feat: backward support for node 8

Author: wdavidw

demo/cjs/lib/csv.js

@@ -21,7 +21,8 @@ csv
 }))
 // Convert objects into a stream
 .pipe(csv.stringify({
-  quoted: true
+  quoted: true,
+  encoding: 'utf8' // Support for Node.js 8
 }))
 // Print the CSV stream to stdout
 .pipe(process.stdout)

demo/cjs/lib/csv_sync.js

@@ -1,6 +1,9 @@
 
 // Import the package sync module
-const csv = require('csv/sync');
+const version = parseInt(/^v(\d+)/.exec(process.version)[1], 10)
+const csv = require(
+  version >= 14 ? 'csv/sync' : 'csv/dist/cjs/sync.cjs'
+);
 
 // Generate 20 records
 const input = csv.generate({

demo/cjs/lib/csv_sync.ts

@@ -1,6 +1,9 @@
 
 // Import the package sync module
-import * as csv from 'csv/sync';
+// Node.js >= 14
+// import * as csv from 'csv/sync';
+// Node.js < 14
+import * as csv from 'csv/dist/cjs/sync';
 
 // Generate 20 records
 const input: string = csv.generate({

demo/cjs/lib/parse_sync.js

@@ -1,6 +1,9 @@
 
 const assert = require('assert');
-const { parse } = require('csv-parse/sync');
+const version = parseInt(/^v(\d+)/.exec(process.version)[1], 10)
+const { parse } = require(
+  version >= 14 ? 'csv-parse/sync' : 'csv-parse/dist/cjs/sync.cjs'
+);
 
 // Create the parser
 const records = parse([

demo/cjs/lib/parse_sync.ts

@@ -1,6 +1,9 @@
 
 import assert from 'assert'
-import { parse } from 'csv-parse/sync'
+// Node.js >= 14
+// import { parse } from 'csv-parse/sync'
+// Node.js < 14
+import { parse } from 'csv-parse/dist/cjs/sync'
 
 // Create the parser
 const records: [] = parse([

demo/cjs/test/node8.sh

@@ -0,0 +1,6 @@
+#!/usr/bin/env bash
+
+for script in ./lib/*.js; do
+  echo "################## $script"
+  node $script
+done

demo/cjs/test/samples.coffee

@@ -18,8 +18,6 @@ describe 'Samples', ->
         when '.js'
           'node'
         when '.ts'
-          'ts-node'
-          # Note, also works with:
-          # 'node --loader ts-node/esm'
+          'ts-node' # Also works with:  `node --loader ts-node/esm`
       exec "#{bin} #{path.resolve dir, sample}", (err, stdout, stderr) ->
         callback err

packages/csv-generate/package.json

@@ -61,9 +61,10 @@
     "directory": "packages/csv-generate"
   },
   "scripts": {
-    "build": "npm run build:rollup && npm run build:ts",
+    "build": "npm run build:rollup && npm run build:ts && npm run build:node8",
     "build:rollup": "npx rollup -c",
     "build:ts": "cp lib/*.ts dist/cjs && cp lib/*.ts dist/esm",
+    "build:node8": "cp dist/cjs/sync.cjs dist/cjs/sync.js",
     "lint": "npm run lint:lib && npm run lint:samples && npm run lint:test",
     "lint:lib": "eslint --fix lib/*.js",
     "lint:samples": "eslint --fix samples/*.js",

packages/csv-parse/package.json

@@ -85,9 +85,10 @@
     "directory": "packages/csv-parse"
   },
   "scripts": {
-    "build": "npm run build:rollup && npm run build:ts",
+    "build": "npm run build:rollup && npm run build:ts && npm run build:node8",
     "build:rollup": "npx rollup -c",
     "build:ts": "cp lib/*.ts dist/cjs && cp lib/*.ts dist/esm",
+    "build:node8": "cp dist/cjs/sync.cjs dist/cjs/sync.js",
     "lint": "npm run lint:lib && npm run lint:samples && npm run lint:test",
     "lint:lib": "eslint --fix lib/*.js",
     "lint:samples": "eslint --fix samples/*.js",

packages/csv-stringify/package.json

@@ -61,9 +61,10 @@
     "directory": "packages/csv-stringify"
   },
   "scripts": {
-    "build": "npm run build:rollup && npm run build:ts",
+    "build": "npm run build:rollup && npm run build:ts && npm run build:node8",
     "build:rollup": "npx rollup -c",
     "build:ts": "cp lib/*.ts dist/cjs && cp lib/*.ts dist/esm",
+    "build:node8": "cp dist/cjs/sync.cjs dist/cjs/sync.js",
     "lint": "npm run lint:lib && npm run lint:samples && npm run lint:test",
     "lint:lib": "eslint --fix lib/*.js",
     "lint:samples": "eslint --fix samples/*.js",

packages/csv/package.json

@@ -79,9 +79,10 @@
     "directory": "packages/csv"
   },
   "scripts": {
-    "build": "npm run build:rollup && npm run build:ts",
+    "build": "npm run build:rollup && npm run build:ts && npm run build:node8",
     "build:rollup": "npx rollup -c",
     "build:ts": "cp lib/*.ts dist/cjs && cp lib/*.ts dist/esm",
+    "build:node8": "cp dist/cjs/sync.cjs dist/cjs/sync.js",
     "lint": "npm run lint:lib && npm run lint:samples && npm run lint:test",
     "lint:lib": "eslint --fix lib/*.js",
     "lint:samples": "eslint --fix samples/*.js",

packages/stream-transform/package.json

@@ -61,9 +61,10 @@
     "directory": "packages/stream-transform"
   },
   "scripts": {
-    "build": "npm run build:rollup && npm run build:ts",
+    "build": "npm run build:rollup && npm run build:ts && npm run build:node8",
     "build:rollup": "npx rollup -c",
     "build:ts": "cp lib/*.ts dist/cjs && cp lib/*.ts dist/esm",
+    "build:node8": "cp dist/cjs/sync.cjs dist/cjs/sync.js",
     "lint": "npm run lint:lib && npm run lint:samples && npm run lint:test",
     "lint:lib": "eslint --fix lib/*.js",
     "lint:samples": "eslint --fix samples/*.js",