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Only update assembly info files if needed, fixes #1151 #1167

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18 changes: 11 additions & 7 deletions src/GitVersionExe/AssemblyInfoFileUpdate.cs
Original file line number Diff line number Diff line change
Expand Up @@ -22,17 +22,17 @@ public AssemblyInfoFileUpdate(Arguments args, string workingDirectory, VersionVa
Logger.WriteInfo("Updating assembly info files");

var assemblyInfoFiles = GetAssemblyInfoFiles(workingDirectory, args, fileSystem).ToList();
Logger.WriteInfo(string.Format("Found {0} files", assemblyInfoFiles.Count));
Logger.WriteInfo($"Found {assemblyInfoFiles.Count} files");

var assemblyVersion = variables.AssemblySemVer;
var assemblyVersionRegex = new Regex(@"AssemblyVersion(Attribute)?\s*\(\s*""[^""]*""\s*\)");
var assemblyVersionString = !string.IsNullOrWhiteSpace(assemblyVersion) ? string.Format("AssemblyVersion(\"{0}\")", assemblyVersion) : null;
var assemblyVersionString = !string.IsNullOrWhiteSpace(assemblyVersion) ? $"AssemblyVersion(\"{assemblyVersion}\")" : null;
var assemblyInfoVersion = variables.InformationalVersion;
var assemblyInfoVersionRegex = new Regex(@"AssemblyInformationalVersion(Attribute)?\s*\(\s*""[^""]*""\s*\)");
var assemblyInfoVersionString = string.Format("AssemblyInformationalVersion(\"{0}\")", assemblyInfoVersion);
var assemblyInfoVersionString = $"AssemblyInformationalVersion(\"{assemblyInfoVersion}\")";
var assemblyFileVersion = variables.MajorMinorPatch + ".0";
var assemblyFileVersionRegex = new Regex(@"AssemblyFileVersion(Attribute)?\s*\(\s*""[^""]*""\s*\)");
var assemblyFileVersionString = string.Format("AssemblyFileVersion(\"{0}\")", assemblyFileVersion);
var assemblyFileVersionString = $"AssemblyFileVersion(\"{assemblyFileVersion}\")";

foreach (var assemblyInfoFile in assemblyInfoFiles)
{
Expand All @@ -47,7 +47,8 @@ public AssemblyInfoFileUpdate(Arguments args, string workingDirectory, VersionVa
});
cleanupBackupTasks.Add(() => fileSystem.Delete(backupAssemblyInfo));

var fileContents = fileSystem.ReadAllText(assemblyInfoFile.FullName);
var originalFileContents = fileSystem.ReadAllText(assemblyInfoFile.FullName);
var fileContents = originalFileContents;
var appendedAttributes = false;
if (!string.IsNullOrWhiteSpace(assemblyVersion))
{
Expand All @@ -61,7 +62,10 @@ public AssemblyInfoFileUpdate(Arguments args, string workingDirectory, VersionVa
// If we appended any attributes, put a new line after them
fileContents += Environment.NewLine;
}
fileSystem.WriteAllText(assemblyInfoFile.FullName, fileContents);
if (originalFileContents != fileContents)
{
fileSystem.WriteAllText(assemblyInfoFile.FullName, fileContents);
}
}
}

Expand Down Expand Up @@ -126,7 +130,7 @@ static bool EnsureVersionAssemblyInfoFile(Arguments arguments, IFileSystem fileS
fileSystem.WriteAllText(fullPath, assemblyInfoSource);
return true;
}
Logger.WriteWarning(string.Format("No version assembly info template available to create source file '{0}'", arguments.UpdateAssemblyInfoFileName));
Logger.WriteWarning($"No version assembly info template available to create source file '{arguments.UpdateAssemblyInfoFileName}'");
return false;
}

Expand Down