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rc spell: Re-implement message processing in Awk

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Plain shell takes too long on large files.

Fixes #3399
This commit is contained in:
Frank LENORMAND 2020-03-09 14:22:34 +03:00
parent 6766297623
commit e83ad2a2a4
1 changed files with 42 additions and 27 deletions
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69
rc/tools/spell.kak
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@ -37,33 +37,48 @@ define-command -params ..1 -docstring %{
fi
{
sed 's/^/^/' "$kak_opt_spell_tmp_file" | eval "aspell --byte-offsets -a $options" 2>&1 | {
line_num=1
regions=$kak_timestamp
while read -r line; do
case "$line" in
@\(\#\)*)
# drop the identification message
;;
[\#\&]*)
if expr "$line" : '^&' >/dev/null; then
pos=$(printf %s\\n "$line" | cut -d ' ' -f 4 | sed 's/:$//')
else
pos=$(printf %s\\n "$line" | cut -d ' ' -f 3)
fi
word=$(printf %s\\n "$line" | cut -d ' ' -f 2)
# trim whitespace to make `wc` output consistent across implementations
len=$(($(printf %s "$word" | wc -c)))
regions="$regions $line_num.$pos+${len}|Error"
;;
'') line_num=$((line_num + 1));;
\*) ;;
*) printf 'fail %s\n' "${line}" | kak -p "${kak_session}";;
esac
done
printf 'set-option "buffer=%s" spell_regions %s' "${kak_bufname}" "${regions}" \
| kak -p "${kak_session}"
}
sed 's/^/^/' "$kak_opt_spell_tmp_file" | eval "aspell --byte-offsets -a $options" 2>&1 | awk '
BEGIN {
line_num = 1
regions = ENVIRON["kak_timestamp"]
server_command = sprintf("kak -p \"%s\"", ENVIRON["kak_session"])
}
{
if (/^@\(#\)/) {
/* drop the identification message */
}
else if (/^\*/) {
/* nothing */
}
else if (/^$/) {
line_num++
}
else if (/^[#&]/) {
word_len = length($2)
word_pos = substr($0, 1, 1) == "&" ? substr($4, 1, length($4) - 1) : $3;
regions = regions " " line_num "." word_pos "+" word_len "|Error"
}
else {
line = $0
gsub(/"/, "&&", line)
command = "fail \"" line "\""
exit
}
}
END {
if (!length(command))
command = "set-option \"buffer=" ENVIRON["kak_bufname"] "\" spell_regions " regions
print command | server_command
close(server_command)
}
'
rm -rf $(dirname "$kak_opt_spell_tmp_file")
} </dev/null >/dev/null 2>&1 &
}