fork of https://github.com/oxigraph/rocksdb and https://github.com/facebook/rocksdb for nextgraph and oxigraph
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208 lines
7.4 KiB
208 lines
7.4 KiB
#!/usr/bin/env bash
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# Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved.
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# If clang_format_diff.py command is not specfied, we assume we are able to
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# access directly without any path.
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print_usage () {
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echo "Usage:"
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echo "format-diff.sh [OPTIONS]"
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echo "-c: check only."
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echo "-h: print this message."
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}
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while getopts ':ch' OPTION; do
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case "$OPTION" in
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c)
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CHECK_ONLY=1
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;;
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h)
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print_usage
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exit 1
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;;
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?)
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print_usage
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exit 1
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;;
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esac
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done
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REPO_ROOT="$(git rev-parse --show-toplevel)"
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if [ "$CLANG_FORMAT_DIFF" ]; then
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echo "Note: CLANG_FORMAT_DIFF='$CLANG_FORMAT_DIFF'"
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# Dry run to confirm dependencies like argparse
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if $CLANG_FORMAT_DIFF --help >/dev/null < /dev/null; then
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true #Good
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else
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exit 128
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fi
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else
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# First try directly executing the possibilities
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if clang-format-diff --help &> /dev/null < /dev/null; then
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CLANG_FORMAT_DIFF=clang-format-diff
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elif clang-format-diff.py --help &> /dev/null < /dev/null; then
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CLANG_FORMAT_DIFF=clang-format-diff.py
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elif $REPO_ROOT/clang-format-diff.py --help &> /dev/null < /dev/null; then
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CLANG_FORMAT_DIFF=$REPO_ROOT/clang-format-diff.py
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else
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# This probably means we need to directly invoke the interpreter.
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# But first find clang-format-diff.py
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if [ -f "$REPO_ROOT/clang-format-diff.py" ]; then
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CFD_PATH="$REPO_ROOT/clang-format-diff.py"
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elif which clang-format-diff.py &> /dev/null; then
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CFD_PATH="$(which clang-format-diff.py)"
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else
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echo "You didn't have clang-format-diff.py and/or clang-format available in your computer!"
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echo "You can download clang-format-diff.py by running: "
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echo " curl --location https://raw.githubusercontent.com/llvm/llvm-project/main/clang/tools/clang-format/clang-format-diff.py -o ${REPO_ROOT}/clang-format-diff.py"
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echo "You should make sure the downloaded script is not compromised."
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echo "You can download clang-format by running:"
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echo " brew install clang-format"
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echo " Or"
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echo " apt install clang-format"
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echo " This might work too:"
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echo " yum install git-clang-format"
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echo "Then make sure clang-format is available and executable from \$PATH:"
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echo " clang-format --version"
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exit 128
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fi
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# Check argparse pre-req on interpreter, or it will fail
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if echo import argparse | ${PYTHON:-python3}; then
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true # Good
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else
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echo "To run clang-format-diff.py, we'll need the library "argparse" to be"
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echo "installed. You can try either of the follow ways to install it:"
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echo " 1. Manually download argparse: https://pypi.python.org/pypi/argparse"
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echo " 2. easy_install argparse (if you have easy_install)"
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echo " 3. pip install argparse (if you have pip)"
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exit 129
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fi
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# Unfortunately, some machines have a Python2 clang-format-diff.py
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# installed but only a Python3 interpreter installed. Unfortunately,
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# automatic 2to3 migration is insufficient, so suggest downloading latest.
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if grep -q "print '" "$CFD_PATH" && \
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${PYTHON:-python3} --version | grep -q 'ython 3'; then
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echo "You have clang-format-diff.py for Python 2 but are using a Python 3"
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echo "interpreter (${PYTHON:-python3})."
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echo "You can download clang-format-diff.py for Python 3 by running: "
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echo " curl --location https://raw.githubusercontent.com/llvm/llvm-project/main/clang/tools/clang-format/clang-format-diff.py -o ${REPO_ROOT}/clang-format-diff.py"
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echo "You should make sure the downloaded script is not compromised."
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exit 130
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fi
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CLANG_FORMAT_DIFF="${PYTHON:-python3} $CFD_PATH"
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# This had better work after all those checks
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if $CLANG_FORMAT_DIFF --help >/dev/null < /dev/null; then
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true #Good
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else
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exit 128
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fi
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fi
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fi
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# TODO(kailiu) following work is not complete since we still need to figure
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# out how to add the modified files done pre-commit hook to git's commit index.
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#
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# Check if this script has already been added to pre-commit hook.
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# Will suggest user to add this script to pre-commit hook if their pre-commit
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# is empty.
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# PRE_COMMIT_SCRIPT_PATH="`git rev-parse --show-toplevel`/.git/hooks/pre-commit"
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# if ! ls $PRE_COMMIT_SCRIPT_PATH &> /dev/null
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# then
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# echo "Would you like to add this script to pre-commit hook, which will do "
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# echo -n "the format check for all the affected lines before you check in (y/n):"
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# read add_to_hook
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# if [ "$add_to_hook" == "y" ]
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# then
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# ln -s `git rev-parse --show-toplevel`/build_tools/format-diff.sh $PRE_COMMIT_SCRIPT_PATH
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# fi
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# fi
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set -e
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uncommitted_code=`git diff HEAD`
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# If there's no uncommitted changes, we assume user are doing post-commit
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# format check, in which case we'll try to check the modified lines vs. the
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# facebook/rocksdb.git main branch. Otherwise, we'll check format of the
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# uncommitted code only.
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if [ -z "$uncommitted_code" ]
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then
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# Attempt to get name of facebook/rocksdb.git remote.
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[ "$FORMAT_REMOTE" ] || FORMAT_REMOTE="$(git remote -v | grep 'facebook/rocksdb.git' | head -n 1 | cut -f 1)"
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# Fall back on 'origin' if that fails
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[ "$FORMAT_REMOTE" ] || FORMAT_REMOTE=origin
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# Use main branch from that remote
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[ "$FORMAT_UPSTREAM" ] || FORMAT_UPSTREAM="$FORMAT_REMOTE/$(git remote show $FORMAT_REMOTE | sed -n '/HEAD branch/s/.*: //p')"
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# Get the common ancestor with that remote branch. Everything after that
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# common ancestor would be considered the contents of a pull request, so
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# should be relevant for formatting fixes.
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FORMAT_UPSTREAM_MERGE_BASE="$(git merge-base "$FORMAT_UPSTREAM" HEAD)"
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# Get the differences
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diffs=$(git diff -U0 "$FORMAT_UPSTREAM_MERGE_BASE" | $CLANG_FORMAT_DIFF -p 1)
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echo "Checking format of changes not yet in $FORMAT_UPSTREAM..."
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else
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# Check the format of uncommitted lines,
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diffs=$(git diff -U0 HEAD | $CLANG_FORMAT_DIFF -p 1)
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echo "Checking format of uncommitted changes..."
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fi
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if [ -z "$diffs" ]
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then
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echo "Nothing needs to be reformatted!"
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exit 0
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elif [ $CHECK_ONLY ]
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then
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echo "Your change has unformatted code. Please run make format!"
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if [ $VERBOSE_CHECK ]; then
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clang-format --version
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echo "$diffs"
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fi
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exit 1
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fi
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# Highlight the insertion/deletion from the clang-format-diff.py's output
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COLOR_END="\033[0m"
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COLOR_RED="\033[0;31m"
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COLOR_GREEN="\033[0;32m"
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echo -e "Detect lines that doesn't follow the format rules:\r"
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# Add the color to the diff. lines added will be green; lines removed will be red.
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echo "$diffs" |
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sed -e "s/\(^-.*$\)/`echo -e \"$COLOR_RED\1$COLOR_END\"`/" |
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sed -e "s/\(^+.*$\)/`echo -e \"$COLOR_GREEN\1$COLOR_END\"`/"
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if [[ "$OPT" == *"-DTRAVIS"* ]]
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then
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exit 1
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fi
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echo -e "Would you like to fix the format automatically (y/n): \c"
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# Make sure under any mode, we can read user input.
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exec < /dev/tty
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read to_fix
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if [ "$to_fix" != "y" ]
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then
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exit 1
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fi
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# Do in-place format adjustment.
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if [ -z "$uncommitted_code" ]
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then
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git diff -U0 "$FORMAT_UPSTREAM_MERGE_BASE" | $CLANG_FORMAT_DIFF -i -p 1
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else
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git diff -U0 HEAD | $CLANG_FORMAT_DIFF -i -p 1
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fi
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echo "Files reformatted!"
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# Amend to last commit if user do the post-commit format check
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if [ -z "$uncommitted_code" ]; then
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echo -e "Would you like to amend the changes to last commit (`git log HEAD --oneline | head -1`)? (y/n): \c"
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read to_amend
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if [ "$to_amend" == "y" ]
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then
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git commit -a --amend --reuse-message HEAD
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echo "Amended to last commit"
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fi
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fi
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