From e627ca6bd7fa40ef3f9077aa49f7c9019b474997 Mon Sep 17 00:00:00 2001
From: Junegunn Choi <junegunn.c@gmail.com>
Date: Sat, 10 Jun 2023 23:11:05 +0900
Subject: [PATCH] Add --info=inline-right

Close #3322
---
 CHANGELOG.md    |  3 ++-
 man/man1/fzf.1  |  2 ++
 src/options.go  |  7 +++++--
 src/terminal.go | 22 +++++++++++++++++++---
 4 files changed, 28 insertions(+), 6 deletions(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index fbc8222..28db9dc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,8 +1,9 @@
 CHANGELOG
 =========
 
-0.41.2
+0.42.0
 ------
+- Added new info style: `--info=inline-right`
 - Added new border style `thinblock` which uses symbols for legacy computing
   [one eighth block elements](https://en.wikipedia.org/wiki/Symbols_for_Legacy_Computing)
     - Similarly to `block`, this style is suitable when using a different
diff --git a/man/man1/fzf.1 b/man/man1/fzf.1
index 518f1a6..cde0295 100644
--- a/man/man1/fzf.1
+++ b/man/man1/fzf.1
@@ -361,6 +361,8 @@ Determines the display style of finder info (match counters).
 .br
 .BR inline:SEPARATOR " Display on the same line with a non-default separator"
 .br
+.BR inline-right "     Display on the right end of the same line
+.br
 .BR hidden "           Do not display finder info"
 .br
 
diff --git a/src/options.go b/src/options.go
index 69e5db9..f04d7f2 100644
--- a/src/options.go
+++ b/src/options.go
@@ -72,7 +72,7 @@ const usage = `usage: fzf [options]
                            (default: 0 or center)
     --margin=MARGIN        Screen margin (TRBL | TB,RL | T,RL,B | T,R,B,L)
     --padding=PADDING      Padding inside border (TRBL | TB,RL | T,RL,B | T,R,B,L)
-    --info=STYLE           Finder info style [default|hidden|inline|inline:SEPARATOR]
+    --info=STYLE           Finder info style [default|hidden|inline[:SEPARATOR]|inline-right]
     --separator=STR        String to form horizontal separator on info line
     --no-separator         Hide info line separator
     --scrollbar[=C1[C2]]   Scrollbar character(s) (each for main and preview window)
@@ -195,6 +195,7 @@ type infoStyle int
 const (
 	infoDefault infoStyle = iota
 	infoInline
+	infoInlineRight
 	infoHidden
 )
 
@@ -1378,6 +1379,8 @@ func parseInfoStyle(str string) (infoStyle, string) {
 		return infoDefault, ""
 	case "inline":
 		return infoInline, defaultInfoSep
+	case "inline-right":
+		return infoInlineRight, ""
 	case "hidden":
 		return infoHidden, ""
 	default:
@@ -1385,7 +1388,7 @@ func parseInfoStyle(str string) (infoStyle, string) {
 		if strings.HasPrefix(str, prefix) {
 			return infoInline, strings.ReplaceAll(str[len(prefix):], "\n", " ")
 		}
-		errorExit("invalid info style (expected: default|hidden|inline|inline:SEPARATOR)")
+		errorExit("invalid info style (expected: default|hidden|inline[:SEPARATOR]|inline-right)")
 	}
 	return infoDefault, ""
 }
diff --git a/src/terminal.go b/src/terminal.go
index b80fc30..08ea253 100644
--- a/src/terminal.go
+++ b/src/terminal.go
@@ -1464,9 +1464,7 @@ func (t *Terminal) trimMessage(message string, maxWidth int) string {
 func (t *Terminal) printInfo() {
 	pos := 0
 	line := t.promptLine()
-	switch t.infoStyle {
-	case infoDefault:
-		t.move(line+1, 0, t.separatorLen == 0)
+	printSpinner := func() {
 		if t.reading {
 			duration := int64(spinnerDuration)
 			idx := (time.Now().UnixNano() % (duration * int64(len(t.spinner)))) / duration
@@ -1474,8 +1472,16 @@ func (t *Terminal) printInfo() {
 		} else {
 			t.window.Print(" ") // Clear spinner
 		}
+	}
+	switch t.infoStyle {
+	case infoDefault:
+		t.move(line+1, 0, t.separatorLen == 0)
+		printSpinner()
 		t.move(line+1, 2, false)
 		pos = 2
+	case infoInlineRight:
+		pos = t.promptLen + t.queryLen[0] + t.queryLen[1] + 1
+		t.move(line, pos, true)
 	case infoInline:
 		pos = t.promptLen + t.queryLen[0] + t.queryLen[1] + 1
 		str := t.infoSep
@@ -1523,6 +1529,16 @@ func (t *Terminal) printInfo() {
 	if t.failed != nil && t.count == 0 {
 		output = fmt.Sprintf("[Command failed: %s]", *t.failed)
 	}
+	if t.infoStyle == infoInlineRight {
+		pos = util.Max(pos, t.window.Width()-util.StringWidth(output)-3)
+		if pos >= t.window.Width() {
+			return
+		}
+		t.move(line, pos, false)
+		printSpinner()
+		t.window.Print(" ")
+		pos += 2
+	}
 	maxWidth := t.window.Width() - pos
 	output = t.trimMessage(output, maxWidth)
 	t.window.CPrint(tui.ColInfo, output)