Fix npm submodules creation

.npmignore

@@ -5,3 +5,19 @@ rollup.config.js
 jest.config.js
 *.tgz
 tsconfig.json
+./copy-types.js
+
+# IDEs and editors
+/.idea
+.project
+.classpath
+.c9/
+*.launch
+.settings/
+*.sublime-workspace
+
+# IDE - VSCode
+.vscode/*
+
+/docs
+/md-docs

copy-types.js

@@ -1,5 +1,7 @@
 const fs = require('fs');
 
 ['array', 'string', 'utils'].forEach(subFolder => {
-  fs.writeFileSync(`./${subFolder}/index.d.ts`, `export * from './${subFolder}'`)
+  fs.writeFileSync(`./${subFolder}/index.d.ts`, `export * from './${subFolder}';
+  export * from './types';`);
+  fs.copyFileSync('./src/types.ts', `./${subFolder}/types.ts`)
 });

package.json

@@ -1,6 +1,6 @@
 {
   "name": "datapipe-js",
-  "version": "0.3.2",
+  "version": "0.3.4",
   "description": "dataPipe is a JavaScript library for data manipulations, data transformations and data wrangling library inspired by LINQ (C#) and Pandas (Python)",
   "main": "dist/cjs/data-pipe.js",
   "module": "dist/esm/data-pipe.mjs",
@@ -11,29 +11,23 @@
       "require": "./dist/cjs/data-pipe.js"
     },
     "./array": {
-      "import": "./dist/esm/array/index.mjs",
-      "require": "./dist/cjs/array/index.js"
+      "import": "./array/index.mjs",
+      "require": "./array/index.js"
     },
     "./string": {
-      "import": "./dist/esm/string/index.mjs",
+      "import": "./string/index.mjs",
       "require": "./dist/cjs/string/index.js"
     },
     "./utils": {
-      "import": "./dist/esm/utils/index.mjs",
-      "require": "./dist/cjs/utils/index.js"
+      "import": "./utils/index.mjs",
+      "require": "./utils/index.js"
     }
   },
-  "files": [
-    "utils",
-    "array",
-    "string",
-    "dist"
-  ],
   "scripts": {
     "test": "jest",
     "test:dev": "jest --watch",
     "test:dev:debug": "node --inspect-brk node_modules/.bin/jest --runInBand --watch",
-    "build": "npx rollup -c && npm run docs",
+    "build": "npx rollup -c && npm run docs && node copy-types.js",
     "build:publish": "npm run build && npm publish",
     "docs": "npx typedoc src --plugin none",
     "docs:md": "npx typedoc src --out md-docs --plugin typedoc-plugin-markdown",
@@ -76,6 +70,7 @@
     "jest-fetch-mock": "^2.1.2",
     "rollup": "^1.31.1",
     "rollup-plugin-copy": "^3.3.0",
+    "rollup-plugin-delete": "^2.0.0",
     "rollup-plugin-livereload": "^1.0.4",
     "rollup-plugin-serve": "^1.0.1",
     "rollup-plugin-typescript2": "^0.25.3",

rollup.config.js

@@ -1,8 +1,10 @@
 import typescript from 'rollup-plugin-typescript2';
 import { uglify } from 'rollup-plugin-uglify';
+import del from 'rollup-plugin-delete'
 
 const pkg = require('./package.json');
 const input = 'src/index.ts';
+const subModules = ['array', 'string', 'utils'];
 
 export default [{
   input: 'src/commonjs.ts',
@@ -11,6 +13,11 @@ export default [{
   ],
   treeshake: true,
   plugins: [
+    del({
+      targets: ['./dist', ...subModules.map(m => `./${m}`)],
+      hook: 'buildStart',
+      runOnce: true
+    }),
     typescript({
       clean: true
     }),
@@ -34,19 +41,18 @@ export default [{
       clean: true
     })
   ]
-}, ...['array', 'string', 'utils'].map(subFolder => ({
+}, ...subModules.map(subFolder => ({
   input: `src/${subFolder}/index.ts`,
-  output: { file: `dist/esm/${subFolder}/index.mjs`, format: 'esm', sourcemap: true, compact: true },
+  output: { file: `${subFolder}/index.mjs`, format: 'esm', sourcemap: true, compact: true },
   treeshake: true,
   plugins: [
     typescript({
       clean: true
     })
   ],
-})),
-...['array', 'string', 'utils'].map(subFolder => ({
+})), ...subModules.map(subFolder => ({
   input: `src/${subFolder}/index.ts`,
-  output: { file: `dist/cjs/${subFolder}/index.js`, format: 'cjs', sourcemap: true, compact: true },
+  output: { file: `${subFolder}/index.js`, format: 'cjs', sourcemap: true, compact: true },
   treeshake: true,
   plugins: [
     typescript({

src/examples/test.js

@@ -0,0 +1,27 @@
+const { dataPipe } = require('datapipe-js');
+const { avg } = require('datapipe-js/array');
+const fetch = require('node-fetch');
+
+async function main() {
+
+    const dataUrl = "https://raw.githubusercontent.com/FalconSoft/sample-data/master/CSV/sample-testing-data-100.csv";
+    const csv = await (await fetch(dataUrl)).text();
+
+    return dataPipe()
+        .fromCsv(csv)
+        .groupBy(r => r.Country)
+        .select(g => ({
+            country: dataPipe(g).first().Country,
+            sales: dataPipe(g).sum(i => i.Sales),
+            avg: avg(g, i => i.Sales),
+            count: g.length
+        })
+        )
+        .where(r => r.sales > 5000)
+        .sort("sales DESC")
+        .toArray();
+}
+
+main()
+    .then(console.log)
+    .catch(console.error)

src/utils/helpers.ts

@@ -298,4 +298,4 @@ export function getFieldDescriptions(items: Record<string, ScalarType>[]): Field
   }
 
   return Object.values(resultMap);
-}
+}