refactor: move operations to ESM

packages/rdf/.github/workflows/test.yml

@@ -0,0 +1,31 @@
+name: Test
+
+on: [push, pull_request]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        node: ['14', '15' ]
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v1
+        with:
+          node-version: ${{ matrix.node }}
+      - run: npm install
+      - run: npm test
+      - name: Codecov
+        uses: codecov/codecov-action@v1.0.5
+        with:
+          token: ${{ secrets.CODECOV_TOKEN }}
+
+  lint:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - uses: actions/setup-node@v1
+        with:
+          node-version: '14'
+      - run: npm install
+      - run: npm run lint

packages/rdf/CHANGELOG.md

@@ -0,0 +1,3 @@
+# v1.0.0
+
+- Moved to JavaScript modules

packages/rdf/cube.js

@@ -1,7 +1,7 @@
-const buildCubeShape = require('./lib/cube/buildCubeShape')
-const toObservation = require('./lib/cube/toObservation')
+import buildCubeShape from './lib/cube/buildCubeShape.js'
+import toObservation from './lib/cube/toObservation.js'
 
-module.exports = {
+export {
   buildCubeShape,
   toObservation
 }

packages/rdf/lib/PatternMatcher.js

@@ -1,4 +1,4 @@
-const TermSet = require('@rdfjs/term-set')
+import TermSet from '@rdfjs/term-set'
 
 class PatternMatcher {
   constructor ({ subject, predicate, object, graph } = {}) {
@@ -27,4 +27,4 @@ class PatternMatcher {
   }
 }
 
-module.exports = PatternMatcher
+export default PatternMatcher

packages/rdf/lib/cube/buildCubeShape/Cube.js

@@ -1,8 +1,8 @@
-const clownface = require('clownface')
-const rdf = require('rdf-ext')
-const TermMap = require('@rdfjs/term-map')
-const Dimension = require('./Dimension')
-const ns = require('./namespaces')
+import clownface from 'clownface'
+import rdf from 'rdf-ext'
+import TermMap from '@rdfjs/term-map'
+import Dimension from './Dimension.js'
+import * as ns from './namespaces.js'
 
 class Cube {
   constructor ({ term, observationSet, shape }) {
@@ -51,4 +51,4 @@ class Cube {
   }
 }
 
-module.exports = Cube
+export default Cube

packages/rdf/lib/cube/buildCubeShape/Dimension.js

@@ -1,8 +1,8 @@
-const clownface = require('clownface')
-const rdf = require('rdf-ext')
-const TermMap = require('@rdfjs/term-map')
-const TermSet = require('@rdfjs/term-set')
-const ns = require('./namespaces')
+import clownface from 'clownface'
+import rdf from 'rdf-ext'
+import TermMap from '@rdfjs/term-map'
+import TermSet from '@rdfjs/term-set'
+import * as ns from './namespaces.js'
 
 const datatypeParsers = new TermMap([
   [ns.xsd.date, term => new Date(term.value)],
@@ -99,4 +99,4 @@ class Dimension {
   }
 }
 
-module.exports = Dimension
+export default Dimension

packages/rdf/lib/cube/buildCubeShape/index.js

@@ -1,11 +1,11 @@
-const clownface = require('clownface')
-const TermMap = require('@rdfjs/term-map')
-const TermSet = require('@rdfjs/term-set')
-const rdf = require('rdf-ext')
-const { Transform } = require('readable-stream')
-const Cube = require('./Cube')
-const ns = require('./namespaces')
-const urlJoin = require('../../urlJoin')
+import clownface from 'clownface'
+import TermMap from '@rdfjs/term-map'
+import TermSet from '@rdfjs/term-set'
+import rdf from 'rdf-ext'
+import { Transform } from 'readable-stream'
+import Cube from './Cube.js'
+import * as ns from './namespaces.js'
+import urlJoin from '../../urlJoin.js'
 
 function defaultCube ({ observationSet }) {
   const observationSetIri = observationSet && observationSet.value
@@ -84,4 +84,4 @@ function buildCubeShape ({ excludeValuesOf } = {}) {
   return new CubeShapeBuilder({ excludeValuesOf })
 }
 
-module.exports = buildCubeShape
+export default buildCubeShape

packages/rdf/lib/cube/buildCubeShape/namespaces.js

@@ -1,11 +1,9 @@
-const namespace = require('@rdfjs/namespace')
+import namespace from '@rdfjs/namespace'
 
-const ns = {
-  cube: namespace('https://cube.link/'),
-  rdf: namespace('http://www.w3.org/1999/02/22-rdf-syntax-ns#'),
-  rdfs: namespace('http://www.w3.org/2000/01/rdf-schema#'),
-  sh: namespace('http://www.w3.org/ns/shacl#'),
-  xsd: namespace('http://www.w3.org/2001/XMLSchema#')
-}
+const cube = namespace('https://cube.link/')
+const rdf = namespace('http://www.w3.org/1999/02/22-rdf-syntax-ns#')
+const rdfs = namespace('http://www.w3.org/2000/01/rdf-schema#')
+const sh = namespace('http://www.w3.org/ns/shacl#')
+const xsd = namespace('http://www.w3.org/2001/XMLSchema#')
 
-module.exports = ns
+export { cube, rdf, rdfs, sh, xsd }

packages/rdf/lib/cube/toObservation.js

@@ -1,12 +1,12 @@
-const { URL } = require('url')
-const clownface = require('clownface')
-const namespace = require('@rdfjs/namespace')
-const TermMap = require('@rdfjs/term-map')
-const TermSet = require('@rdfjs/term-set')
-const rdf = require('rdf-ext')
-const { Transform } = require('readable-stream')
-const dateToId = require('../dateToId')
-const urlJoin = require('../urlJoin')
+import { URL } from 'url'
+import clownface from 'clownface'
+import namespace from '@rdfjs/namespace'
+import TermMap from '@rdfjs/term-map'
+import TermSet from '@rdfjs/term-set'
+import rdf from 'rdf-ext'
+import { Transform } from 'readable-stream'
+import dateToId from '../dateToId.js'
+import urlJoin from '../urlJoin.js'
 
 const ns = {
   cube: namespace('https://cube.link/'),
@@ -241,4 +241,4 @@ function toObservation ({
   return new ToObservation({ blacklist, dimensions, observation, observations, observer, useDate, dateProperty, useIndex })
 }
 
-module.exports = toObservation
+export default toObservation

packages/rdf/lib/dateToId.js

@@ -6,4 +6,4 @@ function dateToId (date) {
   // [^0-9Z]
 }
 
-module.exports = dateToId
+export default dateToId

packages/rdf/lib/urlJoin.js

@@ -1,5 +1,5 @@
-const { join } = require('path')
-const { URL } = require('url')
+import { join } from 'path'
+import { URL } from 'url'
 
 function urlJoin (base, part) {
   const url = new URL(base)
@@ -9,4 +9,4 @@ function urlJoin (base, part) {
   return url.toString()
 }
 
-module.exports = urlJoin
+export default urlJoin

packages/rdf/manifest.ttl

@@ -7,7 +7,7 @@
   rdfs:label "Map (RDF/JS Quad)";
   rdfs:comment "Calls a map function only for quads matching the given triple pattern.";
   code:implementedBy [ a code:EcmaScript;
-    code:link <node:barnard59-rdf/mapMatch.js>
+    code:link <node:barnard59-rdf/mapMatch.js#default>
   ].
 
 <cube.js#buildCubeShape> a p:Operation, p:WritableObjectMode, p:ReadableObjectMode;
@@ -28,5 +28,5 @@
   rdfs:label "Set Graph";
   rdfs:comment "Sets the graph of all quads to the given fixed value.";
   code:implementedBy [ a code:EcmaScript;
-    code:link <node:barnard59-rdf/setGraph.js>
+    code:link <node:barnard59-rdf/setGraph.js#default>
   ].

packages/rdf/mapMatch.js

@@ -1,8 +1,8 @@
-const rdf = require('rdf-ext')
-const { Transform } = require('readable-stream')
-const PatternMatcher = require('./lib/PatternMatcher')
+import rdf from 'rdf-ext'
+import { Transform } from 'readable-stream'
+import PatternMatcher from './lib/PatternMatcher.js'
 
-function mapMatch ({ map, subject, predicate, object, graph }) {
+export default function mapMatch ({ map, subject, predicate, object, graph }) {
   const matcher = new PatternMatcher({ subject, predicate, object, graph })
 
   return new Transform({
@@ -21,5 +21,3 @@ function mapMatch ({ map, subject, predicate, object, graph }) {
     }
   })
 }
-
-module.exports = mapMatch

packages/rdf/package.json

@@ -3,8 +3,11 @@
   "version": "0.2.4",
   "description": "RDF support for Linked Data pipelines",
   "main": "index.js",
+  "type": "module",
   "scripts": {
-    "test": "standard && nyc --reporter=lcov mocha"
+    "coverage": "codecov",
+    "lint": "standard",
+    "test": "nyc --reporter=lcov mocha"
   },
   "repository": {
     "type": "git",
@@ -28,7 +31,9 @@
   },
   "devDependencies": {
     "@rdfjs/to-ntriples": "^1.0.2",
+    "codecov": "^3.6.5",
     "get-stream": "^6.0.1",
+    "into-stream": "^5.1.1",
     "isstream": "^0.1.2",
     "mocha": "^8.4.0",
     "nyc": "^15.0.1",

packages/rdf/setGraph.js

@@ -1,5 +1,5 @@
-const rdf = require('rdf-ext')
-const TripleToQuadTransform = require('rdf-transform-triple-to-quad')
+import rdf from 'rdf-ext'
+import TripleToQuadTransform from 'rdf-transform-triple-to-quad'
 
 function setGraph (graph) {
   const iri = (graph && graph.value) || (graph && graph.toString()) || ''
@@ -11,4 +11,4 @@ function setGraph (graph) {
   return new TripleToQuadTransform(rdf.namedNode(iri), { factory: rdf })
 }
 
-module.exports = setGraph
+export default setGraph

packages/rdf/test/PatternMatcher.test.js

@@ -1,19 +1,19 @@
-const { strictEqual } = require('assert')
-const { describe, it } = require('mocha')
-const rdf = require('rdf-ext')
-const ns = require('./support/namespaces')
-const PatternMatcher = require('../lib/PatternMatcher')
+import { strictEqual } from 'assert'
+import { describe, it } from 'mocha'
+import rdf from 'rdf-ext'
+import { ex } from './support/namespaces.js'
+import PatternMatcher from '../lib/PatternMatcher.js'
 
 describe('PatternMatcher', () => {
   it('should be a constructor', () => {
     strictEqual(typeof PatternMatcher, 'function')
   })
 
   it('should assign the given terms to the pattern object', () => {
-    const subject = ns.ex.subject
-    const predicate = ns.ex.predicate
-    const object = ns.ex.object
-    const graph = ns.ex.graph
+    const subject = ex.subject
+    const predicate = ex.predicate
+    const object = ex.object
+    const graph = ex.graph
 
     const matcher = new PatternMatcher({ subject, predicate, object, graph })
 
@@ -24,14 +24,14 @@ describe('PatternMatcher', () => {
   })
 
   it('should assign the given iterable to the pattern object', () => {
-    const subject1 = ns.ex.subject1
-    const subject2 = ns.ex.subject2
-    const predicate1 = ns.ex.predicate1
-    const predicate2 = ns.ex.predicate2
-    const object1 = ns.ex.object1
-    const object2 = ns.ex.object2
-    const graph1 = ns.ex.graph1
-    const graph2 = ns.ex.graph2
+    const subject1 = ex.subject1
+    const subject2 = ex.subject2
+    const predicate1 = ex.predicate1
+    const predicate2 = ex.predicate2
+    const object1 = ex.object1
+    const object2 = ex.object2
+    const graph1 = ex.graph1
+    const graph2 = ex.graph2
 
     const matcher = new PatternMatcher({
       subject: [subject1, subject2],
@@ -58,23 +58,23 @@ describe('PatternMatcher', () => {
     })
 
     it('should return false if the quad doesn\'t match the pattern', () => {
-      const subject = ns.ex.subject
-      const predicate = ns.ex.predicate
-      const object = ns.ex.object
-      const graph = ns.ex.graph
+      const subject = ex.subject
+      const predicate = ex.predicate
+      const object = ex.object
+      const graph = ex.graph
 
       const matcher = new PatternMatcher({ subject, predicate, object, graph })
 
-      const result = matcher.test(rdf.quad(subject, predicate, object, ns.ex.graph1))
+      const result = matcher.test(rdf.quad(subject, predicate, object, ex.graph1))
 
       strictEqual(result, false)
     })
 
     it('should return true if the subject matches', () => {
-      const subject = ns.ex.subject
-      const predicate = ns.ex.predicate
-      const object = ns.ex.object
-      const graph = ns.ex.graph
+      const subject = ex.subject
+      const predicate = ex.predicate
+      const object = ex.object
+      const graph = ex.graph
 
       const matcher = new PatternMatcher({ subject })
 
@@ -84,10 +84,10 @@ describe('PatternMatcher', () => {
     })
 
     it('should return true if the predicate matches', () => {
-      const subject = ns.ex.subject
-      const predicate = ns.ex.predicate
-      const object = ns.ex.object
-      const graph = ns.ex.graph
+      const subject = ex.subject
+      const predicate = ex.predicate
+      const object = ex.object
+      const graph = ex.graph
 
       const matcher = new PatternMatcher({ predicate })
 
@@ -97,10 +97,10 @@ describe('PatternMatcher', () => {
     })
 
     it('should return true if the object matches', () => {
-      const subject = ns.ex.subject
-      const predicate = ns.ex.predicate
-      const object = ns.ex.object
-      const graph = ns.ex.graph
+      const subject = ex.subject
+      const predicate = ex.predicate
+      const object = ex.object
+      const graph = ex.graph
 
       const matcher = new PatternMatcher({ object })
 
@@ -110,10 +110,10 @@ describe('PatternMatcher', () => {
     })
 
     it('should return true if the graph matches', () => {
-      const subject = ns.ex.subject
-      const predicate = ns.ex.predicate
-      const object = ns.ex.object
-      const graph = ns.ex.graph
+      const subject = ex.subject
+      const predicate = ex.predicate
+      const object = ex.object
+      const graph = ex.graph
 
       const matcher = new PatternMatcher({ graph })
 

packages/rdf/test/cube.test.js

@@ -1,2 +1,2 @@
-require('./cube/buildCubeShape.test')
-require('./cube/toObservation.test')
+import './cube/buildCubeShape.test.js'
+import './cube/toObservation.test.js'