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|
#!/usr/bin/env bash
cheat::find() {
for path in $(echo "$NAVI_PATH" | tr ':' '\n'); do
find -L "${path/#\~/$HOME}" -iname '*.cheat'
done
}
cheat::export_cache() {
if [ -z "${NAVI_CACHE:-}" ]; then
export NAVI_CACHE="$*"
fi
}
cheat::join_lines() {
if command_exists perl; then
perl -0pe 's/\\\n *//g'
else
tr '\n' "$ESCAPE_CHAR" \
| sed -E 's/\\'$(printf "$ESCAPE_CHAR")' *//g' \
| tr "$ESCAPE_CHAR" '\n'
fi
}
cheat::read_all() {
for cheat in $(cheat::find); do
echo
cat "$cheat"
echo
done
}
cheat::memoized_read_all() {
if [ -n "${NAVI_CACHE:-}" ]; then
echo "$NAVI_CACHE"
return
fi
local -r cheats="$(cheat::read_all)"
echo "$cheats" \
| cheat::join_lines
}
cheat::prettify() {
local -r print="$(dict::get "$OPTIONS" print)"
local -r comment_width="$(style::comment_width)"
local -r snippet_width="$(style::snippet_width)"
local -r tag_width="$(style::tag_width)"
local -r comment_color="$(style::comment_color)"
local -r snippet_color="$(style::snippet_color)"
local -r tag_color="$(style::tag_color)"
local -r columns="$(ui::width || echo 0)"
awk \
-v COMMENT_COLOR=$comment_color \
-v SNIPPET_COLOR=$snippet_color \
-v TAG_COLOR=$tag_color \
-v COMMENT_MAX=$((columns * comment_width / 100)) \
-v SNIPPET_MAX=$((columns * snippet_width / 100)) \
-v TAG_MAX=$((columns * tag_width / 100)) \
-v SEP="$ESCAPE_CHAR_3" \
'function color(c,s,max) {
if (max > 0 && length(s) > max) {
s=substr(s, 0, max)
s=s"…"
}
printf("\033[%dm%s", c, s)
}
/^%/ { tags=substr($0, 3); next }
/^#/ { comment=substr($0, 3); next }
/^\$/ { next }
BEGIN { ORS="" }
NF {
print color(COMMENT_COLOR, comment, COMMENT_MAX)
print color(0, SEP, 0)
print color(SNIPPET_COLOR, $0, SNIPPET_MAX)
print color(0, SEP, 0)
print color(TAG_COLOR, tags, TAG_MAX);
print color(0, SEP, 0)
print color(DEFAULT, "\033", 0);
print "\n"
next
}'
}
cheat::until_percentage() {
awk 'BEGIN { count=0; }
/^%/ { if (count >= 1) exit;
else { count++; print $0; next; } }
{ print $0 }'
}
cheat::from_tags() {
local -r cheats="$1"
local -r tags="$2"
echo "$cheats" \
| grep "% ${tags}" -A99999 \
| cheat::until_percentage
}
cheat::from_selection() {
local -r cheats="$1"
local -r selection="$2"
local -r tags="$(dict::get "$selection" tags)"
cheat::from_tags "$cheats" "$tags"
}
|
