Skip to content

Instantly share code, notes, and snippets.

@jh3y

jh3y/bakeACake.js

Last active August 21, 2020 20:43
Download ZIP

Revisions

  1. jh3y revised this gist Dec 14, 2019. 1 changed file with 3 additions and 2 deletions.
    5 changes: 3 additions & 2 deletions bakeACake.js
    View file
    Original file line number Diff line number Diff line change
    @@ -1,4 +1,4 @@
    const PROB = 0.1
    const PROB = 0.2
    const grabIngredient = ingredient => () => {
    return new Promise((resolve, reject) => {
    setTimeout(() => {
    @@ -33,7 +33,7 @@ const getIngredientsFromTheSuperMarket = async () => {
    } catch(e) { return e }
    }

    const getIngredientsOnline = () => Promise.all([
    const getIngredientsOnline = async () => await Promise.all([
    getButter(),
    getFlour(),
    getSugar(),
    @@ -51,6 +51,7 @@ const bakeACake = async () => {
    const cakeMix = await mix(ingredients)
    const hotCake = await cook(cakeMix)
    const cake = await stand(hotCake)
    console.info('BAKED', cake)
    return cake
    } catch (e) { console.info(e) }
    }
  2. jh3y revised this gist Dec 14, 2019. 1 changed file with 14 additions and 18 deletions.
    32 changes: 14 additions & 18 deletions bakeACake.js
    View file
    Original file line number Diff line number Diff line change
    @@ -1,4 +1,4 @@
    const PROB = 0.9
    const PROB = 0.1
    const grabIngredient = ingredient => () => {
    return new Promise((resolve, reject) => {
    setTimeout(() => {
    @@ -33,30 +33,26 @@ const getIngredientsFromTheSuperMarket = async () => {
    } catch(e) { return e }
    }

    const getIngredientsOnline = () => {
    try {
    return Promise.all([
    getButter(),
    getFlour(),
    getSugar(),
    getEggs(),
    ])
    } catch (e) {
    console.info('Oops! ', e)
    }
    }
    const getIngredientsOnline = () => Promise.all([
    getButter(),
    getFlour(),
    getSugar(),
    getEggs(),
    ])

    // boilerplate async functions that return strings
    const mix = async (ingredients) => `Mixing ${ingredients}`
    const cook = async (cakeMix) => 'Hot Cake'
    const stand = async (hotCake) => '🍰'

    const bakeACake = async () => {
    const ingredients = await getIngredientsOnline()
    const cakeMix = await mix(ingredients)
    const hotCake = await cook(cakeMix)
    const cake = await stand(hotCake)
    return cake
    try {
    const ingredients = await getIngredientsOnline()
    const cakeMix = await mix(ingredients)
    const hotCake = await cook(cakeMix)
    const cake = await stand(hotCake)
    return cake
    } catch (e) { console.info(e) }
    }

    bakeACake()
  3. jh3y revised this gist Dec 14, 2019. 1 changed file with 28 additions and 25 deletions.
    53 changes: 28 additions & 25 deletions bakeACake.js
    View file
    Original file line number Diff line number Diff line change
    @@ -1,19 +1,22 @@
    // helper function for stock check
    const doTheyHaveIt = () => Math.random() > 0.1
    const PROB = 0.9
    const grabIngredient = ingredient => () => {
    return new Promise((resolve, reject) => {
    setTimeout(() => {
    if (Math.random() > PROB) {
    resolve(ingredient)
    } else {
    reject(`Sorry, we've got no ${ingredient}`)
    }
    }, Math.random() * 1000)
    })
    }


    // boilerplate functions for getting the different ingredients
    const getButter = () => new Promise((resolve, reject) => {
    setTimeout(doTheyHaveIt() ? resolve('Butter') : reject('Sorry, no butter'), 1000)
    })
    const getFlour = () => new Promise((resolve, reject) => {
    setTimeout(doTheyHaveIt() ? resolve('Flour') : reject('Sorry, no flour'), 1000)
    })
    const getSugar = () => new Promise((resolve, reject) => {
    setTimeout(doTheyHaveIt() ? resolve('Sugar') : reject('Sorry, no sugar'), 1000)
    })
    const getEggs = () => new Promise((resolve, reject) => {
    setTimeout(doTheyHaveIt() ? resolve('Eggs') : reject('Sorry, no eggs'), 1000)
    })
    const getButter = grabIngredient('Butter')
    const getFlour = grabIngredient('Flour')
    const getSugar = grabIngredient('Sugar')
    const getEggs = grabIngredient('Eggs')

    const getIngredientsFromTheSuperMarket = async () => {
    try {
    @@ -30,16 +33,17 @@ const getIngredientsFromTheSuperMarket = async () => {
    } catch(e) { return e }
    }

    const getIngredientsOnline = async () => {
    const getIngredientsOnline = () => {
    try {
    return await Promise.all([
    getButter(),
    getFlour(),
    getSugar(),
    getEggs(),
    ])
    } catch (e) { return e }

    return Promise.all([
    getButter(),
    getFlour(),
    getSugar(),
    getEggs(),
    ])
    } catch (e) {
    console.info('Oops! ', e)
    }
    }

    // boilerplate async functions that return strings
    @@ -55,5 +59,4 @@ const bakeACake = async () => {
    return cake
    }

    // create a fresh cake and log it in the callback
    const freshCake = bakeACake().then(console.info)
    bakeACake()
  4. jh3y revised this gist Dec 14, 2019. 1 changed file with 2 additions and 2 deletions.
    4 changes: 2 additions & 2 deletions bakeACake.js
    View file
    Original file line number Diff line number Diff line change
    @@ -43,7 +43,7 @@ const getIngredientsOnline = async () => {
    }

    // boilerplate async functions that return strings
    const mix = async (ingredients) => 'Cake Mix'
    const mix = async (ingredients) => `Mixing ${ingredients}`
    const cook = async (cakeMix) => 'Hot Cake'
    const stand = async (hotCake) => '🍰'

    @@ -56,4 +56,4 @@ const bakeACake = async () => {
    }

    // create a fresh cake and log it in the callback
    const freshCake = bakeACake().then((cake) => console.info(cake))
    const freshCake = bakeACake().then(console.info)
  5. jh3y created this gist Jan 25, 2018.
    59 changes: 59 additions & 0 deletions bakeACake.js
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,59 @@
    // helper function for stock check
    const doTheyHaveIt = () => Math.random() > 0.1

    // boilerplate functions for getting the different ingredients
    const getButter = () => new Promise((resolve, reject) => {
    setTimeout(doTheyHaveIt() ? resolve('Butter') : reject('Sorry, no butter'), 1000)
    })
    const getFlour = () => new Promise((resolve, reject) => {
    setTimeout(doTheyHaveIt() ? resolve('Flour') : reject('Sorry, no flour'), 1000)
    })
    const getSugar = () => new Promise((resolve, reject) => {
    setTimeout(doTheyHaveIt() ? resolve('Sugar') : reject('Sorry, no sugar'), 1000)
    })
    const getEggs = () => new Promise((resolve, reject) => {
    setTimeout(doTheyHaveIt() ? resolve('Eggs') : reject('Sorry, no eggs'), 1000)
    })

    const getIngredientsFromTheSuperMarket = async () => {
    try {
    const butter = await getButter()
    const flour = await getFlour()
    const sugar = await getSugar()
    const eggs = await getEggs()
    return [
    butter,
    flour,
    sugar,
    eggs,
    ]
    } catch(e) { return e }
    }

    const getIngredientsOnline = async () => {
    try {
    return await Promise.all([
    getButter(),
    getFlour(),
    getSugar(),
    getEggs(),
    ])
    } catch (e) { return e }

    }

    // boilerplate async functions that return strings
    const mix = async (ingredients) => 'Cake Mix'
    const cook = async (cakeMix) => 'Hot Cake'
    const stand = async (hotCake) => '🍰'

    const bakeACake = async () => {
    const ingredients = await getIngredientsOnline()
    const cakeMix = await mix(ingredients)
    const hotCake = await cook(cakeMix)
    const cake = await stand(hotCake)
    return cake
    }

    // create a fresh cake and log it in the callback
    const freshCake = bakeACake().then((cake) => console.info(cake))