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feat: immutable options in random.alpha methods #790

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merged 7 commits into from
Apr 10, 2022
Merged

feat: immutable options in random.alpha methods #790

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c8ae059
feat: immutable options in random.alpha methods
ST-DDT Apr 6, 2022
665f82c
chore: accept readonly arrays
ST-DDT Apr 6, 2022
faf6425
chore: use "fancy" destructors and test options immutablility
ST-DDT Apr 8, 2022
645e94b
Merge branch 'main' into feature/random/alpha-immutable-options
ST-DDT Apr 8, 2022
5cc84e7
chore: merge main
ST-DDT Apr 9, 2022
6d84908
chore: simplify defaults
ST-DDT Apr 9, 2022
d548757
Merge branch 'main' into feature/random/alpha-immutable-options
Shinigami92 Apr 10, 2022
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47 changes: 18 additions & 29 deletions src/random.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -400,28 +400,22 @@ export class Random {
*/
// TODO @Shinigami92 2022-02-14: Tests covered `(count, options)`, but they were never typed like that
alpha(
options?:
options:
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| number
| { count?: number; upcase?: boolean; bannedChars?: string[] }
| { count?: number; upcase?: boolean; bannedChars?: string[] } = {
count: 1,
upcase: false,
bannedChars: [],
}
): string {
if (options == null) {
options = {
count: 1,
};
} else if (typeof options === 'number') {
if (typeof options === 'number') {
options = {
count: options,
};
} else if (options.count == null) {
options.count = 1;
}

if (options.upcase == null) {
options.upcase = false;
}
if (options.bannedChars == null) {
options.bannedChars = [];
}
const count = options.count ?? 1;
const upcase = options.upcase ?? false;
const bannedChars = options.bannedChars ?? [];

let wholeString = '';
let charsArray = [
Expand Down Expand Up @@ -452,15 +446,14 @@ export class Random {
'y',
'z',
];
// TODO @Shinigami92 2022-01-11: A default empty array gets assigned above, we should check the length against 0 or not here
if (options.bannedChars) {
charsArray = arrayRemove(charsArray, options.bannedChars);
}
for (let i = 0; i < options.count; i++) {

charsArray = arrayRemove(charsArray, bannedChars);

for (let i = 0; i < count; i++) {
wholeString += this.faker.random.arrayElement(charsArray);
}

return options.upcase ? wholeString.toUpperCase() : wholeString;
return upcase ? wholeString.toUpperCase() : wholeString;
}

/**
Expand All @@ -477,11 +470,9 @@ export class Random {
*/
alphaNumeric(
count: number = 1,
options: { bannedChars?: string[] } = {}
options: { bannedChars?: string[] } = { bannedChars: [] }
): string {
if (options.bannedChars == null) {
options.bannedChars = [];
}
const bannedChars = options.bannedChars ?? [];
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let wholeString = '';
let charsArray = [
Expand Down Expand Up @@ -523,9 +514,7 @@ export class Random {
'z',
];

if (options.bannedChars) {
charsArray = arrayRemove(charsArray, options.bannedChars);
}
charsArray = arrayRemove(charsArray, bannedChars);

if (charsArray.length === 0) {
throw new FakerError(
Expand Down