neo4j/lib-new/Constraint.js

Neo4j driver (REST API client) for Node.js

// Generated by CoffeeScript 1.8.0
(function() {
  var Constraint, lib;

  lib = require('../package.json');

  module.exports = Constraint = (function() {
    function Constraint(opts) {
      if (opts == null) {
        opts = {};
      }
      this.label = opts.label, this.property = opts.property;
    }

    Constraint.prototype.equals = function(other) {
      return (other instanceof Constraint) && (this.label === other.label) && (this.property === other.property);
    };

    Constraint.prototype.toString = function() {
      var node;
      node = this.label.toLowerCase();
      return "CONSTRAINT ON (" + node + ":" + this.label + ") ASSERT " + node + "." + this.property + " IS UNIQUE";
    };

    Constraint._fromRaw = function(obj) {
      var label, property, property_keys, type;
      type = obj.type, label = obj.label, property_keys = obj.property_keys;
      if (type !== 'UNIQUENESS') {
        console.warn("Unrecognized constraint type encountered: " + type + ". node-neo4j v" + lib.version + " doesn’t know how to handle these. Continuing as if it’s a UNIQUENESS constraint...");
      }
      if (property_keys.length > 1) {
        console.warn("Constraint (on :" + label + ") with " + property_keys.length + " property keys encountered: " + (property_keys.join(', ')) + ". node-neo4j v" + lib.version + " doesn’t know how to handle these. Continuing with only the first one.");
      }
      property = property_keys[0];
      return new Constraint({
        label: label,
        property: property
      });
    };

    return Constraint;

  })();

}).call(this);

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