pybind11/tools/check-style.sh

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#!/bin/bash
#
# Script to check include/test code for common pybind11 code style errors.
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#
# This script currently checks for
#
# 1. use of tabs instead of spaces
# 2. trailing spaces
# 3. missing space between keyword and parenthesis, e.g.: for(, if(, while(
#
# Invoke as: tools/check-style.sh
#
errors=0
IFS=$'\n'
found=
# The mt=41 sets a red background for matched tabs:
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exec 3< <(GREP_COLORS='mt=41' grep $'\t' include/ tests/*.{cpp,py,h} docs/*.rst -rn --color=always)
while read -u 3 f; do
if [ -z "$found" ]; then
echo -e '\e[31m\e[01mError: found tabs instead of spaces in the following files:\e[0m'
found=1
errors=1
fi
echo " $f"
done
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found=
# The mt=41 sets a red background for matched trailing spaces
exec 3< <(GREP_COLORS='mt=41' grep '\s\+$' include/ tests/*.{cpp,py,h} docs/*.rst -rn --color=always)
while read -u 3 f; do
if [ -z "$found" ]; then
echo -e '\e[31m\e[01mError: found trailing spaces in the following files:\e[0m'
found=1
errors=1
fi
echo " $f"
done
found=
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exec 3< <(grep '\<\(if\|for\|while\)(\|){' include/ tests/*.{cpp,py,h} -rn --color=always)
while read -u 3 line; do
if [ -z "$found" ]; then
echo -e '\e[31m\e[01mError: found the following coding style problems:\e[0m'
found=1
errors=1
fi
echo " $line"
done
exit $errors