1 files changed, 8 insertions, 27 deletions
diff --git a/temperature.go b/temperature.go
index ac8cae0..166d222 100644
--- a/temperature.go
+++ b/temperature.go
@@ -1,9 +1,6 @@
 package main
 
-import (
-	"errors"
-	"fmt"
-)
+import "fmt"
 
 type TemperatureUnit int
 
@@ -13,30 +10,14 @@ const (
 	Fahrenheit
 )
 
-var TemperatureUnits = []string{"°C", "°K", "°F"}
-
-func ParseTemperatureUnit(s string) (TemperatureUnit, error) {
-	// Each case corresponds to a value in UnitStrings().
-	switch s {
-	case "°C":
-		return Celcius, nil
-	case "°K":
-		return Kelvin, nil
-	case "°F":
-		return Fahrenheit, nil
-	default:
-		return *new(TemperatureUnit), errors.New(fmt.Sprintf("invalid unit: '%s'", s))
-	}
-}
-
 type Temperature struct {
-	Val  float32
+	Val  float64
 	Unit TemperatureUnit
 }
 
-func (t Temperature) AsUnit(u TemperatureUnit) (float32, error) {
+func (t Temperature) AsUnit(u TemperatureUnit) float64 {
 	// Convert to celcius
-	var c float32
+	var c float64
 	switch t.Unit {
 	case Celcius:
 		c = t.Val
@@ -49,12 +30,12 @@ func (t Temperature) AsUnit(u TemperatureUnit) (float32, error) {
 	// Convert to desired unit
 	switch u {
 	case Celcius:
-		return c, nil
+		return c
 	case Kelvin:
-		return c + 272.15, nil
+		return c + 272.15
 	case Fahrenheit:
-		return c*(9.0/5.0) + 32.0, nil
+		return c*(9.0/5.0) + 32.0
 	default:
-		return 0, errors.New(fmt.Sprintf("invalid unit: '%v'", u))
+		panic(fmt.Sprintf("invalid unit: '%v'", u))
 	}
 }