19 lines
645 B
Docker
19 lines
645 B
Docker
# The merge gate: `docker build .` fails if vet, formatting or tests fail, and CI
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# runs exactly this. Day-to-day, prefer `docker compose run` (bind-mounts source,
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# no rebuilds). GO_VERSION defaults to the latest stable Go; override it to test
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# the lowest supported version: docker build --build-arg GO_VERSION=1.22.12 .
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ARG GO_VERSION=1.26.4
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FROM golang:${GO_VERSION}
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WORKDIR /app
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# Module layer cached separately from source.
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COPY go.mod ./
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RUN go mod download
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COPY . .
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RUN go vet ./... && \
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{ unformatted="$(gofmt -l .)"; test -z "$unformatted" || \
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{ echo "unformatted files:"; echo "$unformatted"; exit 1; }; } && \
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go test ./...
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