irclib/src/utility/parser.ts

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2022-09-23 17:38:41 +00:00
import { IIRCLine } from '../types/irc.interfaces';
function parseERROR(line: string[]): IIRCLine {
const final: IIRCLine = {
user: { nickname: '', username: '', hostname: '' },
command: 'ERROR',
trailing: '',
raw: line.join(' '),
};
let pass1 = line.slice(1).join(' ');
if (pass1.indexOf(':') === 0) {
pass1 = pass1.substring(1);
}
final.trailing = pass1;
return final;
}
export function parse(rawline: string): IIRCLine {
const final: IIRCLine = {
user: {
nickname: '',
username: '',
hostname: '',
},
command: '',
arguments: [],
trailing: '',
raw: rawline,
};
const pass1 =
rawline.indexOf(':') === 0
? rawline.substring(1).split(' ')
: rawline.split(' ');
if (pass1[0] === 'ERROR') {
return parseERROR(pass1);
}
if (pass1[0].indexOf('!') !== -1) {
const nickuser = pass1[0].split('!');
final.user.nickname = nickuser[0];
const userhost = nickuser[1].split('@');
final.user.username = userhost[0];
final.user.hostname = userhost[1];
} else {
final.user.hostname = pass1[0];
}
final.command = pass1[1];
const pass2 = pass1.slice(2).join(' ');
if (pass2.indexOf(':') !== -1) {
final.arguments = pass2.substring(0, pass2.indexOf(' :')).split(' ');
final.trailing = pass2.substring(pass2.indexOf(':') + 1);
} else {
final.arguments = pass2.split(' ');
}
return final;
}