Generates CSV bool matrix with true where type has field from ElasticSearch /storage/_mappings

elastic-mapping-matrix.js

var x = /* elastic mapping */ {};
var mappings = x.storage.mappings;
var map = {};
for (var i in mappings) {
    var k = Object.keys(mappings[i].properties);
    for (l = 0; l < k.length; l++) {
        map[k[l]] = {};
    }
}
for (var i in mappings) {
    var k = Object.keys(mappings[i].properties);
    for (l = 0; l < k.length; l++) {
        map[k[l]][i] = true;
    }
}
var types = Object.keys(mappings);
types.sort();
var lines = [types];
lines[0].unshift('');
lines[0] = lines[0].implode(',');
for (var field in map) {
    var r = [field];
    for (i = 0; i < types.length; i++) {
        r.push(types[i] in map[field] ? 'TRUE' : 'FALSE');
    }
    lines.push(r.implode(','));
}
lines.implode("\n");