4 files changed, 440 insertions, 0 deletions
diff --git a/dotfiles/.local/share/nvim/site/contrib/highlight-log b/dotfiles/.local/share/nvim/site/contrib/highlight-log
new file mode 100755
index 0000000..c4697fd
--- /dev/null
+++ b/dotfiles/.local/share/nvim/site/contrib/highlight-log
@@ -0,0 +1,144 @@
+#!/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="[1m"  # $(tput bold)
+bold_off="[22m"
+debug_color="[2m"  # $(tput dim), does not work in urxvt (although in infocmp/terminfo).
+debug_color_off="[22m"
+color_off="[39m"
+log_color="[33;1m"
+log_color_off="$bold_off$color_off"
+error_color="[31;1m"
+error_color_off="$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'* ]] || [[ "$REPLY" == 'Traceback'* ]]; then
+        printf "\r" >&2
+        printf "[31m[1m%s[0m\n" "$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/$error/[31m[1m\0[0m/" \
+      -e "s/$warn/w:[33m\0[0m/" \
+      -e "s/$debug/$debug_color\\0$debug_color_off/"
+fi
diff --git a/dotfiles/.local/share/nvim/site/contrib/run-tests-watch b/dotfiles/.local/share/nvim/site/contrib/run-tests-watch
new file mode 100755
index 0000000..11edbdf
--- /dev/null
+++ b/dotfiles/.local/share/nvim/site/contrib/run-tests-watch
@@ -0,0 +1,127 @@
+#!/bin/sh -x
+#
+# Wrapper around inotifywait to run tests on file changes.
+# If a test file changes, only this file is run (first), while the whole test
+# suite is run afterwards (and initially).
+#
+# The recommended way to run it is via `make testwatch`, or `make testwatchx`
+# (to exit on first failure).
+#
+# # Internal documentation:
+#   The default run command is "make %s" (where %s gets replaced with the test
+#   file(s)), and can be given as first argument.
+#
+#   You can specify VADER_OPTIONS=-x to exit on the first test failure:
+#       VADER_OPTIONS=-x contrib/run-tests-watch
+#   or use the following:
+#       contrib/run-tests-watch 'make %s VADER_OPTIONS=-x'
+#
+#   VADER_ARGS gets used to focus on a specific test file initially, until
+#   another test file gets changed.
+
+watch="autoload plugin tests"
+echo "Watching: $watch"
+
+if [ -n "$1" ]; then
+  cmdpattern="$1"
+else
+  cmdpattern="make %s VADER_OPTIONS='$VADER_OPTIONS'"
+fi
+
+title() {
+  printf '\e]1;%s\a' "$*"
+  printf '\e]2;%s\a' "$*"
+}
+
+status_file=$(mktemp)
+handle_cmd_result() {
+  if [ "$1" = 0 ]; then
+    last_test_succeeded=1
+    title "✔ $2"
+    if [ "${2#*${alltestsfile}*}" != "$2" ]; then
+      alltests_succeeded=1
+    fi
+  else
+    last_test_succeeded=0
+    title "✘ $2"
+    if [ "${2#*${alltestsfile}*}" != "$2" ]; then
+      alltests_succeeded=0
+    fi
+  fi
+  echo "$last_test_succeeded $alltests_succeeded" > "$status_file"
+}
+
+# Recursively kill childs - required to get out of a running pdb.
+kill_with_childs() {
+  for p in $(pgrep -P "$1"); do
+    kill_with_childs "$p"
+  done
+  if kill -0 "$1" 2>/dev/null; then
+    kill "$1" || true
+  fi
+}
+
+alltestsfile='tests/all.vader'
+alltests_succeeded=0
+pid=
+changed_files=
+set -e
+last_changed_testsfile="${VADER_ARGS:-$alltestsfile}"
+
+while true; do
+  testfiles="$last_changed_testsfile"
+  if [ -n "$changed_files" ]; then
+    # There was a previous run
+    echo "================================================================="
+    echo "changed file: $changed_files"
+
+    read -r last_test_succeeded alltests_succeeded < "$status_file" || alltests_succeeded=0
+
+    if [ "${changed_files#tests/}" != "$changed_files" ] \
+        && [ "${changed_files#tests/include/}" = "$changed_files" ]; then
+      # A test file was changed (but not an include file).
+      last_changed_testsfile="$changed_files"
+      testfiles="$last_changed_testsfile"
+
+      # Run full tests afterwards (if not successful before).
+      if [ "$testfiles" != "$alltestsfile" ] && [ "$alltests_succeeded" = 0 ]; then
+        testfiles="$testfiles $alltestsfile"
+      fi
+
+    elif [ "$last_test_succeeded" = 1 ]; then
+      # Run all tests.
+      alltests_succeeded=0
+      testfiles="$alltestsfile"
+
+      if [ "${VADER_OPTIONS#*-x*}" != "$VADER_OPTIONS" ]; then
+        # Run tests matching the changed file first, e.g. tests/config.vader for
+        # autoload/neomake/config.vim.
+        test_file_for_changed_file="tests/${changed_files#autoload/neomake/}"
+        test_file_for_changed_file="${test_file_for_changed_file%.vim}.vader"
+        declare -p test_file_for_changed_file
+        if [ -f "$test_file_for_changed_file" ]; then
+          testfiles="$test_file_for_changed_file $testfiles"
+        fi
+      fi
+    fi
+
+    if [ -n "$pid" ] && kill -0 "$pid" 2>/dev/null; then
+      echo 'Killing previous run…'
+      kill_with_childs "$pid"
+    fi
+  fi
+
+  # shellcheck disable=SC2059
+  cmd="$(printf "$cmdpattern" "$testfiles")"
+  echo "Running $cmd"
+  title "… $testfiles"
+  # shellcheck disable=SC2015
+  (set +e; eval "$cmd"; handle_cmd_result "$?" "$testfiles") </dev/tty &
+  pid=$!
+
+  sleep 1
+  # shellcheck disable=SC2086
+  changed_files="$(inotifywait -q -r -e close_write \
+    --exclude '/(__pycache__/|\.)|.*\@neomake_.*' \
+    --format '%w%f' $watch)"
+done
diff --git a/dotfiles/.local/share/nvim/site/contrib/vim-checks b/dotfiles/.local/share/nvim/site/contrib/vim-checks
new file mode 100755
index 0000000..c4791d7
--- /dev/null
+++ b/dotfiles/.local/share/nvim/site/contrib/vim-checks
@@ -0,0 +1,123 @@
+#!/usr/bin/env bash
+
+set -eu
+
+# This Bash script implements custom sanity checks for scripts beyond what
+# Vint covers, which are easy to check with regex.
+#
+# Adopted from ALE (https://github.com/w0rp/ale/blob/10679b29/custom-checks)
+#
+# Copyright (c) 2016, w0rp <devw0rp@gmail.com>
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are met:
+#
+# 1. Redistributions of source code must retain the above copyright notice, this
+#    list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright notice,
+#    this list of conditions and the following disclaimer in the documentation
+#    and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+# ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+RETURN_CODE=0
+
+function print_help() {
+    echo "Usage: ./custom-checks FILE|DIRECTORY…" 1>&2
+    echo 1>&2
+    echo "  -h, --help    Print this help text" 1>&2
+    exit 1
+}
+
+while [ $# -ne 0 ]; do
+    case $1 in
+    -h) ;& --help)
+        print_help
+    ;;
+    --)
+        shift
+        break
+    ;;
+    -?*)
+        echo "Invalid argument: $1" 1>&2
+        exit 1
+    ;;
+    *)
+        break
+    ;;
+    esac
+done
+
+if [ $# -eq 0 ] || [ -z "$1" ]; then
+    print_help
+fi
+
+shopt -s globstar
+
+args=("$@")
+
+expand_arg() {
+    if [[ -d $arg ]]; then
+        expanded_arg=("$arg"/**/*.vim)
+    else
+        expanded_arg=("$arg")
+    fi
+}
+
+check_errors() {
+    regex="$1"; shift
+    message="$1"; shift
+
+    for arg in "${args[@]}"; do
+        expand_arg "$arg"
+        # Ensure that errors from grep are not ignored, i.e. busybox's grep
+        # does not have "--with-filename".
+        set +e
+        output="$(grep "$@" --with-filename -n "$regex" "${expanded_arg[@]}" 2>&1)"
+        ret=$?
+        set -e
+        if (( ret > 1 )); then
+          echo "$output"
+          RETURN_CODE=2
+          continue
+        fi
+        if [[ -z "$output" ]]; then
+            continue
+        fi
+
+        while IFS= read -r match; do
+            RETURN_CODE=1
+            echo "$match $message"
+        done < <(echo "$output" \
+            | grep -o '^[^:]\+\(:[0-9]\+\)\?:' \
+            | sed 's:^\./::')
+    done
+}
+
+check_errors \
+    '^\s*function.*) *$' \
+    'Function without abort keyword (See :help except-compat)'
+check_errors ' \+$' 'Trailing whitespace'
+check_errors '^ * end\?i\? *$' 'Write endif, not en, end, or endi'
+check_errors '^((    )*([^ ]|$)|\s+\\)' 'Use four spaces for indentation' -v -E
+check_errors $'\t' 'Do not use tabs for indentation'
+check_errors '^\s*[^" ].*[^&]l:[a-z]' 'Do not use l: prefix for local variables'
+for arg in "${args[@]}"; do
+    expand_arg "$arg"
+    grep --files-without-match '^"[ ]vim: ts=4 sw=4 et' "${expanded_arg[@]}" \
+        | while read -r f; do
+            echo "$f:$(( $(wc -l "$f" | cut -f1 -d\ ) + 1)): Missing modeline"
+        done
+done
+
+exit $RETURN_CODE
diff --git a/dotfiles/.local/share/nvim/site/contrib/vimhelplint b/dotfiles/.local/share/nvim/site/contrib/vimhelplint
new file mode 100755
index 0000000..3a87e2c
--- /dev/null
+++ b/dotfiles/.local/share/nvim/site/contrib/vimhelplint
@@ -0,0 +1,46 @@
+#!/bin/sh
+# A wrapper around vim-vimhelp (https://github.com/machakann/vim-vimhelplint).
+#
+# This file is automatically used by autoload/neomake/makers/ft/help.vim, if
+# vimhelplint is installed in Neomake's build dir (and `vimhelplint` is not
+# found as an executable).
+#
+# You can run `make build/vimhelplint` (from Neomake's root) to
+# download/install it into Neomake's build dir, and Neomake will use this for
+# help files then.
+
+if [ -z "$VIMHELPLINT_DIR" ]; then
+  # Change to parent dir (not POSIXly, but resolving symlinks).
+  CDPATH='' cd -P -- "$(dirname -- "$(readlink -f -- "$0" 2>/dev/null || echo "$0")")/.." || exit
+  VIMHELPLINT_DIR=$PWD/build/vimhelplint
+  cd - >/dev/null || exit
+fi
+vimhelplint=${VIMHELPLINT_DIR}/ftplugin/help_lint.vim
+
+if ! [ -f "$vimhelplint" ]; then
+  echo "$vimhelplint not found." >&2
+  echo "Run 'make build/vimhelplint' Neomake's root directory to install it." >&2
+  exit 64
+fi
+
+file="$1"
+if [ -z "$file" ]; then
+  echo 'No input file specified.' >&2
+  exit 64
+fi
+if ! [ -e "$file" ]; then
+  echo "File $file is not readable." >&2
+  exit 1
+fi
+
+out=$(${VIMHELPLINT_VIM:-vim} -esN -u NONE -i NONE \
+  -c "silent edit $1" \
+  -c 'set ft=help' \
+  -c "source $vimhelplint" \
+  -c 'verb VimhelpLintEcho' \
+  -c 'qall!' 2>&1)
+if [ -z "$out" ]; then
+  exit 0
+fi
+echo "$out"
+exit 1