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# Development tasks. Everything runs through the `go` tool, so there is
# nothing to install first.
#
# make list the targets
# make test run the suite
# make lint gofmt check + go vet, no files touched
# make build compile every package
GO ?= go
.DEFAULT_GOAL := help
.PHONY: help test test-race lint format build check clean
help:
@echo 'Targets:'
@echo ' test run the test suite'
@echo ' test-race run it under the race detector'
@echo ' lint gofmt -l + go vet (read-only)'
@echo ' format apply gofmt (writes)'
@echo ' build compile every package'
@echo ' check lint + test + build, in that order'
@echo ' clean remove build and test artefacts'
test:
$(GO) test ./...
test-race:
$(GO) test -race -count=1 ./...
# Read-only by design, so it is safe in CI and in a pre-commit hook: it reports
# what `make format` would change without changing anything.
lint:
@files=$$(gofmt -l .); \
if [ -n "$$files" ]; then \
echo 'gofmt would rewrite:'; echo "$$files"; exit 1; \
fi
$(GO) vet ./...
format:
gofmt -w .
build:
$(GO) build ./...
# The order matters: lint is the fastest to fail, so a broken run reports the
# cheapest problem first.
check: lint test build
clean:
$(GO) clean -testcache
rm -f coverage.out coverage.html
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