From fbd4b60834f0c8d2c98a03166d78a68736526640 Mon Sep 17 00:00:00 2001
From: Mike Hearn <mike@r3cev.com>
Date: Wed, 3 Feb 2016 12:48:08 +0100
Subject: [PATCH] Minor: allow double constants to be used to create Amounts,
 you can now write 35.99.DOLLARS to mean $35.99

---
 src/main/kotlin/core/ContractsDSL.kt | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/main/kotlin/core/ContractsDSL.kt b/src/main/kotlin/core/ContractsDSL.kt
index 48e66bc4f9..c16fbe4953 100644
--- a/src/main/kotlin/core/ContractsDSL.kt
+++ b/src/main/kotlin/core/ContractsDSL.kt
@@ -35,6 +35,8 @@ val Int.DOLLARS: Amount get() = Amount(this.toLong() * 100, USD)
 val Int.POUNDS: Amount get() = Amount(this.toLong() * 100, GBP)
 val Int.SWISS_FRANCS: Amount get() = Amount(this.toLong() * 100, CHF)
 
+val Double.DOLLARS: Amount get() = Amount((this * 100).toLong(), USD)
+
 //// Requirements /////////////////////////////////////////////////////////////////////////////////////////////////////
 
 class Requirements {
@@ -89,6 +91,8 @@ data class Amount(val pennies: Long, val currency: Currency) : Comparable<Amount
 
     operator fun div(other: Long): Amount = Amount(pennies / other, currency)
     operator fun times(other: Long): Amount = Amount(Math.multiplyExact(pennies, other), currency)
+    operator fun div(other: Int): Amount = Amount(pennies / other, currency)
+    operator fun times(other: Int): Amount = Amount(Math.multiplyExact(pennies, other.toLong()), currency)
 
     override fun toString(): String = currency.currencyCode + " " + (BigDecimal(pennies) / BigDecimal(100)).toPlainString()