function makeValid()

in scripts/clean-geom.js [51:83]

• 27 lines of code
• 6 McCabe index (conditional complexity)

function makeValid(feature) {
  const writer = new GeoJSONWriter();
  const newFeature = {
    type: 'Feature',
    geometry: null,
    properties: feature.properties,
  };
  if (feature.id) newFeature.id = feature.id;

  const isSimple = new IsSimpleOp(feature.geometry);
  const isValid = new IsValidOp(feature.geometry);

  if (!isSimple.isSimple() || !isValid.isValid()) {

    if (!isValid.isValid()) {
      log(`Feature [${feature.id}] is invalid`);
    }

    const geom = BufferOp.bufferOp(feature.geometry,0);
    const geomArea = geom.getArea();

    if (geomArea === 0) {
      log(`New geometry is empty!!`);
    } else {
      log(`New geometry area: ${geomArea}`)
    }

    newFeature.geometry = writer.write(geom);
  } else {
    newFeature.geometry = writer.write(feature.geometry);
  }
  return newFeature;
}