feat: Makefile with common workflows

.gitignore

@@ -1,3 +1,5 @@
 /target
 **/*.rs.bk
 Cargo.locktarpaulin-report.html
+cobertura.xml
+tarpaulin-report.html

Makefile

@@ -0,0 +1,43 @@
+# SPDX-FileCopyrightText: 2023 Aravinth Manivannan <realaravinth@batsense.net>
+#
+# SPDX-License-Identifier: AGPL-3.0-or-later
+define test_core
+	cargo test --no-fail-fast
+endef
+
+default: ## Build library in debug mode
+	cargo build
+
+check: ## Check for syntax errors on all workspaces
+	cargo check --workspace --tests --all-features
+
+clean: ## Delete build artifacts
+	@cargo clean
+
+doc: ## Generate documentation
+	cargo doc --no-deps --workspace --all-features
+
+env: ## Setup development environtment
+	cargo fetch
+
+lint: ## Lint codebase
+	cargo fmt -v --all -- --emit files
+	cargo clippy --workspace --tests --all-features
+
+release: ## Build library with release optimizations
+	cargo build --release
+
+test: ## Run all available tests
+	$(call test_core)
+
+test.cov.html: ## Generate code coverage report in HTML format
+	cargo tarpaulin -t 1200 --out Html
+
+test.cov.xml: ## Generate code coverage report in XML format
+	cargo tarpaulin -t 1200 --out Xml
+
+test.core: ## Run all core tests
+	$(call test_core)
+
+help: ## Prints help for targets with comments
+	@cat $(MAKEFILE_LIST) | grep -E '^[a-zA-Z_-].+:.*?## .*$$' | awk 'BEGIN {FS = ":.*?## "}; {printf "\033[36m%-30s\033[0m %s\n", $$1, $$2}'

src/lib.rs

@@ -25,7 +25,7 @@ use std::marker::PhantomData;
 use derive_builder::Builder;
 //use num::Num;
 use serde::{Deserialize, Serialize};
-use sha2::{Digest, digest::Update, Sha256};
+use sha2::{digest::Update, Digest, Sha256};
 
 /// Proof of Work over concrete type T. T can be any type that implements serde::Serialize.
 #[derive(Serialize, Builder, Deserialize, PartialEq, Clone, Debug)]