(#99) Add SkipPrereleases option

This will allow the exclusion of pre-releases from the generated
markdown file. By default, all releases will be included.

Author: gep13

src/GitReleaseManager.Core/IVcsService.cs

@@ -14,7 +14,7 @@ public interface IVcsService
 
         Task AddAssetsAsync(string owner, string repository, string tagName, IList<string> assets);
 
-        Task<string> ExportReleasesAsync(string owner, string repository, string tagName);
+        Task<string> ExportReleasesAsync(string owner, string repository, string tagName, bool skipPrereleases);
 
         Task CloseMilestoneAsync(string owner, string repository, string milestoneTitle);
 

src/GitReleaseManager.Core/Options/ExportSubOptions.cs

@@ -10,5 +10,8 @@ public class ExportSubOptions : BaseVcsOptions
 
         [Option('t', "tagName", HelpText = "The name of the release (Typically this is the generated SemVer Version Number).", Required = false)]
         public string TagName { get; set; }
+
+        [Option("skipPrereleases", HelpText = "Should pre-release releases be ignored when generating release notes? Defaults to false.", Required = false)]
+        public bool SkipPrereleases { get; set; }
     }
 }

src/GitReleaseManager.Core/Provider/GitHubProvider.cs

@@ -260,7 +260,7 @@ public Task<Release> GetReleaseAsync(string owner, string repository, string tag
             });
         }
 
-        public Task<IEnumerable<Release>> GetReleasesAsync(string owner, string repository)
+        public Task<IEnumerable<Release>> GetReleasesAsync(string owner, string repository, bool skipPrereleases)
         {
             return ExecuteAsync(async () =>
             {
@@ -273,7 +273,15 @@ public Task<IEnumerable<Release>> GetReleasesAsync(string owner, string reposito
                     var options = GetApiOptions(startPage);
                     results = await _gitHubClient.Repository.Release.GetAll(owner, repository, options).ConfigureAwait(false);
 
-                    releases.AddRange(results);
+                    if (skipPrereleases)
+                    {
+                        releases.AddRange(results.Where(r => !r.Prerelease));
+                    }
+                    else
+                    {
+                        releases.AddRange(results);
+                    }
+
                     startPage++;
                 }
                 while (results.Count == PAGE_SIZE);

src/GitReleaseManager.Core/Provider/IVcsProvider.cs

@@ -38,7 +38,7 @@ public interface IVcsProvider
 
         Task<Release> GetReleaseAsync(string owner, string repository, string tagName);
 
-        Task<IEnumerable<Release>> GetReleasesAsync(string owner, string repository);
+        Task<IEnumerable<Release>> GetReleasesAsync(string owner, string repository, bool skipPrereleases);
 
         Task PublishReleaseAsync(string owner, string repository, string tagName, int releaseId);
 

src/GitReleaseManager.Core/VcsService.cs

@@ -204,14 +204,14 @@ public async Task AddAssetsAsync(string owner, string repository, string tagName
             }
         }
 
-        public async Task<string> ExportReleasesAsync(string owner, string repository, string tagName)
+        public async Task<string> ExportReleasesAsync(string owner, string repository, string tagName, bool skipPrereleases)
         {
             var releases = Enumerable.Empty<Release>();
 
             if (string.IsNullOrWhiteSpace(tagName))
             {
                 _logger.Verbose("Finding all releases on '{Owner}/{Repository}'", owner, repository);
-                releases = await _vcsProvider.GetReleasesAsync(owner, repository).ConfigureAwait(false);
+                releases = await _vcsProvider.GetReleasesAsync(owner, repository, skipPrereleases).ConfigureAwait(false);
             }
             else
             {