ogrcat: make line-delimited geojson features to stdout from any ogr vector datasource

ogrcat

#!/bin/bash
#
# ogrcat
# produces line-delimited geojson features
# Like `fio cat` but uses ogr2ogr under the hood


ECHO_FEATURES=""

ogr2ogr -f GeoJSON /vsistdout/ "$@" | while read line
do
    if [ "$line" == "\"features\": [" ]; then
        ECHO_FEATURES="true"
    else
        if [ "$ECHO_FEATURES" == "true" ]; then

            # check for end of array
            if [[ $line == ]* ]]; then
                exit 0
            fi

            # strip trailing comma
            echo $line | sed "s/,$//"
        fi
    fi
done