dmn-js-drd/lib/features/modeling/behavior/ReplaceConnectionBehavior.js

A decision requirements diagram view for dmn-js

import inherits from 'inherits-browser';
import CommandInterceptor from 'diagram-js/lib/command/CommandInterceptor';
export default function ReplaceConnectionBehavior(injector, modeling, rules) {
  injector.invoke(CommandInterceptor, this);
  this.preExecute('connection.reconnect', function (context) {
    var connection = context.connection,
      source = context.newSource || connection.source,
      target = context.newTarget || connection.target,
      waypoints = connection.waypoints.slice();
    var allowed = rules.allowed('connection.reconnect', {
      connection: connection,
      source: source,
      target: target
    });
    if (!allowed || allowed.type === connection.type) {
      return;
    }
    context.connection = modeling.connect(source, target, {
      type: allowed.type,
      waypoints: waypoints
    });
    modeling.removeConnection(connection);
  }, true);
}
inherits(ReplaceConnectionBehavior, CommandInterceptor);
ReplaceConnectionBehavior.$inject = ['injector', 'modeling', 'rules'];
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