Выполнение pre и post команд

source/snag/core/core.d

@@ -61,6 +61,32 @@ class Snag {
 		return formatted && fullStatus.length < 8 ? fullStatus ~ "\t" : fullStatus;
 	}
 
+	void executePreSnag() {
+		_config.presnag().each!((command) {
+			auto result = executeShell(command);
+			result.status && throw new SnagException(
+				"%s:\n\t%s\n\n%s".format(
+					"An error occurred during presnag-command execution",
+					command,
+					result.output
+				)
+			);
+		});
+	}
+
+	void executePostSnag() {
+		_config.postsnag().each!((command) {
+			auto result = executeShell(command);
+			result.status && throw new SnagException(
+				"%s:\n\t%s\n\n%s".format(
+					"An error occurred during postsnag-command execution",
+					command,
+					result.output
+				)
+			);
+		});
+	}
+
 	void initialize(bool force) {
 		auto result = execute(_baseCommand ~ ["rev-parse", "--git-dir"]);
 		!force && !result.status &&
@@ -127,13 +153,18 @@ class Snag {
 		email.length && (environment["GIT_AUTHOR_EMAIL"] = email);
 
 		string message = comment.length ? comment : "Standard snapshot creation";
+		string newSnapshot;
 
 		result = execute(_baseCommand ~ ["rev-parse", "--short", "HEAD"]);
 		if (result.status == 128) {
 			// Если это самый первый коммит после инициализации репозитория
 			git(["add", "."], "Failed to prepare files for archiving");
-			git(["commit", "-m"] ~ message, "Failed to create a backup");
+			git(["commit", "-m"] ~ message, "Failed to create a snapshot");
-			writeln("Backup was created successfully");
+			newSnapshot = git(
+				["rev-parse", "--short", "HEAD"],
+				"Failed to retrieve current snapshot information"
+			).output.strip('\n');
+			writeln("Snapshot was created successfully: ", newSnapshot);
 			return;
 		} else if (result.status != 0)
 			throw new SnagException(
@@ -157,8 +188,6 @@ class Snag {
 			"Failed to get the commit list between HEAD and " ~ currentBranch
 		);
 
-		string newSnapshot;
-
 		// Если список существует
 		if (result.output.length) {
 			// Если коммит не является последним, то необходимо ответвление
@@ -173,7 +202,7 @@ class Snag {
 			);
 			git(
 				["commit", "-m"] ~ message,
-				"Failed to create a backup"
+				"Failed to create a snapshot"
 			);
 			newSnapshot = git(
 				["rev-parse", "--short", "HEAD"],
@@ -187,7 +216,7 @@ class Snag {
 			);
 			git(
 				["commit", "-m"] ~ message,
-				"Failed to create a backup"
+				"Failed to create a snapshot"
 			);
 			newSnapshot = git(
 				["rev-parse", "--short", "HEAD"],
@@ -202,7 +231,7 @@ class Snag {
 				"Issue with including the commit into the branch " ~ currentBranch
 			);
 		}
-		writeln("Backup was created successfully: ", newSnapshot);
+		writeln("Snapshot was created successfully: ", newSnapshot);
 	}
 
 	void list(bool comment, bool author, bool email) {