From 5310679f904e0c1aba0ac32832c27b67388c5d9e Mon Sep 17 00:00:00 2001
From: Amin Yahyaabadi <aminyahyaabadi74@gmail.com>
Date: Sat, 15 May 2021 11:10:24 -0500
Subject: [PATCH] Fix lefthook binary extension on Windows

This commit has been extracted from https://github.com/evilmartians/lefthook/pull/188
---
 cmd/templates.go         | 12 +++++++++++-
 cmd/templates/hook.tmpl  | 16 ++++++++--------
 spec/fixtures/pre-commit | 12 ++++++------
 spec/fixtures/pre-push   | 12 ++++++------
 4 files changed, 31 insertions(+), 21 deletions(-)

diff --git a/cmd/templates.go b/cmd/templates.go
index 5540dfe6..eca29f81 100644
--- a/cmd/templates.go
+++ b/cmd/templates.go
@@ -3,6 +3,7 @@ package cmd
 import (
 	"bytes"
 	"embed"
+	"runtime"
 	"text/template"
 
 	"github.com/spf13/afero"
@@ -14,6 +15,7 @@ var templatesFS embed.FS
 type hookTmplData struct {
 	AutoInstall string
 	HookName    string
+	Extension   string
 }
 
 func hookTemplate(hookName string, fs afero.Fs) []byte {
@@ -22,6 +24,7 @@ func hookTemplate(hookName string, fs afero.Fs) []byte {
 	err := t.Execute(buf, hookTmplData{
 		AutoInstall: autoInstall(hookName, fs),
 		HookName:    hookName,
+		Extension:   getExtension(),
 	})
 	check(err)
 
@@ -40,5 +43,12 @@ func autoInstall(hookName string, fs afero.Fs) string {
 		return ""
 	}
 
-	return "# lefthook_version: " + configChecksum(fs) + "\n\ncall_lefthook \"lefthook install\""
+	return "# lefthook_version: " + configChecksum(fs) + "\n\ncall_lefthook \"install\""
+}
+
+func getExtension() string {
+	if runtime.GOOS == "windows" {
+		return ".exe"
+	}
+	return ""
 }
diff --git a/cmd/templates/hook.tmpl b/cmd/templates/hook.tmpl
index ffc0738c..f731a278 100644
--- a/cmd/templates/hook.tmpl
+++ b/cmd/templates/hook.tmpl
@@ -12,21 +12,21 @@ dir="$(git rev-parse --show-toplevel)"
 
 call_lefthook()
 {
-  if lefthook -h >/dev/null 2>&1
+  if lefthook{{.Extension}} -h >/dev/null 2>&1
   then
-    eval $1
-  elif test -f "$dir/node_modules/@arkweid/lefthook/bin/lefthook"
+    eval lefthook{{.Extension}} $1
+  elif test -f "$dir/node_modules/@arkweid/lefthook/bin/lefthook{{.Extension}}"
   then
-    eval $dir/node_modules/@arkweid/lefthook/bin/$1
+    eval "$dir/node_modules/@arkweid/lefthook/bin/lefthook{{.Extension}} $1"
   elif bundle exec lefthook -h >/dev/null 2>&1
   then
-    bundle exec $1
+    bundle exec lefthook $1
   elif npx lefthook -h >/dev/null 2>&1
   then
-    npx $1
+    npx lefthook $1
   elif yarn lefthook -h >/dev/null 2>&1
   then
-    yarn $1
+    yarn lefthook $1
   else
     echo "Can't find lefthook in PATH"
   fi
@@ -34,4 +34,4 @@ call_lefthook()
 
 {{.AutoInstall}}
 
-call_lefthook "lefthook run {{.HookName}} $@"
+call_lefthook "run {{.HookName}} $@"
diff --git a/spec/fixtures/pre-commit b/spec/fixtures/pre-commit
index 53e4d47c..c887993d 100644
--- a/spec/fixtures/pre-commit
+++ b/spec/fixtures/pre-commit
@@ -14,19 +14,19 @@ call_lefthook()
 {
   if lefthook -h >/dev/null 2>&1
   then
-    eval $1
+    eval lefthook $1
   elif test -f "$dir/node_modules/@arkweid/lefthook/bin/lefthook"
   then
-    eval $dir/node_modules/@arkweid/lefthook/bin/$1
+    eval "$dir/node_modules/@arkweid/lefthook/bin/lefthook $1"
   elif bundle exec lefthook -h >/dev/null 2>&1
   then
-    bundle exec $1
+    bundle exec lefthook $1
   elif npx lefthook -h >/dev/null 2>&1
   then
-    npx $1
+    npx lefthook $1
   elif yarn lefthook -h >/dev/null 2>&1
   then
-    yarn $1
+    yarn lefthook $1
   else
     echo "Can't find lefthook in PATH"
   fi
@@ -34,4 +34,4 @@ call_lefthook()
 
 
 
-call_lefthook "lefthook run pre-commit $@"
+call_lefthook "run pre-commit $@"
diff --git a/spec/fixtures/pre-push b/spec/fixtures/pre-push
index 2dcb5124..ada173a8 100644
--- a/spec/fixtures/pre-push
+++ b/spec/fixtures/pre-push
@@ -14,19 +14,19 @@ call_lefthook()
 {
   if lefthook -h >/dev/null 2>&1
   then
-    eval $1
+    eval lefthook $1
   elif test -f "$dir/node_modules/@arkweid/lefthook/bin/lefthook"
   then
-    eval $dir/node_modules/@arkweid/lefthook/bin/$1
+    eval "$dir/node_modules/@arkweid/lefthook/bin/lefthook $1"
   elif bundle exec lefthook -h >/dev/null 2>&1
   then
-    bundle exec $1
+    bundle exec lefthook $1
   elif npx lefthook -h >/dev/null 2>&1
   then
-    npx $1
+    npx lefthook $1
   elif yarn lefthook -h >/dev/null 2>&1
   then
-    yarn $1
+    yarn lefthook $1
   else
     echo "Can't find lefthook in PATH"
   fi
@@ -34,4 +34,4 @@ call_lefthook()
 
 
 
-call_lefthook "lefthook run pre-push $@"
+call_lefthook "run pre-push $@"