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suppress invalid BC warnings
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.github/bc-test.sh

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#!/bin/sh
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#
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# This file is a hack to suppress warnings from Roave BC check
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#
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echo "Running..."
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# Capture output to variable
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OUTPUT=$(./vendor/bin/roave-backward-compatibility-check 2>&1)
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echo "$OUTPUT"
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# Remove rows we want to suppress
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OUTPUT=`echo "$OUTPUT" | sed '/The return type of Github\\\HttpClient\\\Plugin\\\Authentication#handleRequest() changed from no type to Http\\\Promise\\\Promise/'d`
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OUTPUT=`echo "$OUTPUT" | sed '/The return type of Github\\\HttpClient\\\Plugin\\\Authentication#handleRequest() changed from no type to Http\\\Promise\\\Promise/'d`
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OUTPUT=`echo "$OUTPUT" | sed '/The parameter $exception of Github\\\HttpClient\\\Plugin\\\History#addFailure() changed from Http\\\Client\\\Exception to a non-contravariant Psr\\\Http\\\Client\\\ClientExceptionInterface/'d`
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OUTPUT=`echo "$OUTPUT" | sed '/The parameter $exception of Github\\\HttpClient\\\Plugin\\\History#addFailure() changed from Http\\\Client\\\Exception to Psr\\\Http\\\Client\\\ClientExceptionInterface/'d`
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OUTPUT=`echo "$OUTPUT" | sed '/The return type of Github\\\HttpClient\\\Plugin\\\PathPrepend#handleRequest() changed from no type to Http\\\Promise\\\Promise/'d`
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OUTPUT=`echo "$OUTPUT" | sed '/The return type of Github\\\HttpClient\\\Plugin\\\GithubExceptionThrower#handleRequest() changed from no type to Http\\\Promise\\\Promise/'d`
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OUTPUT=`echo "$OUTPUT" | sed '/Method getMessage() was added to interface Github\\\Exception\\\ExceptionInterface/'d`
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OUTPUT=`echo "$OUTPUT" | sed '/Method getCode() was added to interface Github\\\Exception\\\ExceptionInterface/'d`
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OUTPUT=`echo "$OUTPUT" | sed '/Method getFile() was added to interface Github\\\Exception\\\ExceptionInterface/'d`
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OUTPUT=`echo "$OUTPUT" | sed '/Method getLine() was added to interface Github\\\Exception\\\ExceptionInterface/'d`
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OUTPUT=`echo "$OUTPUT" | sed '/Method getTrace() was added to interface Github\\\Exception\\\ExceptionInterface/'d`
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OUTPUT=`echo "$OUTPUT" | sed '/Method getPrevious() was added to interface Github\\\Exception\\\ExceptionInterface/'d`
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OUTPUT=`echo "$OUTPUT" | sed '/Method getTraceAsString() was added to interface Github\\\Exception\\\ExceptionInterface/'d`
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OUTPUT=`echo "$OUTPUT" | sed '/Method __toString() was added to interface Github\\\Exception\\\ExceptionInterface/'d`
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# Number of rows we found with "[BC]" in them
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BC_BREAKS=`echo "$OUTPUT" | grep -o '\[BC\]' | wc -l | awk '{ print $1 }'`
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# The last row of the output is "X backwards-incompatible changes detected". Find X.
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STATED_BREAKS=`echo "$OUTPUT" | tail -n 1 | awk -F' ' '{ print $1 }'`
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# If
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# We found "[BC]" in the command output after we removed suppressed lines
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# OR
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# We have suppressed X number of BC breaks. If $STATED_BREAKS is larger than X
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# THEN
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# exit 1
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if [ $BC_BREAKS -gt 0 ] || [ $STATED_BREAKS -gt 13 ]; then
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echo "EXIT 1"
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exit 1
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fi
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# No BC breaks found
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echo "EXIT 0"
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exit 0

.travis.yml

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cache:
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directories:
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- vendor
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- $HOME/.composer/cache
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env:
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include:
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- php: 7.2
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name: Backward compatibillity check
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env: DEPENDENCIES="roave/backward-compatibility-check" TEST_COMMAND="./vendor/bin/roave-backward-compatibility-check"
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env: DEPENDENCIES="roave/backward-compatibility-check" TEST_COMMAND="./.github/bc-test.sh"
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before_install:
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- if ! [ -z "$DEPENDENCIES" ]; then composer require --no-update ${DEPENDENCIES}; fi;

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