make every row a new ID

Author: GregHanson

.gitignore

@@ -0,0 +1 @@
+/target

Cargo.lock

@@ -10,3 +10,4 @@ csv = "1.3.1"
 log = "0.4.22"
 oxrdf = "0.2.3"
 oxrdfio = "0.1.3"
+uuid = { version = "1.11.0", features = ["v4", "fast-rng", "macro-diagnostics"] }

Cargo.toml

@@ -5,6 +5,7 @@ use convert_case::{Case, Casing};
 use csv::ReaderBuilder;
 use log::error;
 use oxrdf::{NamedNode, TermRef, TripleRef};
+use uuid::Uuid;
 
 const C2R: &'static str = "https://decisym.ai/csv2rdf/model#";
 
@@ -42,20 +43,16 @@ pub fn parse_csv(
 
         for result in rdr.records() {
             let record = result.unwrap();
-            let mut row_id = "".to_string();
+            let id = Uuid::new_v4().hyphenated().to_string();
+            let subject = NamedNode::new(format!("{ns}{id}")).unwrap();
             column_index = 0;
             for field in record.iter() {
-                if column_index == 0 {
-                    row_id = field.trim().replace(" ", "");
-                }
-                // do not append empty cells
-                else if field != "" {
+                if field != "" {
                     let column_id = headers.get(&column_index).unwrap();
-                    let subject = NamedNode::new(format!("{}{}", ns, row_id)).unwrap();
                     let predicate = NamedNode::new(format!("{}{}", C2R, column_id)).unwrap();
                     let object = TermRef::Literal(field.into());
                     let csv_triple = TripleRef::new(subject.as_ref(), predicate.as_ref(), object);
-                    output.add_triple(csv_triple)?
+                    output.add_triple(csv_triple)?;
                 }
                 column_index += 1;
             }

src/convert.rs

@@ -16,7 +16,7 @@ fn test_graph_writer() {
     );
     assert!(res.is_ok());
 
-    assert_eq!(g.len(), 23)
+    assert_eq!(g.len(), 27)
 }
 
 #[test]
@@ -38,5 +38,5 @@ fn test_file_writer() {
         .collect::<Result<Vec<_>, _>>()
         .expect("failed to parse generated output file");
 
-    assert_eq!(quads.len(), 23)
+    assert_eq!(quads.len(), 27)
 }