home/rc/base/spell.kak
Frank LENORMAND ae08312bce Allow the spelling checks to run in the background
The escaping of the main shell script is also tidied up, and some
processes that were spawned for no reason are removed.
2016-10-18 15:14:37 +03:00

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decl -hidden range-faces spell_regions
decl -hidden str spell_tmp_file
def -params ..1 \
-docstring %{spell [<language>]: spell check the current buffer
The first optional argument is the language against which the check will be performed
Formats of language supported:
- ISO language code, e.g. 'en'
- language code above followed by a dash or underscore with an ISO country code, e.g. 'en-US'} \
spell %{
try %{ addhl ranges 'spell_regions' }
%sh{
file=$(mktemp -d -t kak-spell.XXXXXXXX)/buffer
printf 'eval -no-hooks write %s\n' "${file}"
printf 'set buffer spell_tmp_file %s\n' "${file}"
}
%sh{
if [ $# -ge 1 ]; then
if [ ${#1} -ne 2 -a ${#1} -ne 5 ]; then
echo 'echo -color Error Invalid language code (examples of expected format: en, en_US, en-US)'
rm -r "$(dirname "$kak_opt_spell_tmp_file")"
exit 1
else
options="-l '$1'"
fi
fi
{
sed 's/^/^/' "$kak_opt_spell_tmp_file" | eval "aspell -a $options" 2>&1 | {
line_num=1
regions=$kak_timestamp
read line # drop the identification message
while read -r line; do
case "$line" in
[\#\&]*)
if expr "$line" : '^&' >/dev/null; then
begin=$(printf %s\\n "$line" | cut -d ' ' -f 4 | sed 's/:$//')
else
begin=$(printf %s\\n "$line" | cut -d ' ' -f 3)
fi
word=$(printf %s\\n "$line" | cut -d ' ' -f 2)
end=$((begin + ${#word}))
regions="$regions:$line_num.$begin,$line_num.$end|Error"
;;
'') line_num=$((line_num + 1));;
\*) ;;
*) printf 'echo -color Error %%{%s}\n' "${line}" | kak -p "${kak_session}";;
esac
done
printf 'set "buffer=%s" spell_regions %%{%s}' "${kak_bufname}" "${regions}" \
| kak -p "${kak_session}"
}
rm -r $(dirname "$kak_opt_spell_tmp_file")
} </dev/null >/dev/null 2>&1 &
}
}