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chore: refactor the everything be true challenge (#45433)

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Naomi Carrigan
2022-03-16 08:29:46 -07:00
committed by GitHub
parent f34c125da4
commit dab600b4b1
1 changed files with 84 additions and 81 deletions
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145
curriculum/challenges/english/02-javascript-algorithms-and-data-structures/intermediate-algorithm-scripting/everything-be-true.md
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@ -18,120 +18,123 @@ Remember, you can access object properties through either dot notation or `[]` n
# --hints-- # --hints--
`truthCheck([{"user": "Tinky-Winky", "sex": "male"}, {"user": "Dipsy", "sex": "male"}, {"user": "Laa-Laa", "sex": "female"}, {"user": "Po", "sex": "female"}], "sex")` should return `true`. `truthCheck([{name: "Quincy", role: "Founder", isBot: false}, {name: "Naomi", role: "", isBot: false}, {name: "Camperbot", role: "Bot", isBot: true}], "isBot")` should return `false`.
```js ```js
assert.strictEqual( assert.strictEqual(truthCheck(
truthCheck(
[ [
{ user: 'Tinky-Winky', sex: 'male' }, { name: "Quincy", role: "Founder", isBot: false },
{ user: 'Dipsy', sex: 'male' }, { name: "Naomi", role: "", isBot: false },
{ user: 'Laa-Laa', sex: 'female' }, { name: "Camperbot", role: "Bot", isBot: true }
{ user: 'Po', sex: 'female' }
], ],
'sex' "isBot"), false);
),
true
);
``` ```
`truthCheck([{"user": "Tinky-Winky", "sex": "male"}, {"user": "Dipsy"}, {"user": "Laa-Laa", "sex": "female"}, {"user": "Po", "sex": "female"}], "sex")` should return `false`. `truthCheck([{name: "Quincy", role: "Founder", isBot: false}, {name: "Naomi", role: "", isBot: false}, {name: "Camperbot", role: "Bot", isBot: true}], "name")` should return `true`.
```js ```js
assert.strictEqual( assert.strictEqual(truthCheck(
truthCheck(
[ [
{ user: 'Tinky-Winky', sex: 'male' }, { name: "Quincy", role: "Founder", isBot: false },
{ user: 'Dipsy' }, { name: "Naomi", role: "", isBot: false },
{ user: 'Laa-Laa', sex: 'female' }, { name: "Camperbot", role: "Bot", isBot: true }
{ user: 'Po', sex: 'female' }
], ],
'sex' "name"), true);
),
false
);
``` ```
`truthCheck([{"user": "Tinky-Winky", "sex": "male", "age": 0}, {"user": "Dipsy", "sex": "male", "age": 3}, {"user": "Laa-Laa", "sex": "female", "age": 5}, {"user": "Po", "sex": "female", "age": 4}], "age")` should return `false`. `truthCheck([{name: "Quincy", role: "Founder", isBot: false}, {name: "Naomi", role: "", isBot: false}, {name: "Camperbot", role: "Bot", isBot: true}], "role")` should return `false`.
```js ```js
assert.strictEqual( assert.strictEqual(truthCheck(
truthCheck(
[ [
{ user: 'Tinky-Winky', sex: 'male', age: 2 }, { name: "Quincy", role: "Founder", isBot: false },
{ user: 'Dipsy', sex: 'male', age: 0 }, { name: "Naomi", role: "", isBot: false },
{ user: 'Laa-Laa', sex: 'female', age: 5 }, { name: "Camperbot", role: "Bot", isBot: true }
{ user: 'Po', sex: 'female', age: 4 }
], ],
'age' "role"), false);
),
false
);
``` ```
`truthCheck([{"name": "Pete", "onBoat": true}, {"name": "Repeat", "onBoat": true}, {"name": "FastForward", "onBoat": null}], "onBoat")` should return `false`. `truthCheck([{name: "Pikachu", number: 25, caught: 3}, {name: "Togepi", number: 175, caught: 1}], "number")` should return `true`.
```js ```js
assert.strictEqual( assert.strictEqual(truthCheck(
truthCheck(
[ [
{ name: 'Pete', onBoat: true }, { name: "Pikachu", number: 25, caught: 3 },
{ name: 'Repeat', onBoat: true }, { name: "Togepi", number: 175, caught: 1 },
{ name: 'FastForward', onBoat: null }
], ],
'onBoat' "number"), true);
),
false
);
``` ```
`truthCheck([{"name": "Pete", "onBoat": true}, {"name": "Repeat", "onBoat": true, "alias": "Repete"}, {"name": "FastForward", "onBoat": true}], "onBoat")` should return `true`. `truthCheck([{name: "Pikachu", number: 25, caught: 3}, {name: "Togepi", number: 175, caught: 1}, {name: "MissingNo", number: NaN, caught: 0}], "caught")` should return `false`.
```js ```js
assert.strictEqual( assert.strictEqual(truthCheck(
truthCheck(
[ [
{ name: 'Pete', onBoat: true }, { name: "Pikachu", number: 25, caught: 3 },
{ name: 'Repeat', onBoat: true, alias: 'Repete' }, { name: "Togepi", number: 175, caught: 1 },
{ name: 'FastForward', onBoat: true } { name: "MissingNo", number: NaN, caught: 0 },
], ],
'onBoat' "caught"), false);
),
true
);
``` ```
`truthCheck([{"single": "yes"}], "single")` should return `true`. `truthCheck([{name: "Pikachu", number: 25, caught: 3}, {name: "Togepi", number: 175, caught: 1}, {name: "MissingNo", number: NaN, caught: 0}], "number")` should return `false`.
```js ```js
assert.strictEqual(truthCheck([{ single: 'yes' }], 'single'), true); assert.strictEqual(truthCheck(
[
{ name: "Pikachu", number: 25, caught: 3 },
{ name: "Togepi", number: 175, caught: 1 },
{ name: "MissingNo", number: NaN, caught: 0 },
],
"number"), false);
``` ```
`truthCheck([{"single": ""}, {"single": "double"}], "single")` should return `false`. `truthCheck([{name: "Quincy", username: "QuincyLarson"}, {name: "Naomi", username: "nhcarrigan"}, {name: "Camperbot"}], "username")` should return `false`.
```js ```js
assert.strictEqual( assert.strictEqual(truthCheck(
truthCheck([{ single: '' }, { single: 'double' }], 'single'), [
false { name: "Quincy", username: "QuincyLarson" },
); { name: "Naomi", username: "nhcarrigan" },
{ name: "Camperbot" }
],
"username"), false);
``` ```
`truthCheck([{"single": "double"}, {"single": undefined}], "single")` should return `false`. `truthCheck([{name: "freeCodeCamp", users: [{name: "Quincy"}, {name: "Naomi"}]}, {name: "Code Radio", users: [{name: "Camperbot"}]}, {name: "", users: []}], "users")` should return `true`.
```js ```js
assert.strictEqual( assert.strictEqual(truthCheck(
truthCheck([{ single: 'double' }, { single: undefined }], 'single'), [
false { name: "freeCodeCamp", users: [{ name: "Quincy" }, { name: "Naomi" }] },
); { name: "Code Radio", users: [{ name: "Camperbot" }] },
{ name: "", users: [] },
],
"users"), true);
``` ```
`truthCheck([{"single": "double"}, {"single": NaN}], "single")` should return `false`. `truthCheck([{id: 1, data: {url: "https://freecodecamp.org", name: "freeCodeCamp}}, {id: 2, data: {url: "https://coderadio.freecodecamp.org/", name: "CodeRadio"}}, {id: null, data: {}}], "data")` should return `true`.
```js ```js
assert.strictEqual( assert.strictEqual(truthCheck(
truthCheck([{ single: 'double' }, { single: NaN }], 'single'), [
false { id: 1, data: { url: "https://www.freecodecamp.org", name: "freeCodeCamp" } },
); { id: 2, data: { url: "https://coderadio.freecodecamp.org/", name: "CodeRadio" } },
{ id: null, data: {} },
],
"data"), true);
```
`truthCheck([{id: 1, data: {url: "https://freecodecamp.org", name: "freeCodeCamp}}, {id: 2, data: {url: "https://coderadio.freecodecamp.org/", name: "CodeRadio"}}, {id: null, data: {}}], "id")` should return `false`.
```js
assert.strictEqual(truthCheck(
[
{ id: 1, data: { url: "https://www.freecodecamp.org", name: "freeCodeCamp" } },
{ id: 2, data: { url: "https://coderadio.freecodecamp.org/", name: "CodeRadio" } },
{ id: null, data: {} },
],
"id"), false);
``` ```
# --seed-- # --seed--
@ -143,7 +146,7 @@ function truthCheck(collection, pre) {
return pre; return pre;
} }
truthCheck([{"user": "Tinky-Winky", "sex": "male"}, {"user": "Dipsy", "sex": "male"}, {"user": "Laa-Laa", "sex": "female"}, {"user": "Po", "sex": "female"}], "sex"); truthCheck([{name: "Quincy", role: "Founder", isBot: false}, {name: "Naomi", role: "", isBot: false}, {name: "Camperbot", role: "Bot", isBot: true}], "isBot");
``` ```
# --solutions-- # --solutions--