[Fix] Runtime error with Turkish culture

global.json

@@ -1,5 +1,5 @@
 {
   "sdk": {
-    "version": "3.1.100"
+    "version": "3.1.201"
   }
 }

src/EntityFrameworkCore.Scaffolding.Handlebars/HbsDbContextTemplateService.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using EntityFrameworkCore.Scaffolding.Handlebars.Helpers;
 using Microsoft.EntityFrameworkCore.Design;
 using HandlebarsLib = HandlebarsDotNet.Handlebars;
@@ -82,15 +83,15 @@ protected override IDictionary<string, string> GetPartialTemplates(
             var templates = new Dictionary<string, string>
             {
                 {
-                    Constants.DbContextImportTemplate.ToLower(),
+                    Constants.DbContextImportTemplate.ToLower(CultureInfo.InvariantCulture),
                     importTemplateFile
                 },
                 {
-                    Constants.DbContextCtorTemplate.ToLower(),
+                    Constants.DbContextCtorTemplate.ToLower(CultureInfo.InvariantCulture),
                     ctorTemplateFile
                 },
                 {
-                    Constants.DbContextDbSetsTemplate.ToLower(),
+                    Constants.DbContextDbSetsTemplate.ToLower(CultureInfo.InvariantCulture),
                     propertyTemplateFile
                 },
             };

src/EntityFrameworkCore.Scaffolding.Handlebars/HbsEntityTypeTemplateService.cs

@@ -1,5 +1,6 @@
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using EntityFrameworkCore.Scaffolding.Handlebars.Helpers;
 using Microsoft.EntityFrameworkCore.Design;
 using HandlebarsLib = HandlebarsDotNet.Handlebars;
@@ -82,15 +83,15 @@ protected override IDictionary<string, string> GetPartialTemplates(
             var templates = new Dictionary<string, string>
             {
                 {
-                    Constants.EntityTypeCtorTemplate.ToLower(),
+                    Constants.EntityTypeCtorTemplate.ToLower(CultureInfo.InvariantCulture),
                     ctorTemplateFile
                 },
                 {
-                    Constants.EntityTypeImportTemplate.ToLower(),
+                    Constants.EntityTypeImportTemplate.ToLower(CultureInfo.InvariantCulture),
                     importTemplateFile
                 },
                 {
-                    Constants.EntityTypePropertyTemplate.ToLower(),
+                    Constants.EntityTypePropertyTemplate.ToLower(CultureInfo.InvariantCulture),
                     propertyTemplateFile
                 },
             };

src/EntityFrameworkCore.Scaffolding.Handlebars/TypeScriptHelper.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Globalization;
 using System.Text;
 
 namespace EntityFrameworkCore.Scaffolding.Handlebars
@@ -49,7 +50,7 @@ public string ToCamelCase(string s)
                 return s;
             var chars = s.ToCharArray();
             var sb = new StringBuilder();
-            sb.Append(chars[0].ToString().ToLower());
+            sb.Append(chars[0].ToString().ToLower(CultureInfo.InvariantCulture));
             for (int i = 1; i < chars.Length; i++)
             {
                 sb.Append(chars[i]);

test/Scaffolding.Handlebars.Tests/HbsCSharpScaffoldingGeneratorTests.cs

@@ -1,6 +1,8 @@
 using System;
 using System.Collections.Generic;
+using System.Globalization;
 using System.IO;
+using System.Threading;
 using EntityFrameworkCore.Scaffolding.Handlebars;
 using EntityFrameworkCore.Scaffolding.Handlebars.Helpers;
 using HandlebarsDotNet;
@@ -102,11 +104,14 @@ public HbsCSharpScaffoldingGeneratorTests(NorthwindDbContextFixture fixture)
         }
 
         [Theory]
-        [InlineData(false)]
-        [InlineData(true)]
-        public void WriteCode_Should_Generate_Context_File(bool useDataAnnotations)
+        [InlineData(false, "en-US")]
+        [InlineData(true, "en-US")]
+        [InlineData(false, "tr-TR")]
+        [InlineData(true, "tr-TR")]
+        public void WriteCode_Should_Generate_Context_File(bool useDataAnnotations, string culture)
         {
             // Arrange
+            Thread.CurrentThread.CurrentCulture = new CultureInfo(culture);
             var options = ReverseEngineerOptions.DbContextOnly;
             var scaffolder = CreateScaffolder(options);
 
@@ -137,11 +142,14 @@ public void WriteCode_Should_Generate_Context_File(bool useDataAnnotations)
         }
 
         [Theory]
-        [InlineData(false)]
-        [InlineData(true)]
-        public void WriteCode_Should_Generate_Entity_Files(bool useDataAnnotations)
+        [InlineData(false, "en-US")]
+        [InlineData(true, "en-US")]
+        [InlineData(false, "tr-TR")]
+        [InlineData(true, "tr-TR")]
+        public void WriteCode_Should_Generate_Entity_Files(bool useDataAnnotations, string culture)
         {
             // Arrange
+            Thread.CurrentThread.CurrentCulture = new CultureInfo(culture);
             var options = ReverseEngineerOptions.EntitiesOnly;
             var scaffolder = CreateScaffolder(options);
 
@@ -177,11 +185,14 @@ public void WriteCode_Should_Generate_Entity_Files(bool useDataAnnotations)
         }
 
         [Theory]
-        [InlineData(false)]
-        [InlineData(true)]
-        public void WriteCode_Should_Generate_Context_and_Entity_Files(bool useDataAnnotations)
+        [InlineData(false, "en-US")]
+        [InlineData(true, "en-US")]
+        [InlineData(false, "tr-TR")]
+        [InlineData(true, "tr-TR")]
+        public void WriteCode_Should_Generate_Context_and_Entity_Files(bool useDataAnnotations, string culture)
         {
             // Arrange
+            Thread.CurrentThread.CurrentCulture = new CultureInfo(culture);
             var options = ReverseEngineerOptions.DbContextAndEntities;
             var scaffolder = CreateScaffolder(options);