Refactor

config/helpText.go

@@ -0,0 +1,19 @@
+package config
+
+var HelpText = `wuzz - Interactive cli tool for HTTP inspection
+
+Usage: wuzz [-H|--header HEADER]... [-d|--data|--data-binary DATA] [-X|--request METHOD] [-t|--timeout MSECS] [URL]
+
+Other command line options:
+  -c, --config PATH   Specify custom configuration file
+  -h, --help          Show this
+  -v, --version       Display version number
+
+Key bindings:
+  ctrl+r              Send request
+  ctrl+s              Save response
+  tab, ctrl+j         Next window
+  shift+tab, ctrl+k   Previous window
+  ctrl+h, alt+h       Show history
+  pageUp              Scroll up the current window
+  pageDown            Scroll down the current window`

editors.go

@@ -0,0 +1,97 @@
+package main
+
+import (
+	"github.com/jroimartin/gocui"
+)
+
+// Acts as an editor but does nothing
+type EmptyEditor struct {
+	// Deliberately left empty
+}
+
+func (e EmptyEditor) Edit(v *gocui.View, key gocui.Key, ch rune, mod gocui.Modifier) {
+	// Deliberately left empty
+}
+
+// Handles BackTab (\033[Z) sequence
+type BackTabEditor struct {
+	editor                      gocui.Editor
+	goBack                      func()
+	waitingForSecondBackTabRune bool
+}
+
+func (e *BackTabEditor) Edit(v *gocui.View, key gocui.Key, ch rune, mod gocui.Modifier) {
+	if e.waitingForSecondBackTabRune {
+		if ch == 'Z' {
+			e.goBack()
+			e.waitingForSecondBackTabRune = false
+			return
+		} else {
+			e.editor.Edit(v, 0, '[', gocui.ModAlt)
+		}
+	}
+
+	if ch == '[' && mod == gocui.ModAlt {
+		e.waitingForSecondBackTabRune = true
+	} else {
+		e.editor.Edit(v, key, ch, mod)
+	}
+}
+
+// Calls search function
+type SearchEditor struct {
+	editor gocui.Editor
+	search func()
+}
+
+func (e SearchEditor) Edit(v *gocui.View, key gocui.Key, ch rune, mod gocui.Modifier) {
+	e.editor.Edit(v, key, ch, mod)
+	e.search()
+}
+
+// Adds home and end buttons functionality
+type HomeEndEditor struct {
+	editor gocui.Editor
+}
+
+func (e HomeEndEditor) Edit(v *gocui.View, key gocui.Key, ch rune, mod gocui.Modifier) {
+	switch key {
+	case gocui.KeyHome:
+		v.SetCursor(0, 0)
+	case gocui.KeyEnd:
+		v.SetCursor(len(v.Buffer())-1, 0)
+	default:
+		e.editor.Edit(v, key, ch, mod)
+	}
+}
+
+// Removes multi lines capabilities
+type SingleLineEditor struct {
+	editor gocui.Editor
+}
+
+func (e SingleLineEditor) Edit(v *gocui.View, key gocui.Key, ch rune, mod gocui.Modifier) {
+	switch {
+	case (ch != 0 || key == gocui.KeySpace) && mod == 0:
+		e.editor.Edit(v, key, ch, mod)
+		// At the end of the line the default gocui editor adds a whitespace
+		// Force him to remove
+		o, _ := v.Cursor()
+		if o > 1 && o >= len(v.Buffer())-2 {
+			v.EditDelete(false)
+		}
+		return
+	case key == gocui.KeyArrowUp:
+		key = gocui.KeyHome
+	case key == gocui.KeyArrowDown:
+		key = gocui.KeyEnd
+	case key == gocui.KeyEnter:
+		return
+	case key == gocui.KeyArrowRight:
+		if x, _ := v.Cursor(); x > len(v.Buffer()) {
+			return
+		}
+	}
+
+	e.editor.Edit(v, key, ch, mod)
+}