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-rwxr-xr-xdotfiles/.vim/contrib/highlight-log144
1 files changed, 144 insertions, 0 deletions
diff --git a/dotfiles/.vim/contrib/highlight-log b/dotfiles/.vim/contrib/highlight-log
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+#!/usr/bin/env bash
+
+# This script adds color highlighting to the output from Neomake's Vader tests
+# (when called with "vader"), or to the file that gets written into according
+# to `neomake_logfile`.
+#
+# You can use the following to watch colored logs in a terminal window, after
+# having used `let g:neomake_logfile = '/tmp/neomake.log'` in Neovim/Vim:
+#
+# tail -f /tmp/neomake.log | /path/to/neomake/contrib/highlight-log
+
+bold="" # $(tput bold)
+bold_off=""
+debug_color="" # $(tput dim), does not work in urxvt (although in infocmp/terminfo).
+debug_color_off=""
+color_off=""
+log_color=""
+log_color_off="$bold_off$color_off"
+error_color=""
+error_color_off="$bold_off$color_off"
+
+# compact: display test headers, but not inner output for successful ones.
+compact=0
+
+while [ $# -ne 0 ]; do
+ case $1 in
+ --compact) compact=1; shift ;;
+ --) shift; break ;;
+ -?*) echo "Unknown option: $1" 1>&2; exit 64 ;;
+ *) break ;;
+ esac
+done
+
+if [ "$1" = vader ]; then
+ # Match non-log lines (i.e. keep output from :Log, which should cause
+ # all messages from a case to be visible).
+ # This should also ignore empty lines and lines starting with a character
+ # (e.g. via NVIM_LOG_FILE:=/dev/stderr, and from :echom).
+ re_log_line='^(.*( )? )(> .*)$'
+ re_ignore_log_line='^.*( )? > \[(debug |verbose|warning|error )|((D|V|W|E) +\+[.0-9]+)\]'
+
+ colorize() {
+ # Only colorize if stdout is connected to a tty (not with :!make).
+ if ! [ -t 1 ]; then
+ cat -
+ return
+ fi
+
+ # sed: add coloring to Vader's output:
+ # 1. failures (includes pending) in red "(X)"
+ # 2. test case header in bold "(2/2)"
+ # 3. Neomake's error log messages
+ # 4. Neomake's debug log messages
+ # 5. non-Neomake log lines (e.g. from :Log)
+ sed -E -e 's/^(([^ ].*)? +)\([ [:digit:]]+\/[[:digit:]]+\) \[[ [:alpha:]]+\] \(X\).*/'"$error_color"'\0'"$error_color_off"'/' \
+ -e 's/^(([^ ].*)? +)(\([ [:digit:]]+\/[[:digit:]]+\))/\1'"$bold"'\3'"$bold_off"'/' \
+ -e 's/^ +> \[(error |E +[.[:digit:]]+)\]: .*/'"$bold"'\0'"$bold_off"'/' \
+ -e 's/^ +> \[(debug |D +[.[:digit:]]+)\]: .*/'"$debug_color"'\0'"$debug_color_off"'/' \
+ -e '/'"$re_ignore_log_line"'/! s/'"$re_log_line"'/\1'"$log_color"'\3'"$log_color_off"'/'
+ }
+
+ if ((compact)); then
+ # Do not display output for successful tests (i.e. the log statements).
+ last_start_match=
+ # Match Vader header ("( 1/33) [EXECUTE] …"), but also if there is output
+ # from Vim, e.g. with ":colder".
+ re_vader_header='^([^ ].*)?\ +(\(\ *[0-9]+/[0-9]+\))'
+ filtering=0
+ finished_reading=0
+ stopped_filtering=0
+ while [ "$finished_reading" = 0 ]; do
+ if ! read -r; then
+ if [ -z "$REPLY" ]; then
+ break
+ finished_reading=1
+ fi
+ fi
+ if [[ "$REPLY" == *'Vader error:'* ]] || [[ "$REPLY" == 'Error'* ]] || [[ "$REPLY" == 'Traceback'* ]]; then
+ printf "\r" >&2
+ printf "%s\n" "$REPLY"
+ continue
+ fi
+ if (( stopped_filtering )); then
+ echo "$REPLY"
+ continue
+ fi
+ if [[ "$REPLY" == *'Starting Vader:'* ]]; then
+ echo "$REPLY"
+ elif [[ "$REPLY" == ' Duration: '* ]]; then
+ echo "$REPLY"
+ elif [[ "$REPLY" == *'(X)'* ]]; then
+ # Should also match "(1/1) [EXECUTE] (X) Error: Vim(function):E126: Missing :endfunction" already.
+ if [[ -n "$filtered" ]]; then
+ echo "$filtered"
+ fi
+ echo "$REPLY"
+ filtered=
+ filtering=0
+ elif [[ "$REPLY" =~ $re_vader_header ]]; then
+ filtering=1
+ if [[ ${BASH_REMATCH[2]} == "$last_start_match" ]]; then
+ filtered="$filtered"$'\n'"$REPLY"
+ else
+ echo "$REPLY"
+ filtered=
+ fi
+ last_start_match="${BASH_REMATCH[2]}"
+ elif [[ "$REPLY" == *'Success/Total: '* || "$REPLY" == ' Slowest tests:' ]]; then
+ echo "$REPLY"
+ filtering=0
+ filtered=
+ stopped_filtering=1
+ elif ! ((filtering)); then
+ echo "$REPLY"
+ elif [[ "$REPLY" =~ $re_log_line && ! "$REPLY" =~ $re_ignore_log_line ]]; then
+ if [[ "$REPLY" =~ '> SKIP:' ]]; then
+ echo "$REPLY"
+ continue
+ fi
+ if [[ -n "$filtered" ]]; then
+ echo "$filtered"
+ fi
+ echo "$REPLY"
+ filtered=
+ filtering=0
+ elif [[ -n "$filtered" ]]; then
+ filtered="$filtered"$'\n'"$REPLY"
+ else
+ filtered="$REPLY"
+ fi
+ done
+ else
+ cat -
+ fi | colorize
+
+else
+ # Output from neomake_logfile.
+ error='^[:[:digit:]]\+ \[E .*'
+ warn='^[:[:digit:]]\+ \[W .*'
+ debug='^[:[:digit:]]\+ \[D .*'
+ sed -e "s/$error/\0/" \
+ -e "s/$warn/w:\0/" \
+ -e "s/$debug/$debug_color\\0$debug_color_off/"
+fi