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# Use awk to to redirect docker build output to stderr for visual feedback
# while capturing the image id on stdout when the build is sucessfull
ID=$(docker build . | awk '{print > "/dev/stderr"} END {if (/^Successfully built /) print $NF; else exit 1}')
# given docker volume path, return local storage path
doc2loc(){ docker inspect --format "{{range .Mounts}}{{if eq .Destination \"$1\"}}{{.Source}}{{end}}{{end}}" $2;}
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