From c137019b83b4b1762f56b5d91e05ef1a3df5194c Mon Sep 17 00:00:00 2001
From: Shingo <boomker@users.noreply.github.com>
Date: Sun, 18 Sep 2022 02:47:25 +0800
Subject: [PATCH] Fix illegal option in fzf preview window (#460)

Co-authored-by: zhuchunyan <zhuchunyuan@gaodun.com>
Co-authored-by: Ajeet D'Souza <98ajeet@gmail.com>
---
 src/util.rs | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/src/util.rs b/src/util.rs
index d2f1fdb..d73e2cd 100644
--- a/src/util.rs
+++ b/src/util.rs
@@ -53,16 +53,12 @@ impl Fzf {
             ]);
             if cfg!(unix) {
                 // Non-POSIX args are only available on certain operating systems.
-                const LS_ARGS: &str = if cfg!(target_os = "linux") {
-                    "--color=always --group-directories-first"
-                } else if cfg!(target_os = "macos") {
-                    "--color=always"
+                const PREVIEW_CMD: &str = if cfg!(target_os = "linux") {
+                    r"\command -p ls -Cp --color=always --group-directories-first {2..}"
                 } else {
-                    ""
+                    r"\command -p ls -Cp {2..}"
                 };
-                command
-                    .args(&[&format!(r"--preview=\command -p ls -Cp {LS_ARGS} {{2..}}"), "--preview-window=down,30%"])
-                    .env("SHELL", "sh");
+                command.args(&["--preview", PREVIEW_CMD, "--preview-window=down,30%"]).env("SHELL", "sh");
             }
         }