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List all top level brew packages
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| #!/usr/bin/env bash | |
| #EDIT: just use `brew leaves` | |
| brew deps --installed | awk -F'[: ]+' '{ | |
| packages[$1]++ | |
| for (i = 2; i <= NF; i++) | |
| dependencies[$i]++ | |
| } | |
| END { | |
| for (package in packages) | |
| if (!(package in dependencies)) | |
| print package | |
| }' |
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