From dc1110e30c9896f6ee4e675a5fb02d4882d0f0d3 Mon Sep 17 00:00:00 2001
From: Alex Bezzubov <bzz@apache.org>
Date: Fri, 22 Sep 2023 14:58:53 +0200
Subject: [PATCH] LanguagesByFilename: fix language order in generated code

Otherwise, generator tests are flaky

test plan
 * make code-generate
 * go test -run '^TestGetLanguagesByFilename$' github.com/go-enry/go-enry/v2
---
 data/filename.go                               | 4 ++--
 internal/code-generator/generator/filenames.go | 6 +++++-
 2 files changed, 7 insertions(+), 3 deletions(-)

diff --git a/data/filename.go b/data/filename.go
index 88725b8..92a908e 100644
--- a/data/filename.go
+++ b/data/filename.go
@@ -157,7 +157,7 @@ var LanguagesByFilename = map[string][]string{
 	"Gemfile.lock":                 {"Gemfile.lock"},
 	"Gopkg.lock":                   {"TOML"},
 	"Guardfile":                    {"Ruby"},
-	"HOSTS":                        {"INI", "Hosts File"},
+	"HOSTS":                        {"Hosts File", "INI"},
 	"INSTALL":                      {"Text"},
 	"INSTALL.mysql":                {"Text"},
 	"JUSTFILE":                     {"Just"},
@@ -277,7 +277,7 @@ var LanguagesByFilename = map[string][]string{
 	"gradlew":                      {"Shell"},
 	"gvimrc":                       {"Vim Script"},
 	"haproxy.cfg":                  {"HAProxy"},
-	"hosts":                        {"INI", "Hosts File"},
+	"hosts":                        {"Hosts File", "INI"},
 	"httpd.conf":                   {"ApacheConf"},
 	"initial_sids":                 {"SELinux Policy"},
 	"inputrc":                      {"Readline Config"},
diff --git a/internal/code-generator/generator/filenames.go b/internal/code-generator/generator/filenames.go
index 79ad843..6bd52b4 100644
--- a/internal/code-generator/generator/filenames.go
+++ b/internal/code-generator/generator/filenames.go
@@ -6,6 +6,7 @@ import (
 	"io/ioutil"
 	"os"
 	"path/filepath"
+	"sort"
 	"strings"
 	"text/template"
 
@@ -91,7 +92,10 @@ func buildFilenameLanguageMap(languages map[string]*languageInfo) map[string][]s
 
 func executeFilenamesTemplate(out io.Writer, languagesByFilename map[string][]string, tmplPath, tmplName, commit string) error {
 	fmap := template.FuncMap{
-		"formatStringSlice": func(slice []string) string { return `"` + strings.Join(slice, `","`) + `"` },
+		"formatStringSlice": func(slice []string) string {
+			sort.Strings(slice)
+			return `"` + strings.Join(slice, `","`) + `"`
+		},
 	}
 	return executeTemplate(out, tmplName, tmplPath, commit, fmap, languagesByFilename)
 }