csv-parser - npm Package Compare versions

Comparing version 2.3.5 to 3.0.0

index.js

@@ -179,10 +179,11 @@ const { Transform } = require('stream')
   writeRow (cells) {
-    if (this.headers === false || cells.length > this.headers.length) {
-      this.headers = cells.map((value, index) => index)
-    }
+    const headers = (this.headers === false) ? cells.map((value, index) => index) : this.headers
 
     const row = cells.reduce((o, cell, index) => {
-      const header = this.headers[index]
-      if (header !== null) {
+      const header = headers[index]
+      if (header === null) return o // skip columns
+      if (header !== undefined) {
         o[header] = cell
+      } else {
+        o[`_${index}`] = cell
       }
@@ -189,0 +190,0 @@ return o

package.json

 {
   "name": "csv-parser",
-  "version": "2.3.5",
+  "version": "3.0.0",
   "description": "Streaming CSV parser that aims for maximum speed as well as compatibility with the csv-spectrum test suite",
@@ -23,3 +23,3 @@ "license": "MIT",
   "engines": {
-    "node": ">= 8.16.0"
+    "node": ">= 10"
   },
@@ -36,4 +36,3 @@ "scripts": {
   "dependencies": {
-    "minimist": "^1.2.0",
-    "through2": "^3.0.1"
+    "minimist": "^1.2.0"
   },
@@ -40,0 +39,0 @@ "devDependencies": {

README.md

@@ -254,5 +254,9 @@ [tests]: 	http://img.shields.io/travis/mafintosh/csv-parser.svg
 Type: `Boolean`<br>
+Default: `false`
 
 If `true`, instructs the parser that the number of columns in each row must match
-the number of `headers` specified.
+the number of `headers` specified or throws an exception.
+if `false`: the headers are mapped to the column index
+   less columns: any missing column in the middle will result in a wrong property mapping!
+   more columns: the aditional columns will create a "_"+index properties - eg. "_10":"value"
 
@@ -259,0 +263,0 @@ ## Events

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Improved metrics

Total package byte prevSize

27687

increased by1.32%

Dependency count

1

decreased by-50%

Lines of code

355

increased by0.28%

Number of lines in readme file

359

increased by1.13%

Dependency changes

• - Removedthrough2@^3.0.1

• - Removedinherits@2.0.4(transitive)

• - Removedreadable-stream@3.6.2(transitive)

• - Removedsafe-buffer@5.2.1(transitive)

• - Removedstring_decoder@1.3.0(transitive)

• - Removedthrough2@3.0.2(transitive)

• - Removedutil-deprecate@1.0.2(transitive)