fix(readline): dont reduce pos if its at 0

.gitmodules

@@ -1,6 +1,6 @@
 [submodule "libs/lunacolors"]
 	path = libs/lunacolors
-	url = https://github.com/Hilbis/Lunacolors
+	url = https://github.com/Rosettea/Lunacolors
 [submodule "libs/succulent"]
 	path = libs/succulent
 	url = https://github.com/Rosettea/Succulent

.hilbishrc.lua

@@ -3,7 +3,7 @@ local lunacolors = require 'lunacolors'
 local bait = require 'bait'
 local ansikit = require 'ansikit'
 
-local function doPrompt(fail, mode)
+local function doPrompt(fail)
 	hilbish.prompt(lunacolors.format(
 		'{blue}%u {cyan}%d ' .. (fail and '{red}' or '{green}') .. '∆ '
 	))
@@ -23,6 +23,4 @@ bait.catch('hilbish.vimMode', function(mode)
 	else
 		ansikit.cursorStyle(ansikit.lineCursor)
 	end
-
-	doPrompt(false, mode)
 end)

docs/hooks/hilbish.txt

@@ -1,3 +1,7 @@
 + `hilbish.exit` > Sent when Hilbish is about to exit.
 
-+ `hilbish.vimMode` > Sent when Hilbish's Vim mode is changed (example insert to normal mode)
++ `hilbish.vimMode` -> modeName > Sent when Hilbish's Vim mode is changed (example insert to normal mode),
+`modeName` is the name of the mode changed to (can be `insert`, `normal`, `delete` or `replace`).
+
++ `hilbish.vimAction` -> actionName, args > Sent when the user does a "vim action," being something
+like yanking or pasting text. See `doc vimMode actions` for more info.

libs/lunacolors

@@ -1 +1 @@
-Subproject commit d200fca13df1c47e133b269420223d7e257dbc41
+Subproject commit 5a59d0f4543eb982593750c52f7393e2fd2d15f9

readline/instance.go

@@ -180,6 +180,7 @@ type Instance struct {
 	mutex sync.Mutex
 
 	ViModeCallback func(ViMode)
+	ViActionCallback func(ViAction, []string)
 }
 
 // NewInstance is used to create a readline instance and initialise it with sane defaults.

readline/readline.go

@@ -214,7 +214,7 @@ func (rl *Instance) Readline() (string, error) {
 				if rl.InputMode == Vim {
 					if rl.modeViMode == VimInsert {
 						rl.backspace()
-					} else {
+					} else if rl.pos != 0 {
 						rl.pos--
 					}
 					rl.renderHelpers()

readline/vim.go

@@ -33,6 +33,12 @@ var (
 	VimKeysStr        = "[N]"
 )
 
+type ViAction int
+const (
+	VimActionYank = iota
+	VimActionPaste
+)
+
 var (
 	// registerFreeKeys - Some Vim keys don't act on/ aren't affected by registers,
 	// and using these keys will automatically cancel any active register.
@@ -47,6 +53,7 @@ var (
 // have been moved away, and only the rl.pos is adjusted: when echoing the input line, the shell
 // will compute the new cursor pos accordingly.
 func (rl *Instance) vi(r rune) {
+	activeRegister := string(rl.registers.currentRegister)
 
 	// Check if we are in register mode. If yes, and for some characters,
 	// we select the register and exit this func immediately.
@@ -194,10 +201,11 @@ func (rl *Instance) vi(r rune) {
 	case 'p':
 		// paste after the cursor position
 		rl.viUndoSkipAppend = true
-		rl.pos += 2
+		rl.pos++
 
 		buffer := rl.pasteFromRegister()
 		vii := rl.getViIterations()
+		rl.ViActionCallback(VimActionPaste, []string{activeRegister, string(buffer)})
 		for i := 1; i <= vii; i++ {
 			rl.insert(buffer)
 		}
@@ -208,6 +216,7 @@ func (rl *Instance) vi(r rune) {
 		rl.viUndoSkipAppend = true
 		buffer := rl.pasteFromRegister()
 		vii := rl.getViIterations()
+		rl.ViActionCallback(VimActionPaste, []string{activeRegister, string(buffer)})
 		for i := 1; i <= vii; i++ {
 			rl.insert(buffer)
 		}
@@ -311,6 +320,7 @@ func (rl *Instance) vi(r rune) {
 
 	case 'y':
 		if rl.viIsYanking {
+			rl.ViActionCallback(VimActionYank, []string{activeRegister, string(rl.line)})
 			rl.saveBufToRegister(rl.line)
 			rl.viIsYanking = false
 		}
@@ -318,6 +328,7 @@ func (rl *Instance) vi(r rune) {
 		rl.viUndoSkipAppend = true
 
 	case 'Y':
+		rl.ViActionCallback(VimActionYank, []string{activeRegister, string(rl.line)})
 		rl.saveBufToRegister(rl.line)
 		rl.viUndoSkipAppend = true
 

rl.go

@@ -36,6 +36,14 @@ func newLineReader(prompt string, noHist bool) *lineReader {
 		}
 		setVimMode(modeStr)
 	}
+	rl.ViActionCallback = func(action readline.ViAction, args []string) {
+		actionStr := ""
+		switch action {
+			case readline.VimActionPaste: actionStr = "paste"
+			case readline.VimActionYank: actionStr = "yank"
+		}
+		hooks.Em.Emit("hilbish.vimAction", actionStr, args)
+	}
 	rl.TabCompleter = func(line []rune, pos int, _ readline.DelayedTabContext) (string, []*readline.CompletionGroup) {
 		ctx := string(line)
 		var completions []string
@@ -192,6 +200,7 @@ func (lr *lineReader) SetPrompt(p string) {
 		lr.rl.MultilinePrompt = halfPrompt[len(halfPrompt) - 1:][0]
 	} else {
 		lr.rl.Multiline = false
+		lr.rl.MultilinePrompt = ""
 		lr.rl.SetPrompt(p)
 	}
 	if initialized && !running {