chore!: update dependencies and remove default export

.eslintrc.yml

@@ -1,3 +1,5 @@
 extends: cheminfo
 parserOptions:
   sourceType: module
+env:
+  jest: true

.github/workflows/documentationjs.yml

@@ -0,0 +1,20 @@
+name: Deploy documentation.js on GitHub pages
+
+on:
+  release:
+    types: [published]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+      - name: Build documentation
+        uses: zakodium/documentationjs-action@v1
+      - name: Deploy to GitHub pages
+        uses: JamesIves/github-pages-deploy-action@releases/v3
+        with:
+          GITHUB_TOKEN: ${{ secrets.BOT_TOKEN }}
+          BRANCH: gh-pages
+          FOLDER: docs
+          CLEAN: true

.github/workflows/nodejs.yml

@@ -0,0 +1,12 @@
+name: Node.js CI
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+
+jobs:
+  nodejs:
+    # Documentation: https://github.com/zakodium/workflows#nodejs-ci
+    uses: zakodium/workflows/.github/workflows/nodejs.yml@nodejs-v1

.github/workflows/release.yml

@@ -0,0 +1,16 @@
+name: Release
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  release:
+    # Documentation: https://github.com/zakodium/workflows#release
+    uses: zakodium/workflows/.github/workflows/release.yml@release-v1
+    with:
+      npm: true
+    secrets:
+      github-token: ${{ secrets.BOT_TOKEN }}
+      npm-token: ${{ secrets.NPM_BOT_TOKEN }}

.gitignore

@@ -37,3 +37,5 @@ jspm_packages
 .node_repl_history
 
 lib
+docs
+.DS_Store

.prettierrc

@@ -0,0 +1,7 @@
+{
+  "arrowParens": "always",
+  "semi": true,
+  "singleQuote": true,
+  "tabWidth": 2,
+  "trailingComma": "all"
+}

package.json

@@ -12,8 +12,10 @@
     "compile": "rollup -c",
     "eslint": "eslint src",
     "eslint-fix": "npm run eslint -- --fix",
-    "prepublishOnly": "npm run compile",
-    "test": "npm run test-coverage && npm run eslint",
+    "prepack": "npm run compile",
+    "prettier": "prettier --check src",
+    "prettier-write": "prettier --write src",
+    "test": "npm run test-coverage && npm run eslint && npm run prettier",
     "test-only": "jest",
     "test-coverage": "jest --coverage"
   },
@@ -28,20 +30,17 @@
     "url": "https://github.com/mljs/regression-theil-sen/issues"
   },
   "homepage": "https://github.com/mljs/regression-theil-sen#readme",
-  "jest": {
-    "testEnvironment": "node"
-  },
   "devDependencies": {
-    "@babel/plugin-transform-modules-commonjs": "^7.4.4",
-    "eslint": "^6.0.1",
-    "eslint-config-cheminfo": "^1.20.1",
-    "eslint-plugin-import": "^2.18.0",
-    "eslint-plugin-jest": "^22.7.1",
-    "jest": "^24.8.0",
-    "rollup": "^1.16.3"
+    "@babel/plugin-transform-modules-commonjs": "^7.24.1",
+    "@types/jest": "^29.5.12",
+    "eslint": "^8.57.0",
+    "eslint-config-cheminfo": "^9.2.0",
+    "jest": "^29.7.0",
+    "prettier": "^3.2.5",
+    "rollup": "^4.17.2"
   },
   "dependencies": {
-    "ml-array-median": "^1.1.1",
-    "ml-regression-base": "^2.0.1"
+    "ml-array-median": "^1.1.6",
+    "ml-regression-base": "^4.0.0"
   }
 }

src/__tests__/test.js → src/__tests__/index.test.js

@@ -1,11 +1,11 @@
-import TheilSenRegression from '..';
+import { TheilSenRegression } from '..';
 
 describe('Theil-Sen regression', () => {
   it('Simple case', () => {
-    var inputs = [1, 2, 3, 4, 5];
-    var outputs = [2, 3, 4, 5, 6];
+    let inputs = [1, 2, 3, 4, 5];
+    let outputs = [2, 3, 4, 5, 6];
 
-    var regression = new TheilSenRegression(inputs, outputs);
+    let regression = new TheilSenRegression(inputs, outputs);
 
     expect(regression.coefficients).toHaveLength(2);
     expect(regression.slope).toBe(regression.coefficients[1]);
@@ -14,7 +14,7 @@ describe('Theil-Sen regression', () => {
     expect(regression.slope).toBeCloseTo(1, 5);
     expect(regression.intercept).toBeCloseTo(1, 5);
 
-    var y = regression.predict(85);
+    let y = regression.predict(85);
     expect(regression.computeX(y)).toBeCloseTo(85, 5);
     expect(y).toBeCloseTo(86, 5);
 
@@ -25,49 +25,49 @@ describe('Theil-Sen regression', () => {
 
   it('Outlier', () => {
     // outlier in the 4th value
-    var inputs = [1, 2, 3, 4, 10, 12, 18];
-    var outputs = [10, 14, 180, 22, 46, 54, 78];
+    let inputs = [1, 2, 3, 4, 10, 12, 18];
+    let outputs = [10, 14, 180, 22, 46, 54, 78];
 
-    var regression = new TheilSenRegression(inputs, outputs);
+    let regression = new TheilSenRegression(inputs, outputs);
 
     expect(regression.slope).toBeCloseTo(4, 3);
     expect(regression.intercept).toBeCloseTo(6, 3);
   });
 
   it('Constant', () => {
-    var inputs = [0, 1, 2, 3];
-    var outputs = [2, 2, 2, 2];
+    let inputs = [0, 1, 2, 3];
+    let outputs = [2, 2, 2, 2];
 
-    var regression = new TheilSenRegression(inputs, outputs);
+    let regression = new TheilSenRegression(inputs, outputs);
 
     expect(regression.toString()).toStrictEqual('f(x) = 2');
     expect(regression.toString(1)).toStrictEqual('f(x) = 2');
     expect(regression.toString(5)).toStrictEqual('f(x) = 2.0000');
   });
 
   it('Load and export model', () => {
-    var regression = TheilSenRegression.load({
+    let regression = TheilSenRegression.load({
       name: 'TheilSenRegression',
       slope: -1,
       intercept: 0,
       quality: {
         r: 1,
         r2: 1,
         chi2: 145.8,
-        rmsd: 0
-      }
+        rmsd: 0,
+      },
     });
     expect(regression.slope).toBe(-1);
     expect(regression.intercept).toBe(0);
     expect(regression.toString()).toStrictEqual('f(x) = - 1 * x');
 
-    var model = regression.toJSON();
+    let model = regression.toJSON();
     expect(model.name).toStrictEqual('TheilSenRegression');
     expect(model.slope).toBe(-1);
     expect(model.intercept).toBe(0);
 
     expect(() => TheilSenRegression.load({ name: 1 })).toThrow(
-      'not a Theil-Sen model'
+      'not a Theil-Sen model',
     );
   });
 });

src/index.js

@@ -1,10 +1,11 @@
-import BaseRegression, {
+import median from 'ml-array-median';
+import {
+  BaseRegression,
   checkArrayLength,
-  maybeToPrecision
+  maybeToPrecision,
 } from 'ml-regression-base';
-import median from 'ml-array-median';
 
-export default class TheilSenRegression extends BaseRegression {
+export class TheilSenRegression extends BaseRegression {
   /**
    * Theil–Sen estimator
    * https://en.wikipedia.org/wiki/Theil%E2%80%93Sen_estimator
@@ -30,7 +31,7 @@ export default class TheilSenRegression extends BaseRegression {
     return {
       name: 'TheilSenRegression',
       slope: this.slope,
-      intercept: this.intercept
+      intercept: this.intercept,
     };
   }
 
@@ -43,15 +44,14 @@ export default class TheilSenRegression extends BaseRegression {
   }
 
   toString(precision) {
-    var result = 'f(x) = ';
+    let result = 'f(x) = ';
     if (this.slope) {
-      var xFactor = maybeToPrecision(this.slope, precision);
+      let xFactor = maybeToPrecision(this.slope, precision);
       result += `${Math.abs(xFactor - 1) < 1e-5 ? '' : `${xFactor} * `}x`;
       if (this.intercept) {
-        var absIntercept = Math.abs(this.intercept);
-        var operator = absIntercept === this.intercept ? '+' : '-';
-        result +=
-          ` ${operator} ${maybeToPrecision(absIntercept, precision)}`;
+        let absIntercept = Math.abs(this.intercept);
+        let operator = absIntercept === this.intercept ? '+' : '-';
+        result += ` ${operator} ${maybeToPrecision(absIntercept, precision)}`;
       }
     } else {
       result += maybeToPrecision(this.intercept, precision);