[tracker] SPARQL: Handle some more errors

[Philip Van Hoof <pvanhoof src gnome org>]

commit 59bdb8f68bf2aa4ff1173cdc17a5944438c12550
Author: Philip Van Hoof <philip codeminded be>
Date:   Tue Aug 18 12:09:53 2009 +0200

    SPARQL: Handle some more errors

 src/libtracker-data/tracker-sparql-query.vala |    8 ++++----
 1 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/src/libtracker-data/tracker-sparql-query.vala b/src/libtracker-data/tracker-sparql-query.vala
index 5699d20..95df77c 100644
--- a/src/libtracker-data/tracker-sparql-query.vala
+++ b/src/libtracker-data/tracker-sparql-query.vala
@@ -922,7 +922,7 @@ public class Tracker.SparqlQuery : Object {
 
 			is_var = true;
 		} else {
-			// TODO error
+			throw new SparqlError.PARSE ("expected variable or term");
 		}
 		return result;
 	}
@@ -963,7 +963,7 @@ public class Tracker.SparqlQuery : Object {
 				next ();
 				current_predicate = "http://www.w3.org/1999/02/22-rdf-syntax-ns#type";;
 			} else {
-				// TODO error
+				throw new SparqlError.PARSE ("expected non-empty property list");
 			}
 			parse_object_list (sql);
 
@@ -1666,7 +1666,7 @@ public class Tracker.SparqlQuery : Object {
 			current_subject = old_subject;
 			current_subject_is_var = old_subject_is_var;
 		} else {
-			// TODO error
+			throw new SparqlError.PARSE ("expected variable or term");
 		}
 		return result;
 	}
@@ -1695,7 +1695,7 @@ public class Tracker.SparqlQuery : Object {
 				next ();
 				current_predicate = "http://www.w3.org/1999/02/22-rdf-syntax-ns#type";;
 			} else {
-				// TODO error
+				throw new SparqlError.PARSE ("expected non-empty property list");
 			}
 			parse_construct_object_list (var_value_map);