Merge pull request #26580 from albertorestifo/papaparse-node-stream

papaparse: Add NODE_STREAM_INPUT support

types/papaparse/index.d.ts

@@ -1,9 +1,10 @@
-// Type definitions for PapaParse v4.1
+// Type definitions for PapaParse v4.5
 // Project: https://github.com/mholt/PapaParse
 // Definitions by: Pedro Flemming <https://github.com/torpedro>
 //                 Rain Shen <https://github.com/rainshen49>
 //                 João Loff <https://github.com/jfloff>
 //                 John Reilly <https://github.com/johnnyreilly>
+//                 Alberto Restifo <https://github.com/albertorestifo>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.2
 
@@ -18,6 +19,8 @@ export function parse(file: File, config?: ParseConfig): ParseResult;
 
 export function parse(stream: ReadableStream, config?: ParseConfig): ParseResult;
 
+export function parse(stream: typeof NODE_STREAM_INPUT, config?: ParseConfig): ReadableStream;
+
 /**
  * Unparses javascript data objects and returns a csv string
  */
@@ -45,6 +48,9 @@ export const WORKERS_SUPPORTED: boolean;
 // The relative path to Papa Parse. This is automatically detected when Papa Parse is loaded synchronously.
 export const SCRIPT_PATH: string;
 
+// When passed to Papa Parse a Readable stream is returned.
+export const NODE_STREAM_INPUT = 1;
+
 /**
  * Configurable Properties
  */

types/papaparse/papaparse-tests.ts

@@ -36,6 +36,9 @@ Papa.parse(file, {
 	}
 });
 
+
+Papa.parse(Papa.NODE_STREAM_INPUT);
+
 /**
  * Unparsing
  */