Merge pull request #199 from terminusdb/value_link

Adding link and value

Author: Francesca-Bit

lib/query/woqlQuery.js

@@ -237,6 +237,28 @@ WOQLQuery.prototype.removed_triple = function (a, b, c) {
   return this;
 };
 
+WOQLQuery.prototype.link = function (a, b, c) {
+  // if (a && a === 'args')
+  // return ['subject', 'predicate', 'object']
+  if (this.cursor['@type']) this.wrapCursorWithAnd();
+  this.cursor['@type'] = 'Triple';
+  this.cursor.subject = this.cleanSubject(a);
+  this.cursor.predicate = this.cleanPredicate(b);
+  this.cursor.object = this.cleanSubject(c);
+  return this;
+};
+
+WOQLQuery.prototype.value = function (a, b, c) {
+  // if (a && a === 'args')
+  // return ['subject', 'predicate', 'object']
+  if (this.cursor['@type']) this.wrapCursorWithAnd();
+  this.cursor['@type'] = 'Triple';
+  this.cursor.subject = this.cleanSubject(a);
+  this.cursor.predicate = this.cleanPredicate(b);
+  this.cursor.object = this.cleanDataValue(c, 'xsd:string');
+  return this;
+};
+
 WOQLQuery.prototype.quad = function (a, b, c, g) {
   if (this.cursor['@type']) this.wrapCursorWithAnd();
   const args = this.triple(a, b, c);