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#!/bin/bash
set -euo pipefail
function lint_added_file () {
# This is called for every file added in the current branch. This
# is the place we should feel more free to validate files more
# rigorously so that nothing we don't like can enter the codebase.
# Get the type of the file and choose what to do.
type=$(file --mime-type -b "$1")
case $type in
"text/x-shellscript")
shellcheck "$1"
;;
"text/x-python")
isort -faas "$1"
black -l 79 "$1"
;;
*)
echo "File $1 was not processed"
esac
}
function lint_modified_file () {
# This is called for every file modified in the current branch. We
# may want to tone validations down a notch here in relation to
# what we do with new files if we fear disturbing existing code or
# forcing rewrites of code that's unrelated to the code being
# changed.
# Get the type of the file and choose what to do.
type=$(file --mime-type -b "$1")
case $type in
"text/x-shellscript")
shellcheck "$1"
;;
"text/x-python")
isort -faas "$1"
black -l 79 "$1"
;;
*)
echo "File $1 was not processed"
esac
}
# Iterate over the files added on this branch
# Sadly, it's not trivial to figure out what branch we branched from.
for file in $(git diff --name-only --diff-filter=A develop)
do
lint_added_file "$file"
done
# Iterate over the files modified on this commit
for file in $(git diff --name-only --diff-filter=M HEAD)
do
lint_modified_file "$file"
done
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