From fbb0b604547d5c4703f7e76fb41e65a090811557 Mon Sep 17 00:00:00 2001
From: Yuki Ito <acomagu@gmail.com>
Date: Mon, 8 Jan 2018 17:51:45 +0900
Subject: Add support for fish

---
 cmd/install/install.go | 27 +++++++++++++++++++++++++++
 1 file changed, 27 insertions(+)

(limited to 'cmd/install/install.go')

diff --git a/cmd/install/install.go b/cmd/install/install.go
index 082a226..4a70624 100644
--- a/cmd/install/install.go
+++ b/cmd/install/install.go
@@ -68,9 +68,36 @@ func installers() (i []installer) {
 	if f := rcFile(".zshrc"); f != "" {
 		i = append(i, zsh{f})
 	}
+	if d := fishConfigDir(); d != "" {
+		i = append(i, fish{d})
+	}
 	return
 }
 
+func fishConfigDir() string {
+	configDir := filepath.Join(getConfigHomePath(), "fish")
+	if configDir == "" {
+		return ""
+	}
+	if info, err := os.Stat(configDir); err != nil || !info.IsDir() {
+		return ""
+	}
+	return configDir
+}
+
+func getConfigHomePath() string {
+	u, err := user.Current()
+	if err != nil {
+		return ""
+	}
+
+	configHome := os.Getenv("XDG_CONFIG_HOME")
+	if configHome == "" {
+		return filepath.Join(u.HomeDir, ".config")
+	}
+	return configHome
+}
+
 func getBinaryPath() (string, error) {
 	bin, err := os.Executable()
 	if err != nil {
-- 
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