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88 lines
2.6 KiB
88 lines
2.6 KiB
#!/bin/bash |
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# |
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# Copyright (c) 2017 The Bitcoin Core developers |
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# Distributed under the MIT software license, see the accompanying |
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# file COPYING or http://www.opensource.org/licenses/mit-license.php. |
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# |
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# Check for new lines in diff that introduce trailing whitespace. |
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# We can't run this check unless we know the commit range for the PR. |
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if [ -z "${TRAVIS_COMMIT_RANGE}" ]; then |
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echo "Cannot run lint-whitespace.sh without commit range. To run locally, use:" |
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echo "TRAVIS_COMMIT_RANGE='<commit range>' .lint-whitespace.sh" |
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echo "For example:" |
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echo "TRAVIS_COMMIT_RANGE='47ba2c3...ee50c9e' .lint-whitespace.sh" |
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exit 1 |
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fi |
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showdiff() { |
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if ! git diff -U0 "${TRAVIS_COMMIT_RANGE}" -- "." ":(exclude)src/leveldb/" ":(exclude)src/secp256k1/" ":(exclude)src/univalue/" ":(exclude)doc/release-notes/"; then |
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echo "Failed to get a diff" |
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exit 1 |
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fi |
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} |
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showcodediff() { |
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if ! git diff -U0 "${TRAVIS_COMMIT_RANGE}" -- *.cpp *.h *.md *.py *.sh ":(exclude)src/leveldb/" ":(exclude)src/secp256k1/" ":(exclude)src/univalue/" ":(exclude)doc/release-notes/"; then |
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echo "Failed to get a diff" |
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exit 1 |
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fi |
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} |
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RET=0 |
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# Check if trailing whitespace was found in the diff. |
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if showdiff | grep -E -q '^\+.*\s+$'; then |
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echo "This diff appears to have added new lines with trailing whitespace." |
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echo "The following changes were suspected:" |
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FILENAME="" |
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SEEN=0 |
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while read -r line; do |
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if [[ "$line" =~ ^diff ]]; then |
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FILENAME="$line" |
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SEEN=0 |
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elif [[ "$line" =~ ^@@ ]]; then |
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LINENUMBER="$line" |
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else |
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if [ "$SEEN" -eq 0 ]; then |
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# The first time a file is seen with trailing whitespace, we print the |
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# filename (preceded by a newline). |
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echo |
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echo "$FILENAME" |
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echo "$LINENUMBER" |
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SEEN=1 |
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fi |
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echo "$line" |
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fi |
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done < <(showdiff | grep -E '^(diff --git |@@|\+.*\s+$)') |
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RET=1 |
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fi |
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# Check if tab characters were found in the diff. |
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if showcodediff | grep -P -q '^\+.*\t'; then |
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echo "This diff appears to have added new lines with tab characters instead of spaces." |
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echo "The following changes were suspected:" |
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FILENAME="" |
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SEEN=0 |
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while read -r line; do |
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if [[ "$line" =~ ^diff ]]; then |
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FILENAME="$line" |
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SEEN=0 |
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elif [[ "$line" =~ ^@@ ]]; then |
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LINENUMBER="$line" |
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else |
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if [ "$SEEN" -eq 0 ]; then |
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# The first time a file is seen with a tab character, we print the |
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# filename (preceded by a newline). |
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echo |
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echo "$FILENAME" |
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echo "$LINENUMBER" |
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SEEN=1 |
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fi |
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echo "$line" |
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fi |
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done < <(showcodediff | grep -P '^(diff --git |@@|\+.*\t)') |
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RET=1 |
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fi |
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exit $RET
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