TeamCity: Fixed escaping issues.

Author: gfraiteur

src/PostSharp.Engineering.BuildTools/ContinuousIntegration/TeamCity/Arguments/BuildConfigurationParameter.cs

@@ -14,5 +14,6 @@ public BuildConfigurationParameter( string name, string value )
         this.Value = value;
     }
 
-    public virtual string GenerateTeamCityCode() => @$"        param(""{this.Name}"", ""{this.Value}"")";
+    public virtual string GenerateTeamCityCode()
+        => @$"        param(""{KotlinHelper.EscapeString( this.Name )}"", ""{KotlinHelper.EscapeString( this.Value )}"")";
 }

src/PostSharp.Engineering.BuildTools/ContinuousIntegration/TeamCity/Arguments/TextBuildConfigurationParameter.cs

@@ -21,5 +21,13 @@ public TextBuildConfigurationParameter( string name, string label, string descri
     }
 
     public override string GenerateTeamCityCode()
-        => @$"        text(""{this.Name}"", ""{this.Value}"", label = ""{this.Label}"", description = ""{this.Description}""{(!this.AllowEmpty ? "" : ", allowEmpty = true")}{(!this.Validation.HasValue ? "" : @$", regex = """"""{this.Validation.Value.Regex}"""""", validationMessage = ""{this.Validation.Value.ValidationMessage}""")})";
+        => $"""
+                    text(
+                        "{KotlinHelper.EscapeString( this.Name )}", 
+                        "{KotlinHelper.EscapeString( this.Value )}", 
+                        label ="{KotlinHelper.EscapeString( this.Label )}",
+                        description = "{KotlinHelper.EscapeString( this.Description )}"{(!this.AllowEmpty ? "" : ", allowEmpty = true")}{(!this.Validation.HasValue ? "" : @$", 
+                        regex = """"""{KotlinHelper.EscapeString( this.Validation.Value.Regex )}"""""",  
+                        validationMessage = ""{KotlinHelper.EscapeString( this.Validation.Value.ValidationMessage )}""")})
+            """;
 }

src/PostSharp.Engineering.BuildTools/ContinuousIntegration/TeamCity/BuildSteps/PowerShellCommandBuildStep.cs

@@ -33,13 +33,13 @@ public PowerShellCommandBuildStep(
     public override string GenerateTeamCityCode()
     {
         return $@"        powerShell {{
-            name = ""{this.Name}""
+            name = ""{KotlinHelper.EscapeString( this.Name )}""
             id = ""{this.Id}""{(this.WorkingDirectory == null ? "" : $@"
             workingDir = ""{this.WorkingDirectory.Replace( Path.DirectorySeparatorChar, '/' )}""")}
             scriptMode = script {{
-                content = ""{this.Command.Replace( "\"", "\"\"", StringComparison.Ordinal )}""
+                content = ""{KotlinHelper.EscapeString( this.Command )}""
             }}
             noProfile = false
         }}";
     }
-}
+}

src/PostSharp.Engineering.BuildTools/ContinuousIntegration/TeamCity/BuildSteps/PowerShellScriptBuildStep.cs

@@ -58,14 +58,14 @@ public PowerShellScriptBuildStep(
     public override string GenerateTeamCityCode()
     {
         return $@"        powerShell {{
-            name = ""{this.Name}""
+            name = ""{KotlinHelper.EscapeString( this.Name )}""
             id = ""{this.Id}""{(this.WorkingDirectory == null ? "" : $@"
             workingDir = ""{this.WorkingDirectory.Replace( Path.DirectorySeparatorChar, '/' )}""")}
             scriptMode = file {{
-                path = ""{this.ScriptPath}""
+                path = ""{this.ScriptPath.Replace( Path.DirectorySeparatorChar, '/' )}""
             }}
             noProfile = false
-            scriptArgs = ""{this.ScriptArguments}""
+            scriptArgs = ""{KotlinHelper.EscapeString( this.ScriptArguments )}""
         }}";
     }
 }

src/PostSharp.Engineering.BuildTools/ContinuousIntegration/TeamCity/KotlinHelper.cs

@@ -0,0 +1,16 @@
+// Copyright (c) SharpCrafters s.r.o. See the LICENSE.md file in the root directory of this repository root for details.
+
+using System;
+
+namespace PostSharp.Engineering.BuildTools.ContinuousIntegration.TeamCity;
+
+internal static class KotlinHelper
+{
+    public static string EscapeString( string value )
+    {
+        // Escape for Kotlin string: \ => \\, " => \"
+        return value
+            .Replace( "\\", "\\\\", StringComparison.Ordinal )
+            .Replace( "\"", "\\\"", StringComparison.Ordinal );
+    }
+}