From a2131ec5742e68abc4b3aedbb1bbf7463ce30011 Mon Sep 17 00:00:00 2001
From: Alexander Zhirov <alexander@zhirov.kz>
Date: Wed, 28 May 2025 02:28:33 +0300
Subject: [PATCH] =?UTF-8?q?=D0=92=D1=8B=D0=BF=D0=BE=D0=BB=D0=BD=D0=B5?=
 =?UTF-8?q?=D0=BD=D0=B8=D0=B5=20pre=20=D0=B8=20post=20=D0=BA=D0=BE=D0=BC?=
 =?UTF-8?q?=D0=B0=D0=BD=D0=B4?=
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---
 source/snag/core/core.d | 43 ++++++++++++++++++++++++++++++++++-------
 1 file changed, 36 insertions(+), 7 deletions(-)

diff --git a/source/snag/core/core.d b/source/snag/core/core.d
index ef51792..7b05b61 100644
--- a/source/snag/core/core.d
+++ b/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");
-			writeln("Backup was created successfully");
+			git(["commit", "-m"] ~ message, "Failed to create a snapshot");
+			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) {