cgvg: code grep, vim grepped

cg

#!/bin/bash
#
# Inspired by uzix's cgvg https://uzix.org/cgvg.html
#
# cg: code grep
# vg: vim grepped
#

INDEX_FILE="$XDG_STATE_HOME/cgvg.index"
export GRAY="\033[37m"
export CLROFF="\033[0;0m"
out() {
    echo -e "$GRAY$1$CLROFF"
}

RG_BIN='rg --follow --color never --hidden --no-config'
AWK_BIN='gawk'
CMD_NAME=$(basename "$0")
USE_PAGER=false
VERBOSE=false

ARGS=''
POSITIONAL=()
while [[ $# -gt 0 ]]; do
    key="$1"

    case $key in
    -t | --type)
        ARGS+=" -t $2 "
        shift
        shift
        ;;
    --no-ignore)
        ARGS+=' --no-ignore '
        shift # past argument
        ;;
    --debug)
        ARGS+=' --debug '
        shift
        ;;
    -p | --pager)
        USE_PAGER=true
        shift
        ;;
    -v | --verbose)
        VERBOSE='true'
        shift
        ;;
    *)                     # unknown option
        POSITIONAL+=("$1") # save it in an array for later
        shift              # past argument
        ;;
    esac
done
set -- "${POSITIONAL[@]}" # restore positional parameters

SCRIPTPATH="$(
    cd "$(dirname "$0")" || exit 1
    pwd -P
)"

if [ $# -lt 1 ]; then
    echo "Usage: ${CMD_NAME} [search_term] --no-ignore"
    exit 1
fi

# the `sort` command makes sure the lines are sorted and unique by filename and line number (don't are column number)
CMD="${RG_BIN} --smart-case --fixed-strings '$*' --vimgrep ${ARGS} | sort --unique --field-separator=: --key=1,2 >$INDEX_FILE"
if [ $VERBOSE == 'true' ]; then
    out "> $CMD"
fi
eval "$CMD"

# formatting the awk file, use command:
#   gawk -o- ./cgvg_parser.awk | pbcopy

CMD="cat $INDEX_FILE | $AWK_BIN -f '${SCRIPTPATH}/cgvg_parser.awk' | grep '$1' -i --color"
if [ $USE_PAGER == 'true' ]; then
    CMD="$CMD | less --RAW-CONTROL-CHARS --chop-long-lines --quit-if-one-screen"
fi
if [ $VERBOSE == 'true' ]; then
    out "> $CMD"
fi

eval "$CMD"

LC=$(wc -l "$INDEX_FILE" | $AWK_BIN '{print $1}')

if [ $VERBOSE == 'true' ]; then
    if [ "$LC" -gt 0 ]; then
        out "# found $LC matches"
    else
        out "# nothing found"
    fi
fi

cgvg_parser.awk

BEGIN {
	FS = ":"
	OFS = ":"
	m[0] = "a"
	m[1] = "b"
	m[2] = "c"
	m[3] = "d"
	m[4] = "e"
	m[5] = "f"
	m[6] = "g"
	m[7] = "h"
	m[8] = "i"
	m[9] = "j"
}

{
	text = $0
	nr = encode(NR)
	redbg(sprintf("%3s", nr))  # index number
	gray($1)                   # file name field
	space()
	green($2)                  # line number
	space()
	$1 = ""
	$2 = ""
	$3 = ""
	gsub(/:::/, "", $0)
	print trim($text)          # matched line text
}


function br()
{
	printf "\n"
}

function encode(str)
{
	code = ""
	for (i = 1; i <= length(str); i++) {
		char = substr(str, i, 1)
		code = code m[char]
	}
	return code
}

function gray(str)
{
	printf "%s", "\033[1;30m" str "\033[0m"
}

function green(str)
{
	printf "%s", "\033[1;32m" str "\033[0m "
}

function redbg(str)
{
	printf "%s", "\033[1;41m" str "\033[0m "
}

function space()
{
	printf "%s", " "
}

function trim(s)
{
	gsub(/^[ \t\r\n-]+|[ \t\r\n-]+$/, "", s)
	return s
}

function yellow(str)
{
	printf "%s", "\033[1;33m" str "\033[0m"
}

vg

#!/bin/sh
INDEX_FILE="$XDG_STATE_HOME/cgvg.index"
BASENAME=$(basename "$0")

if [ $# -ne 1 ]; then
    echo "Usage: ${BASENAME} [index]"
    exit 1
fi

LNUM=$(echo "$1" | tr 'a-j' '0-9')
CMD="sed -n '$LNUM'p ${INDEX_FILE}"

ARGS=$(eval "$CMD" | awk -F: '{print " +"$2 " \"" $1 "\""}')
CMD="$EDITOR $ARGS"
echo "> $CMD"
eval "$CMD"