allow(dead_code)]
|
|
pub mod util {
|
|
use core::result::Result::{Ok, Err};
|
|
|
|
pub fn bsearch_range_value_table<T: Copy>(c: char, r: &'static [(char, char, T)]) -> Option<T> {
|
|
use core::cmp::Ordering::{Equal, Less, Greater};
|
|
match r.binary_search_by(|&(lo, hi, _)| {
|
|
if lo <= c && c <= hi { Equal }
|
|
else if hi < c { Less }
|
|
else { Greater }
|
|
}) {
|
|
Ok(idx) => {
|
|
let (_, _, cat) = r[idx];
|
|
Some(cat)
|
|
}
|
|
Err(_) => None
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
""")
|
|
|
|
if __name__ == "__main__":
|
|
r = "tables.rs"
|
|
if os.path.exists(r):
|
|
os.remove(r)
|
|
with open(r, "w") as rf:
|
|
# write the file's preamble
|
|
rf.write(preamble)
|
|
|
|
rf.write("""
|
|
/// The version of [Unicode](http://www.unicode.org/)
|
|
/// that this version of unicode-security is based on.
|
|
pub const UNICODE_VERSION: (u64, u64, u64) = (%s, %s, %s);
|
|
|
|
""" % UNICODE_VERSION)
|
|
|
|
emit_util_mod(rf)
|
|
### general category module
|
|
emit_general_category_module(rf)
|
|
### emoji module
|
|
emit_emoji_module(rf)
|