24 lines
531 B
Bash
Executable File
24 lines
531 B
Bash
Executable File
#!/bin/bash
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# Abort if anything goes wrong.
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set -euo pipefail
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# Decide what Rust toolchain to use.
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case "$DOCKER_TAG" in
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# Always map the Docker tags `latest` and `experimental` to stable Rust.
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latest|experimental)
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TOOLCHAIN=stable
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;;
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# Strip `experimental-` from other `experimental-*` tags.
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experimental-*)
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TOOLCHAIN="${DOCKER_TAG/experimental-/}"
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;;
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# Pass all our tags
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*)
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TOOLCHAIN="$DOCKER_TAG"
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;;
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esac
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# Run the build.
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docker build --build-arg TOOLCHAIN="$TOOLCHAIN" -t "$IMAGE_NAME" .
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