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mod constants {
pub const CJK_IDEOGRAPH_EXTENSION_D_FIRST: char = '𫝀';
pub const CJK_IDEOGRAPH_EXTENSION_D_LAST: char = '𫠝';
}
#[derive(Debug, Clone, Copy, Hash, PartialEq, Eq)]
pub enum CJKUnifiedIdeographsExtensionD {
CjkIdeographExtensionDFirst,
CjkIdeographExtensionDLast,
}
impl Into<char> for CJKUnifiedIdeographsExtensionD {
fn into(self) -> char {
use constants::*;
match self {
CJKUnifiedIdeographsExtensionD::CjkIdeographExtensionDFirst => CJK_IDEOGRAPH_EXTENSION_D_FIRST,
CJKUnifiedIdeographsExtensionD::CjkIdeographExtensionDLast => CJK_IDEOGRAPH_EXTENSION_D_LAST,
}
}
}
impl std::convert::TryFrom<char> for CJKUnifiedIdeographsExtensionD {
type Error = ();
fn try_from(c: char) -> Result<Self, Self::Error> {
use constants::*;
match c {
CJK_IDEOGRAPH_EXTENSION_D_FIRST => Ok(CJKUnifiedIdeographsExtensionD::CjkIdeographExtensionDFirst),
CJK_IDEOGRAPH_EXTENSION_D_LAST => Ok(CJKUnifiedIdeographsExtensionD::CjkIdeographExtensionDLast),
_ => Err(()),
}
}
}
impl Into<u32> for CJKUnifiedIdeographsExtensionD {
fn into(self) -> u32 {
let c: char = self.into();
let hex = c
.escape_unicode()
.to_string()
.replace("\\u{", "")
.replace("}", "");
u32::from_str_radix(&hex, 16).unwrap()
}
}
impl std::convert::TryFrom<u32> for CJKUnifiedIdeographsExtensionD {
type Error = ();
fn try_from(u: u32) -> Result<Self, Self::Error> {
if let Ok(c) = char::try_from(u) {
Self::try_from(c)
} else {
Err(())
}
}
}
impl Iterator for CJKUnifiedIdeographsExtensionD {
type Item = Self;
fn next(&mut self) -> Option<Self> {
let index: u32 = (*self).into();
use std::convert::TryFrom;
Self::try_from(index + 1).ok()
}
}
impl CJKUnifiedIdeographsExtensionD {
pub fn new() -> Self {
CJKUnifiedIdeographsExtensionD::CjkIdeographExtensionDFirst
}
pub fn name(&self) -> &str {
match self {
CJKUnifiedIdeographsExtensionD::CjkIdeographExtensionDFirst => "cjk ideograph extension d first",
CJKUnifiedIdeographsExtensionD::CjkIdeographExtensionDLast => "cjk ideograph extension d last",
}
}
}