[enh] add clearHistory command

commands.go

@@ -121,12 +121,20 @@ var COMMANDS map[string]func(string, *App) CommandFunc = map[string]func(string,
 		}
 	},
 	"toggleContextSpecificSearch": func(_ string, a *App) CommandFunc {
-		return func(g *gocui.Gui, v *gocui.View) error {
+		return func(g *gocui.Gui, _ *gocui.View) error {
 			a.config.General.ContextSpecificSearch = !a.config.General.ContextSpecificSearch
 			a.PrintBody(g)
 			return nil
 		}
 	},
+	"clearHistory": func(_ string, a *App) CommandFunc {
+		return func(g *gocui.Gui, _ *gocui.View) error {
+			a.history = make([]*Request, 0, 31)
+			a.historyIndex = 0
+			a.Layout(g)
+			return nil
+		}
+	},
 }
 
 func scrollView(v *gocui.View, dy int) error {

config/config.go

@@ -60,6 +60,7 @@ var DefaultKeys = map[string]map[string]string{
 		"CtrlW": "deleteWord",
 		"CtrlO": "openEditor",
 		"CtrlT": "toggleContextSpecificSearch",
+		"CtrlX": "clearHistory",
 		"Tab":   "nextView",
 		"CtrlJ": "nextView",
 		"CtrlK": "prevView",

sample-config.toml

@@ -17,6 +17,7 @@ CtrlD = "deleteLine"
 CtrlW = "deleteWord"
 CtrlE = "saveRequest"
 CtrlT = "toggleContextSpecificSearch"
+CtrlX = "clearHistory"
 Tab = "nextView"
 CtrlJ = "nextView"
 CtrlK = "prevView"