Yasuyuki Abe yasuabe
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| import cats.data.{State, Writer} | |
| import org.atnos.eff._ | |
| import org.atnos.eff.state._ | |
| import org.atnos.eff.writer._ | |
| import org.atnos.eff.syntax.all._ | |
| case class CashRegister(total: Int) { | |
| def addCash(toAdd: Int) = CashRegister(total + toAdd) | |
| } | |
| type Purchase = CashRegister => CashRegister |
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| import cats.data.State | |
| case class CashRegister(total: Int) { | |
| def addCash(toAdd: Int) = CashRegister(total + toAdd) | |
| } | |
| type Purchase = CashRegister => CashRegister | |
| def makePurchase(amount: Int): Purchase = (r: CashRegister) => { | |
| println("Purchase in amount: " + amount) | |
| r addCash amount | |
| } |
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| import cats.data.Writer | |
| import cats.instances.vector._ | |
| import cats.syntax.writer._ | |
| case class CashRegister(total: Int) { | |
| def addCash(toAdd: Int) = CashRegister(total + toAdd) | |
| } | |
| type Purchase = CashRegister => CashRegister | |
| def makePurchase(amount: Int): Purchase = (r: CashRegister) => { | |
| println(s"Purchase in amount: $amount") |
yasuabe
/ Chapter16.scala
Last active
December 15, 2017 21:59
ch15 mixed concurrencies - ch16 abstraction finally
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| package fp_tdd | |
| import cats.Apply | |
| import cats.syntax.apply._ | |
| import org.scalacheck.Prop.forAll | |
| import org.scalacheck.{Arbitrary, Gen, Properties} | |
| object Chapter16 extends Properties("ch16") { | |
| // ======== TODO ======== | |
| // ======== DONE ======== |
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| package fp_tdd | |
| import cats.Apply | |
| import cats.syntax.apply._ | |
| import org.scalacheck.Prop.forAll | |
| import org.scalacheck.{Arbitrary, Gen, Properties} | |
| object Chapter14 extends Properties("Ch14") { | |
| // ======== TODO ======== | |
| // $5 + 10 CHF = $10 if rate is 2:1 |
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| package fp_tdd | |
| import cats.Apply | |
| import cats.syntax.apply._ | |
| import org.scalacheck.Prop.forAll | |
| import org.scalacheck.{Arbitrary, Gen, Properties} | |
| object Chapter13 extends Properties("Ch13") { | |
| // ======== TODO ======== | |
| // $5 + 10 CHF = $10 if rate is 2:1 |
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| package fp_tdd | |
| import cats.Apply | |
| import cats.syntax.apply._ | |
| import org.scalacheck.Prop.forAll | |
| import org.scalacheck.{Arbitrary, Gen, Properties} | |
| object Chapter12 extends Properties("Ch12") { | |
| // ======== TODO ======== | |
| // $5 + 10 CHF = $10 if rate is 2:1 |
yasuabe
/ Chapter10.scala
Last active
December 15, 2017 22:00
ch10 interesting times- ch11 the root of all evil
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| package fp_tdd | |
| import cats.Apply | |
| import cats.syntax.apply._ | |
| import org.scalacheck.Prop.forAll | |
| import org.scalacheck.{Arbitrary, Gen, Properties} | |
| object Chapter10 extends Properties("Ch10") { | |
| // ======== TODO ======== | |
| // $5 + 10 CHF = $10 if rate is 2:1 |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| package fp_tdd | |
| import cats.Apply | |
| import cats.syntax.apply._ | |
| import org.scalacheck.Prop.forAll | |
| import org.scalacheck.{Arbitrary, Gen, Properties} | |
| object Chapter09 extends Properties("Ch09") { | |
| // ======== TODO ======== | |
| // $5 + 10 CHF = $10 if rate is 2:1 |
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
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| package fp_tdd | |
| import cats.Apply | |
| import cats.syntax.apply._ | |
| import org.scalacheck.Prop.forAll | |
| import org.scalacheck.{Arbitrary, Gen, Properties} | |
| object Chapter08 extends Properties("Ch08") { | |
| // ======== TODO ======== | |
| // $5 + 10 CHF = $10 if rate is 2:1 |