example-python-project/scripts/update-template.sh at master · bitplane/example-python-project

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#!/usr/bin/env bash

# Pull Makefile, scripts/ and .github/ from the template repo into the

# current repo, so it can be reviewed with `git diff` and committed by hand.

# The repo's PROJECT_NAME line in the Makefile is preserved. Files that only

# exist in this repo (extra scripts, extra workflows) are left alone.

# Override the source with TEMPLATE_REPO=<url-or-path> (default: github master).

set -e

TEMPLATE_REPO="${TEMPLATE_REPO:-https://github.com/bitplane/example-python-project.git}"

if [ ! -f Makefile ] || [ ! -d .git ]; then

echo "Run this from the root of a git repo with a Makefile" >&2

exit 1

if ! git diff --quiet Makefile scripts .github 2>/dev/null; then

echo "warning: Makefile/scripts/.github have uncommitted changes; the diff will mix them" >&2

# Remember this repo's identity

project_name=$(sed -n 's/^PROJECT_NAME := //p' Makefile)

# Fetch the template

TMP_DIR=$(mktemp -d)

cleanup() {

rm -rf "$TMP_DIR"

}

trap cleanup EXIT

echo "Fetching template from $TEMPLATE_REPO..."

git clone --quiet --depth=1 "$TEMPLATE_REPO" "$TMP_DIR"

# Copy template-owned files over ours, leaving repo-specific extras in place

cp "$TMP_DIR/Makefile" Makefile

mkdir -p scripts .github

cp -r "$TMP_DIR/scripts/." scripts/

cp -r "$TMP_DIR/.github/." .github/

# Restore this repo's identity

if [ -n "$project_name" ]; then

sed -i "s/^PROJECT_NAME := .*/PROJECT_NAME := $project_name/" Makefile

echo "Template applied. Review with: git diff Makefile scripts .github"