From 5b81647c27af77be3d35e10cb53cad1897a7f392 Mon Sep 17 00:00:00 2001
From: Sam Anthony <sam@samanthony.xyz>
Date: Sat, 29 Jul 2023 10:29:15 -0230
Subject: negation command

---
 ui.go | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

(limited to 'ui.go')

diff --git a/ui.go b/ui.go
index 6596b77..85919c4 100644
--- a/ui.go
+++ b/ui.go
@@ -44,6 +44,8 @@ func (ui UI) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 		case "C":
 			ui.calc.buf = ""
 			ui.calc.stack = ui.calc.stack[:0]
+		case "N":
+			ui.calc.negate()
 		case "+", "-", "*", "/", "%", "^":
 			if err := ui.calc.performOp(msg.String()[0]); err != nil {
 				panic(err)
@@ -71,7 +73,7 @@ func (ui UI) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 func (ui UI) View() string {
 	var s string
 	for _, f := range ui.calc.stack {
-		s += printStackVal(f) + "\n"
+		s += printNum(f) + "\n"
 	}
 	s += boxTop(ui.windowWidth) + "\n"
 	s += fmt.Sprintf("%[1]c%-*s%[1]c\n", boxVertical, ui.windowWidth-2, ui.calc.buf)
@@ -79,7 +81,7 @@ func (ui UI) View() string {
 	return s
 }
 
-func printStackVal(v float64) string {
+func printNum(v float64) string {
 	return fmt.Sprintf(" %.*g", sigDigs, v)
 }
 
-- 
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