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input.mjs
35 lines (29 loc) 路 939 Bytes
/
input.mjs
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namespace Validation {
export interface StringValidator {
isAcceptable(s: string): boolean;
}
const lettersRegexp = /^[A-Za-z]+$/;
const numberRegexp = /^[0-9]+$/;
export class LettersOnlyValidator implements StringValidator {
constructor() {
console.log("1");
}
isAcceptable(s: string) {
return lettersRegexp.test(s);
}
}
export class ZipCodeValidator implements StringValidator {
isAcceptable(s: string) {
return s.length === 5 && numberRegexp.test(s);
}
}
}
let strings = ["Hello", "98052", "101"];
let validators: { [s: string]: Validation.StringValidator; } = {};
validators["ZIP code"] = new Validation.ZipCodeValidator();
validators["Letters only"] = new Validation.LettersOnlyValidator();
for (let s of strings) {
for (let name in validators) {
console.log(`"${ s }" - ${ validators[name].isAcceptable(s) ? "matches" : "does not match" } ${ name }`);
}
}