@zazuko/cube-hierarchy-query - npm Package Compare versions

Comparing version 1.0.0 to 1.0.1

CHANGELOG.md

 # @zazuko/cube-hierarchy-query
 
+## 1.0.1
+
+### Patch Changes
+
+- a00f28a: Roots without children were not returned by the `getHierarchy` function
+
 ## 1.0.0
@@ -4,0 +10,0 @@

index.js

@@ -28,6 +28,5 @@ import clownface from 'clownface';
 export function getHierarchy(hierarchy) {
-    const query = DESCRIBE `*`
-        .WHERE `
-      ${topDown(hierarchy)}
-    `;
+    const { described, where } = topDown(hierarchy);
+    const query = DESCRIBE `${described}`
+        .WHERE `${where}`;
     return {
@@ -34,0 +33,0 @@ query,

lib/patterns.d.ts

@@ -9,3 +9,6 @@ import { Term } from 'rdf-js';
 export declare function bottomUp(hierarchyLevel: MultiPointer, { restrictTypes, firstLevel }: GetHierarchyPatterns): SparqlTemplateResult;
-export declare function topDown(hierarchy: GraphPointer): SparqlTemplateResult;
+export declare function topDown(hierarchy: GraphPointer): {
+    described: SparqlTemplateResult;
+    where: SparqlTemplateResult;
+};
 export {};

lib/patterns.js

@@ -54,6 +54,8 @@ import rdf from '@rdfjs/data-model';
 export function topDown(hierarchy) {
-    const roots = hierarchy.out(meta.hierarchyRoot).terms.map((term) => ({ root: term }));
+    const rootTerms = hierarchy.out(meta.hierarchyRoot).terms;
+    const roots = rootTerms.map((term) => ({ root: term }));
     let level = 0;
     let currentLevel = hierarchy.out(meta.nextInHierarchy);
     const levelPatterns = [];
+    const levels = [];
     while (currentLevel) {
@@ -67,2 +69,5 @@ const path = currentLevel.out(sh.path);
         let currentLevelPatterns = sparql `${subject} ${toSparql(path)} ${nextLevelSubject} .`;
+        if (level !== 0) {
+            levels.push(subject);
+        }
         const targetClass = currentLevel.out(sh.targetClass).term;
@@ -89,3 +94,4 @@ if (targetClass) {
     }, '');
-    return sparql `
+    const described = sparql `${rootTerms} ${levels}`;
+    const where = sparql `
     ${VALUES(...roots)}
@@ -95,2 +101,6 @@
   `;
+    return {
+        described,
+        where,
+    };
 }

package.json

 {
   "name": "@zazuko/cube-hierarchy-query",
-  "version": "1.0.0",
+  "version": "1.0.1",
   "description": "Facilitates querying RDF cube hierarchies",
@@ -5,0 +5,0 @@ "type": "module",

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Improved metrics

Total package byte prevSize

22774

increased by2.01%

Lines of code

381

increased by3.25%

No dependency changes