ruidy/deno_hello
1
0
Fork 0
mirror of https://github.com/rjNemo/deno_hello synced 2026-06-06 01:56:40 +00:00
Code Issues Projects Releases Packages Wiki Activity Actions

fix: validation

Browse source
This commit is contained in:
Ruidy 2021-02-19 13:31:50 +01:00
parent 80788adc40
commit bd1af7b44a
2 changed files with 7 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

8
src/index.ts
View file

@ -1,5 +1,5 @@
import { ValidationError } from "./validation.ts";
import { getLocaleById, localesSize } from "./repository/locales.ts";
import { idIsValid, ValidationError } from "./validation.ts";
import { getLocaleById } from "./repository/locales.ts";
/**
* Display the iconic Hello, World
@ -8,10 +8,8 @@ export const sayHello = (id?: number) => {
if (!id) {
return;
}
if (idInValidRange(id)) {
if (!idIsValid(id)) {
throw new ValidationError(`Invalid index: ${id}`);
}
return getLocaleById(id);
};
const idInValidRange = (id: number) => id < 1 || id >= localesSize;

4
src/validation.ts
View file

@ -4,4 +4,8 @@
*
@example * `throw new ValidationError("Bad id")`
*/
import { localesSize } from "./repository/locales.ts";
export class ValidationError extends Error {}
export const idIsValid = (id: number) => id > 0 && id < localesSize;