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Diffstat (limited to 'src/Extensions/BuildExtensions.cs')
| -rw-r--r-- | src/Extensions/BuildExtensions.cs | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/src/Extensions/BuildExtensions.cs b/src/Extensions/BuildExtensions.cs new file mode 100644 index 0000000..24af05e --- /dev/null +++ b/src/Extensions/BuildExtensions.cs @@ -0,0 +1,150 @@ +using System; +using System.IO; +using System.Linq; +using System.Threading.Tasks; +using System.Collections.Generic; +using System.Security.Cryptography; + +using LibGit2Sharp; + +using Semver; + +using VNLib.Tools.Build.Executor.Model; + +namespace VNLib.Tools.Build.Executor.Extensions +{ + internal static class BuildExtensions + { + + /// <summary> + /// Determines if the file exists within the current directory + /// </summary> + /// <param name="dir"></param> + /// <param name="fileName">The name of the file to search for</param> + /// <returns>True if the file exists, false otherwise</returns> + public static bool FileExists(this DirectoryInfo dir, string fileName) => File.Exists(Path.Combine(dir.FullName, fileName)); + + /// <summary> + /// Determines if a child directory exists + /// </summary> + /// <param name="dir"></param> + /// <param name="dirName">The name of the directory to check for</param> + /// <returns>True if the directory exists</returns> + public static bool ChildExists(this DirectoryInfo dir, string dirName) => Directory.Exists(Path.Combine(dir.FullName, dirName)); + + /// <summary> + /// Deletes a child directory + /// </summary> + /// <param name="dir"></param> + /// <param name="dirName">The name of the directory to delete</param> + /// <param name="recurse">Recursive delete, delete all child items</param> + public static void DeleteChild(this DirectoryInfo dir, string dirName, bool recurse = true) => Directory.Delete(Path.Combine(dir.FullName, dirName), recurse); + + /// <summary> + /// Creates a child directory within the current directory + /// </summary> + /// <param name="dir"></param> + /// <param name="name">The name of the child directory</param> + public static DirectoryInfo CreateChild(this DirectoryInfo dir, string name) => Directory.CreateDirectory(Path.Combine(dir.FullName, name)); + + /// <summary> + /// Computes the SHA256 hash of the current file and writes the hash to + /// a filename.sha256 hexadecimal text file + /// </summary> + /// <param name="file"></param> + /// <returns>A task the completes when the file hash has been produced in the output directory</returns> + public static async Task ComputeFileHashAsync(this FileInfo file, string hashName) + { + string outputName = $"{file.FullName}.{hashName}"; + + //convert the hash to hexadecimal + string hex = await ComputeFileHashStringAsync(file); + + //Write the hex hash to the output file + await File.WriteAllTextAsync(outputName, hex); + } + + /// <summary> + /// Computes the SHA256 hash of the current file and returns the file hash as a hexadecimal string + /// </summary> + /// <param name="file"></param> + /// <returns>A task the completes when the file hash has been produced in the output directory</returns> + public static async Task<string> ComputeFileHashStringAsync(this FileInfo file) + { + using SHA256 alg = SHA256.Create(); + + //Open the output file to read the file data to compute hash + await using FileStream input = file.OpenRead(); + + //Compute hash + byte[] hash = await alg.ComputeHashAsync(input); + + //convert the hash to hexadecimal + return Convert.ToHexString(hash); + } + + + public static Task RunAllAsync<T>(this IEnumerable<T> workCol, Func<T, Task> cb) + { + Task[] tasks = workCol.Select(cb).ToArray(); + return Task.WhenAll(tasks); + } + + /// <summary> + /// Gets the module's version based on the latest tag and the number of commits since the last tag + /// that supports pre-release/semver + /// </summary> + /// <param name="mod"></param> + /// <param name="style">The version style</param> + /// <returns>The ci build/version number</returns> + public static string GetModuleCiVersion(this IModuleData mod, string defaultCiVersion, SemVersionStyles style) + { + int ciNumber = 0; + SemVersion baseVersion; + + //Get latest version tag from git + Tag? vTag = mod.Repository.Tags.OrderByDescending(p => SemVersion.Parse(p.FriendlyName, style)).FirstOrDefault(); + + //Find the number of commits since the last tag + if (vTag != null) + { + //Get the number of commits since the last tag + baseVersion = SemVersion.Parse(vTag.FriendlyName, style); + + //Search through commits till we can find the commit that matches the tag + Commit[] commits = mod.Repository.Commits.ToArray(); + + for (; ciNumber < commits.Length; ciNumber++) + { + if (commits[ciNumber].Sha == vTag.Target.Sha) + { + break; + } + } + } + else + { + //No tags, so just use the number of commits + ciNumber = mod.Repository.Commits.Count() - 1; + baseVersion = SemVersion.Parse(defaultCiVersion, style); + } + + //If there are commits, then increment the version prerelease + if (ciNumber > 0) + { + //Increment the version + baseVersion = baseVersion.WithPrerelease($"ci{ciNumber:0000}"); + } + + return baseVersion.ToString(); + } + + public static bool IsFileIgnored(this Repository repo, string file) + { + FileStatus status = repo.RetrieveStatus(file); + + //If the leaf project is ignored, skip it + return status.HasFlag(FileStatus.Ignored) || status.HasFlag(FileStatus.Nonexistent); + } + } +}
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