Dockerfile

FROM alpine:3 as alpine-dev
RUN apk add --no-cache gcc musl-dev make git bash

FROM alpine-dev as build
WORKDIR /build/janet
ARG COMMIT=HEAD
RUN git clone https://github.com/janet-lang/janet.git .
RUN git checkout $COMMIT
# Use COPY instead of git clone to work with a local janet install
# COPY . .
RUN make PREFIX=/app -j
RUN make test
RUN make PREFIX=/app install

# Add jpm but only for the dev image
FROM build as build-sdk
WORKDIR /build/jpm
RUN git clone https://github.com/janet-lang/jpm .
RUN PREFIX=/app /app/bin/janet bootstrap.janet

FROM alpine-dev as sdk
COPY --from=build-sdk /app /app
ENV PATH="/app/bin:$PATH"
WORKDIR /app
CMD ["bash"] 

FROM alpine as core
COPY --from=build /app/ /app/
ENV PATH="/app/bin:$PATH"
WORKDIR /app
CMD ["janet"]