2020-09-17 20:55:15 +02:00
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#!/usr/bin/env bash
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############################################################################
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership. The
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# ASF licenses this file to you under the Apache License, Version 2.0 (the
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# "License"); you may not use this file except in compliance with the
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# License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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#
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############################################################################
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# We define a replacement for the quote character (")
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# since we cannot escape quote characters found inside
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# the commit message
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Q='^@^'
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function getlog
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{
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(echo -n '['
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git --no-pager log --follow --simplify-merges \
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--pretty=format:'{ '$Q'commit'$Q': '$Q'%H'$Q', '$Q'author'$Q': '$Q'%aN'$Q', '$Q'author-email'$Q': '$Q'%aE'$Q', '$Q'date'$Q': '$Q'%ad'$Q', '$Q'committer'$Q': '$Q'%cn'$Q', '$Q'committer-email'$Q': '$Q'%ce'$Q', '$Q'message'$Q': '$Q'%s'$Q', '$Q'body'$Q': '$Q'%b'$Q', '$Q'signed'$Q': '$Q'%G?'$Q', '$Q'signer'$Q': '$Q'%GS'$Q', '$Q'key'$Q': '$Q'%GK'$Q' },' -- "$1"
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echo -n ']') |
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sed -r 's|\\|\\\\|g' | # escape backquotes
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sed -r 's|"|\\"|g' | # replace quotes with escaped quotes
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tr '\r\n' ' ' | # replace newlines with spaces (otherwise strings) are broken
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sed -r 's|\}, \{|},\n{|g' | # add newlines between entries, for readability
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sed 's|\},\]|}]|g' | # remove dangling comma at the final array entry
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sed -r "s|\\^@\\^|\"|g" # replace $Q with "
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}
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function getblobs
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{
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echo -n '[';
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git --no-pager log --pretty='' --no-abbrev --raw --follow --simplify-merges -- "$1" |
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tr '\t' ' ' |
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cut -f 4,6 -d ' ' |
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sed -r 's|^(\S+) (\S+)$|{ "blob": "\1", "path": "\2" },|g' |
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sed -r '$s|,$||g' # remove dangling comma at the final array entry
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echo -n ']'
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}
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if [ "$1" = "" ]; then
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echo "usage: $(basename $0) <file>"
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exit 1
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fi
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out1=$(mktemp)
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out2=$(mktemp)
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getlog "$1" > $out1
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getblobs "$1" > $out2
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if [ "$(jq '. | length' $out1)" != "$(jq '. | length' $out2)" ]; then
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# TODO: handle this case, we get more than one blob when the file is moved
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2021-02-25 13:48:46 +01:00
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# to/from submodule and it difficulties parsing. Also, the blob we get
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2020-09-17 20:55:15 +02:00
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# for when they file is in the submodule is not usable since it is possibly
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# from the pointed repo.
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echo "Log and blob list differ in size, probably a file which lived in a submodule"
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echo "Log output is at: $out1"
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echo "Blob output is at: $out2"
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exit 1
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fi
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jq -s 'transpose | map(.[0] + .[1])' $out1 $out2
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rm -f $out1 $out2
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