Riven/srcgen/consts/champion.rs.dt
2019-10-23 00:49:02 -07:00

97 lines
2.6 KiB
Text

{{
const champions = require('./.champion.json')
.filter(({ id }) => id > 0)
.sort(({ name: a }, { name: b }) => a > b ? 1 : -1);
const hashFactor = 256;
const enumName = name => name.replace(/[^a-z]+/i, '');
const strHash = function(str) {
let h = 0;
for (let c of str)
h = hashFactor * h + c.charCodeAt(0);
return h;
};
const padId = function(id) { return ('' + id).padEnd(3); };
}}{{= require('./dotUtils.js').preamble() }}
use std::fmt;
use num_derive;
/// League of Legend's champions.
///
/// The documentation of each variant specifies:<br>
/// NAME (`IDENTIFIER`, ID).
#[derive(fmt::Debug, Copy, Clone)]
#[derive(num_derive::FromPrimitive, num_derive::ToPrimitive)]
pub enum Champion {
{{
for (let { id, alias, name } of champions) {
const comment = `${name.padEnd(14)} (\`${alias}\`, ${id}).`.padEnd(36);
const ename = enumName(name).padEnd(12);
}}
/** {{= comment }} */ {{= ename }} = {{= id }},
{{
}
}}
}
impl Champion {
pub fn name(self) -> &'static str {
match self {
{{
for (let { id, name } of champions) {
}}
Self::{{= enumName(name).padEnd(12) }} => "{{= name }}",
{{
}
}}
}
}
pub fn identifier(self) -> &'static str {
match self {
{{
for (let { name, alias } of champions) {
}}
Self::{{= enumName(name).padEnd(12) }} => "{{= alias }}",
{{
}
}}
}
}
}
impl std::str::FromStr for Champion {
type Err = ();
fn from_str(val: &str) -> Result<Self, Self::Err> {
// 4 characters encoded as an int.
match val.chars()
.filter(|c| c.is_ascii_alphabetic())
.take(4)
.map(|c| c.to_ascii_uppercase() as u32)
.fold(0u32, |hash, next| hash * {{= hashFactor }} + next)
{
{{
let keyStrings = (name, alias) => new Set([].concat(...[ name, alias ].map(s => s.toUpperCase())
.map(s => [
s.replace(/[^A-Z]+/, '').substring(0, 4),
s.split(/[^A-Z]/, 1)[0].substring(0, 4)
])));
for (let { id, alias, name } of champions) {
for (let prefix of keyStrings(name, alias)) {
}}
{{= ('' + strHash(prefix)).padEnd(10) }} /* {{= prefix.padEnd(4) }} */ => Ok(Self::{{= enumName(name) }}),
{{
}
}
}}
_ => Err(()),
}
}
}
impl fmt::Display for Champion {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "{:?}", self)
}
}