csv-stringify - npm Package Compare versions

Comparing version 4.0.1 to 4.1.0

CHANGELOG.md

 
 # Changelog
 
+## Version 4.1.0
+
+* columns: support array with column definition objects
+* travis: support Node.js 10
+* samples: new formatters script
+* samples: update syntax
+* package: improve ignore files
+
 ## Version 4.0.1
@@ -5,0 +13,0 @@

lib/es5/index.js

@@ -10,3 +10,3 @@ 'use strict';
 // information.
-var Stringifier, get, stream, util;
+var _Stringifier, get, stream, util;
 
@@ -55,3 +55,3 @@ stream = require('stream');
   }
-  stringifier = new Stringifier(options);
+  stringifier = new _Stringifier(options);
   if (data) {
@@ -103,6 +103,6 @@ process.nextTick(function () {
 // Options are documented [here](http://csv.adaltas.com/stringify/).
-Stringifier = function Stringifier() {
+_Stringifier = function Stringifier() {
   var opts = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : {};
 
-  var base, base1, base10, base11, base12, base13, base14, base2, base3, base4, base5, base6, base7, base8, base9, k, options, v;
+  var base, base1, base10, base11, base12, base13, base2, base3, base4, base5, base6, base7, base8, base9, k, options, v;
   // Immutable options
@@ -138,11 +138,10 @@ options = {};
   }
-  if ((base7 = this.options).columns == null) {
-    base7.columns = null;
+  if ((base7 = this.options).header == null) {
+    base7.header = false;
   }
-  if ((base8 = this.options).header == null) {
-    base8.header = false;
+  // Normalize the columns option
+  this.options.columns = _Stringifier.normalize_columns(this.options.columns);
+  if ((base8 = this.options).formatters == null) {
+    base8.formatters = {};
   }
-  if ((base9 = this.options).formatters == null) {
-    base9.formatters = {};
-  }
   if (this.options.formatters.bool) {
@@ -153,4 +152,4 @@ // Backward compatibility
   // Custom formatters
-  if ((base10 = this.options.formatters).date == null) {
-    base10.date = function (value) {
+  if ((base9 = this.options.formatters).date == null) {
+    base9.date = function (value) {
       // Cast date to timestamp string by default
@@ -160,4 +159,4 @@ return '' + value.getTime();
   }
-  if ((base11 = this.options.formatters).boolean == null) {
-    base11.boolean = function (value) {
+  if ((base10 = this.options.formatters).boolean == null) {
+    base10.boolean = function (value) {
       // Cast boolean to string by default
@@ -171,4 +170,4 @@ if (value) {
   }
-  if ((base12 = this.options.formatters).number == null) {
-    base12.number = function (value) {
+  if ((base11 = this.options.formatters).number == null) {
+    base11.number = function (value) {
       // Cast number to string using native casting by default
@@ -178,4 +177,4 @@ return '' + value;
   }
-  if ((base13 = this.options.formatters).object == null) {
-    base13.object = function (value) {
+  if ((base12 = this.options.formatters).object == null) {
+    base12.object = function (value) {
       // Stringify object as JSON by default
@@ -185,4 +184,4 @@ return JSON.stringify(value);
   }
-  if ((base14 = this.options).rowDelimiter == null) {
-    base14.rowDelimiter = '\n';
+  if ((base13 = this.options).rowDelimiter == null) {
+    base13.rowDelimiter = '\n';
   }
@@ -215,5 +214,5 @@ // Internal usage, state related
 
-util.inherits(Stringifier, stream.Transform);
+util.inherits(_Stringifier, stream.Transform);
 
-module.exports.Stringifier = Stringifier;
+module.exports.Stringifier = _Stringifier;
 
@@ -223,4 +222,4 @@ // ## `Stringifier.prototype.headers`
 // Print the header line if the option "header" is "true".
-Stringifier.prototype.headers = function () {
-  var k, label, labels;
+_Stringifier.prototype.headers = function () {
+  var headers;
   if (!this.options.header) {
@@ -232,24 +231,14 @@ return;
   }
-  labels = this.options.columns;
-  // If columns is an object, keys are fields and values are labels
-  if ((typeof labels === 'undefined' ? 'undefined' : _typeof(labels)) === 'object') {
-    labels = function () {
-      var results;
-      results = [];
-      for (k in labels) {
-        label = labels[k];
-        results.push(label);
-      }
-      return results;
-    }();
-  }
+  headers = this.options.columns.map(function (column) {
+    return column.header;
+  });
   if (this.options.eof) {
-    labels = this.stringify(labels) + this.options.rowDelimiter;
+    headers = this.stringify(headers) + this.options.rowDelimiter;
   } else {
-    labels = this.stringify(labels);
+    headers = this.stringify(headers);
   }
-  return stream.Transform.prototype.write.call(this, labels);
+  return stream.Transform.prototype.write.call(this, headers);
 };
 
-Stringifier.prototype.end = function (chunk, encoding, callback) {
+_Stringifier.prototype.end = function (chunk, encoding, callback) {
   if (this.countWriten === 0) {
@@ -261,4 +250,5 @@ this.headers();
 
-Stringifier.prototype.write = function (chunk, encoding, callback) {
+_Stringifier.prototype.write = function (chunk, encoding, callback) {
   var base, e, preserve;
+  // Nothing to do if null or undefined
   if (chunk == null) {
@@ -268,7 +258,8 @@ return;
   preserve = (typeof chunk === 'undefined' ? 'undefined' : _typeof(chunk)) !== 'object';
-  // Emit and stringify the record
+  // Emit and stringify the record if an object or an array
   if (!preserve) {
+    // Detect columns from the first record
     if (this.countWriten === 0 && !Array.isArray(chunk)) {
       if ((base = this.options).columns == null) {
-        base.columns = Object.keys(chunk);
+        base.columns = _Stringifier.normalize_columns(Object.keys(chunk));
       }
@@ -306,3 +297,3 @@ }
 // ## `Stringifier.prototype._transform(line)`
-Stringifier.prototype._transform = function (chunk, encoding, callback) {
+_Stringifier.prototype._transform = function (chunk, encoding, callback) {
   this.push(chunk);
@@ -315,29 +306,25 @@ return callback();
 // Convert a line to a string. Line may be an object, an array or a string.
-Stringifier.prototype.stringify = function (line) {
-  var _line, column, columns, containsEscape, containsQuote, containsRowDelimiter, containsdelimiter, delimiter, escape, field, i, j, l, newLine, quote, ref, ref1, regexp, shouldQuote, type, value;
-  if ((typeof line === 'undefined' ? 'undefined' : _typeof(line)) !== 'object') {
-    return line;
+_Stringifier.prototype.stringify = function (record) {
+  var _record, column, columns, containsEscape, containsQuote, containsRowDelimiter, containsdelimiter, delimiter, escape, field, i, j, l, newrecord, quote, ref, ref1, regexp, shouldQuote, type, value;
+  if ((typeof record === 'undefined' ? 'undefined' : _typeof(record)) !== 'object') {
+    return record;
   }
   columns = this.options.columns;
-  if ((typeof columns === 'undefined' ? 'undefined' : _typeof(columns)) === 'object' && columns !== null && !Array.isArray(columns)) {
-    columns = Object.keys(columns);
-  }
   delimiter = this.options.delimiter;
   quote = this.options.quote;
   escape = this.options.escape;
-  if (!Array.isArray(line)) {
-    _line = [];
+  if (!Array.isArray(record)) {
+    _record = [];
     if (columns) {
       for (i = j = 0, ref = columns.length; 0 <= ref ? j < ref : j > ref; i = 0 <= ref ? ++j : --j) {
-        column = columns[i];
-        value = get(line, column);
-        _line[i] = typeof value === 'undefined' || value === null ? '' : value;
+        value = get(record, columns[i].key);
+        _record[i] = typeof value === 'undefined' || value === null ? '' : value;
       }
     } else {
-      for (column in line) {
-        _line.push(line[column]);
+      for (column in record) {
+        _record.push(record[column]);
       }
     }
-    line = _line;
-    _line = null;
+    record = _record;
+    _record = null;
   } else if (columns) {
@@ -347,8 +334,8 @@ // Note, we used to have @options.columns
     // this case, we respect the columns indexes
-    line.splice(columns.length);
+    record.splice(columns.length);
   }
-  if (Array.isArray(line)) {
-    newLine = '';
-    for (i = l = 0, ref1 = line.length; 0 <= ref1 ? l < ref1 : l > ref1; i = 0 <= ref1 ? ++l : --l) {
-      field = line[i];
+  if (Array.isArray(record)) {
+    newrecord = '';
+    for (i = l = 0, ref1 = record.length; 0 <= ref1 ? l < ref1 : l > ref1; i = 0 <= ref1 ? ++l : --l) {
+      field = record[i];
       type = typeof field === 'undefined' ? 'undefined' : _typeof(field);
@@ -376,3 +363,3 @@ if (type === 'string') {
         containsRowDelimiter = field.indexOf(this.options.rowDelimiter) >= 0;
-        shouldQuote = containsQuote || containsdelimiter || containsRowDelimiter || this.options.quoted || this.options.quotedString && typeof line[i] === 'string';
+        shouldQuote = containsQuote || containsdelimiter || containsRowDelimiter || this.options.quoted || this.options.quotedString && typeof record[i] === 'string';
         if (shouldQuote && containsEscape) {
@@ -389,17 +376,69 @@ regexp = escape === '\\' ? new RegExp(escape + escape, 'g') : new RegExp(escape, 'g');
         }
-        newLine += field;
-      } else if (this.options.quotedEmpty || this.options.quotedEmpty == null && line[i] === '' && this.options.quotedString) {
-        newLine += quote + quote;
+        newrecord += field;
+      } else if (this.options.quotedEmpty || this.options.quotedEmpty == null && record[i] === '' && this.options.quotedString) {
+        newrecord += quote + quote;
       }
-      if (i !== line.length - 1) {
-        newLine += delimiter;
+      if (i !== record.length - 1) {
+        newrecord += delimiter;
       }
     }
-    line = newLine;
+    record = newrecord;
   }
-  return line;
+  return record;
 };
 
+_Stringifier.normalize_columns = function (columns) {
+  var column, k, v;
+  if (columns == null) {
+    return null;
+  }
+  if (columns != null) {
+    if ((typeof columns === 'undefined' ? 'undefined' : _typeof(columns)) !== 'object') {
+      throw Error('Invalid option "columns": expect an array or an object');
+    }
+    if (!Array.isArray(columns)) {
+      columns = function () {
+        var results;
+        results = [];
+        for (k in columns) {
+          v = columns[k];
+          results.push({
+            key: k,
+            header: v
+          });
+        }
+        return results;
+      }();
+    } else {
+      columns = function () {
+        var j, len, results;
+        results = [];
+        for (j = 0, len = columns.length; j < len; j++) {
+          column = columns[j];
+          if (typeof column === 'string') {
+            results.push({
+              key: column,
+              header: column
+            });
+          } else if ((typeof column === 'undefined' ? 'undefined' : _typeof(column)) === 'object' && column != null && !Array.isArray(column)) {
+            if (!column.key) {
+              throw Error('Invalid column definition: property "key" is required');
+            }
+            if (column.header == null) {
+              column.header = column.key;
+            }
+            results.push(column);
+          } else {
+            throw Error('Invalid column definition: expect a string or an object');
+          }
+        }
+        return results;
+      }();
+    }
+  }
+  return columns;
+};
+
 // [readme]: https://github.com/wdavidw/node-csv-stringify
 // [samples]: https://github.com/wdavidw/node-csv-stringify/tree/master/samples
 // [tests]: https://github.com/wdavidw/node-csv-stringify/tree/master/test

lib/index.js

@@ -98,3 +98,3 @@ // Generated by CoffeeScript 2.0.3
 Stringifier = function(opts = {}) {
-  var base, base1, base10, base11, base12, base13, base14, base2, base3, base4, base5, base6, base7, base8, base9, k, options, v;
+  var base, base1, base10, base11, base12, base13, base2, base3, base4, base5, base6, base7, base8, base9, k, options, v;
   // Immutable options
@@ -130,11 +130,10 @@ options = {};
   }
-  if ((base7 = this.options).columns == null) {
-    base7.columns = null;
+  if ((base7 = this.options).header == null) {
+    base7.header = false;
   }
-  if ((base8 = this.options).header == null) {
-    base8.header = false;
+  // Normalize the columns option
+  this.options.columns = Stringifier.normalize_columns(this.options.columns);
+  if ((base8 = this.options).formatters == null) {
+    base8.formatters = {};
   }
-  if ((base9 = this.options).formatters == null) {
-    base9.formatters = {};
-  }
   if (this.options.formatters.bool) {
@@ -145,4 +144,4 @@ // Backward compatibility
   // Custom formatters
-  if ((base10 = this.options.formatters).date == null) {
-    base10.date = function(value) {
+  if ((base9 = this.options.formatters).date == null) {
+    base9.date = function(value) {
       // Cast date to timestamp string by default
@@ -152,4 +151,4 @@ return '' + value.getTime();
   }
-  if ((base11 = this.options.formatters).boolean == null) {
-    base11.boolean = function(value) {
+  if ((base10 = this.options.formatters).boolean == null) {
+    base10.boolean = function(value) {
       // Cast boolean to string by default
@@ -163,4 +162,4 @@ if (value) {
   }
-  if ((base12 = this.options.formatters).number == null) {
-    base12.number = function(value) {
+  if ((base11 = this.options.formatters).number == null) {
+    base11.number = function(value) {
       // Cast number to string using native casting by default
@@ -170,4 +169,4 @@ return '' + value;
   }
-  if ((base13 = this.options.formatters).object == null) {
-    base13.object = function(value) {
+  if ((base12 = this.options.formatters).object == null) {
+    base12.object = function(value) {
       // Stringify object as JSON by default
@@ -177,4 +176,4 @@ return JSON.stringify(value);
   }
-  if ((base14 = this.options).rowDelimiter == null) {
-    base14.rowDelimiter = '\n';
+  if ((base13 = this.options).rowDelimiter == null) {
+    base13.rowDelimiter = '\n';
   }
@@ -215,3 +214,3 @@ // Internal usage, state related
 Stringifier.prototype.headers = function() {
-  var k, label, labels;
+  var headers;
   if (!this.options.header) {
@@ -223,21 +222,11 @@ return;
   }
-  labels = this.options.columns;
-  // If columns is an object, keys are fields and values are labels
-  if (typeof labels === 'object') {
-    labels = (function() {
-      var results;
-      results = [];
-      for (k in labels) {
-        label = labels[k];
-        results.push(label);
-      }
-      return results;
-    })();
-  }
+  headers = this.options.columns.map(function(column) {
+    return column.header;
+  });
   if (this.options.eof) {
-    labels = this.stringify(labels) + this.options.rowDelimiter;
+    headers = this.stringify(headers) + this.options.rowDelimiter;
   } else {
-    labels = this.stringify(labels);
+    headers = this.stringify(headers);
   }
-  return stream.Transform.prototype.write.call(this, labels);
+  return stream.Transform.prototype.write.call(this, headers);
 };
@@ -254,2 +243,3 @@
   var base, e, preserve;
+  // Nothing to do if null or undefined
   if (chunk == null) {
@@ -259,7 +249,8 @@ return;
   preserve = typeof chunk !== 'object';
-  // Emit and stringify the record
+  // Emit and stringify the record if an object or an array
   if (!preserve) {
+    // Detect columns from the first record
     if (this.countWriten === 0 && !Array.isArray(chunk)) {
       if ((base = this.options).columns == null) {
-        base.columns = Object.keys(chunk);
+        base.columns = Stringifier.normalize_columns(Object.keys(chunk));
       }
@@ -305,38 +296,34 @@ }
 // Convert a line to a string. Line may be an object, an array or a string.
-Stringifier.prototype.stringify = function(line) {
-  var _line, column, columns, containsEscape, containsQuote, containsRowDelimiter, containsdelimiter, delimiter, escape, field, i, j, l, newLine, quote, ref, ref1, regexp, shouldQuote, type, value;
-  if (typeof line !== 'object') {
-    return line;
+Stringifier.prototype.stringify = function(record) {
+  var _record, column, columns, containsEscape, containsQuote, containsRowDelimiter, containsdelimiter, delimiter, escape, field, i, j, l, newrecord, quote, ref, ref1, regexp, shouldQuote, type, value;
+  if (typeof record !== 'object') {
+    return record;
   }
   columns = this.options.columns;
-  if (typeof columns === 'object' && columns !== null && !Array.isArray(columns)) {
-    columns = Object.keys(columns);
-  }
   delimiter = this.options.delimiter;
   quote = this.options.quote;
   escape = this.options.escape;
-  if (!Array.isArray(line)) {
-    _line = [];
+  if (!Array.isArray(record)) {
+    _record = [];
     if (columns) {
       for (i = j = 0, ref = columns.length; 0 <= ref ? j < ref : j > ref; i = 0 <= ref ? ++j : --j) {
-        column = columns[i];
-        value = get(line, column);
-        _line[i] = (typeof value === 'undefined' || value === null) ? '' : value;
+        value = get(record, columns[i].key);
+        _record[i] = (typeof value === 'undefined' || value === null) ? '' : value;
       }
     } else {
-      for (column in line) {
-        _line.push(line[column]);
+      for (column in record) {
+        _record.push(record[column]);
       }
     }
-    line = _line;
-    _line = null;
+    record = _record;
+    _record = null;
   } else if (columns) { // Note, we used to have @options.columns
     // We are getting an array but the user want specified output columns. In
     // this case, we respect the columns indexes
-    line.splice(columns.length);
+    record.splice(columns.length);
   }
-  if (Array.isArray(line)) {
-    newLine = '';
-    for (i = l = 0, ref1 = line.length; 0 <= ref1 ? l < ref1 : l > ref1; i = 0 <= ref1 ? ++l : --l) {
-      field = line[i];
+  if (Array.isArray(record)) {
+    newrecord = '';
+    for (i = l = 0, ref1 = record.length; 0 <= ref1 ? l < ref1 : l > ref1; i = 0 <= ref1 ? ++l : --l) {
+      field = record[i];
       type = typeof field;
@@ -364,3 +351,3 @@ if (type === 'string') {
         containsRowDelimiter = field.indexOf(this.options.rowDelimiter) >= 0;
-        shouldQuote = containsQuote || containsdelimiter || containsRowDelimiter || this.options.quoted || (this.options.quotedString && typeof line[i] === 'string');
+        shouldQuote = containsQuote || containsdelimiter || containsRowDelimiter || this.options.quoted || (this.options.quotedString && typeof record[i] === 'string');
         if (shouldQuote && containsEscape) {
@@ -377,17 +364,69 @@ regexp = escape === '\\' ? new RegExp(escape + escape, 'g') : new RegExp(escape, 'g');
         }
-        newLine += field;
-      } else if (this.options.quotedEmpty || ((this.options.quotedEmpty == null) && line[i] === '' && this.options.quotedString)) {
-        newLine += quote + quote;
+        newrecord += field;
+      } else if (this.options.quotedEmpty || ((this.options.quotedEmpty == null) && record[i] === '' && this.options.quotedString)) {
+        newrecord += quote + quote;
       }
-      if (i !== line.length - 1) {
-        newLine += delimiter;
+      if (i !== record.length - 1) {
+        newrecord += delimiter;
       }
     }
-    line = newLine;
+    record = newrecord;
   }
-  return line;
+  return record;
 };
 
+Stringifier.normalize_columns = function(columns) {
+  var column, k, v;
+  if (columns == null) {
+    return null;
+  }
+  if (columns != null) {
+    if (typeof columns !== 'object') {
+      throw Error('Invalid option "columns": expect an array or an object');
+    }
+    if (!Array.isArray(columns)) {
+      columns = (function() {
+        var results;
+        results = [];
+        for (k in columns) {
+          v = columns[k];
+          results.push({
+            key: k,
+            header: v
+          });
+        }
+        return results;
+      })();
+    } else {
+      columns = (function() {
+        var j, len, results;
+        results = [];
+        for (j = 0, len = columns.length; j < len; j++) {
+          column = columns[j];
+          if (typeof column === 'string') {
+            results.push({
+              key: column,
+              header: column
+            });
+          } else if (typeof column === 'object' && (column != null) && !Array.isArray(column)) {
+            if (!column.key) {
+              throw Error('Invalid column definition: property "key" is required');
+            }
+            if (column.header == null) {
+              column.header = column.key;
+            }
+            results.push(column);
+          } else {
+            throw Error('Invalid column definition: expect a string or an object');
+          }
+        }
+        return results;
+      })();
+    }
+  }
+  return columns;
+};
+
 // [readme]: https://github.com/wdavidw/node-csv-stringify
 // [samples]: https://github.com/wdavidw/node-csv-stringify/tree/master/samples
 // [tests]: https://github.com/wdavidw/node-csv-stringify/tree/master/test

package.json

 {
-  "version": "4.0.1",
+  "version": "4.1.0",
   "name": "csv-stringify",
@@ -4,0 +4,0 @@ "description": "CSV stringifier implementing the Node.js `stream.Transform` API",

README.md

@@ -1,3 +0,4 @@
-[![Build Status](https://secure.travis-ci.org/adaltas/node-csv-stringify.svg)][travis]
 
+[![Build Status](https://api.travis-ci.org/adaltas/node-csv-stringify.svg)](https://travis-ci.org/#!/adaltas/node-csv-stringify)
+
 Part of the [CSV module][csv_home], this project is a stringifier converting
@@ -12,15 +13,14 @@ arrays or objects input into a CSV text. It implements the Node.js
 
-## Features
+## Main features
 
-*   Follow the Node.js streaming API
-*   Simplicity with the optional callback API
-*   Support for custom formatters, delimiters, quotes, escape characters and header
-*   Support big datasets
-*   Complete test coverage and samples for inspiration
-*   no external dependencies
-*   to be used conjointly with `csv-generate`, `csv-parse` and `stream-transform`
-*   BSD License
+* Follow the Node.js streaming API
+* Simplicity with the optional callback API
+* Support for custom formatters, delimiters, quotes, escape characters and header
+* Support big datasets
+* Complete test coverage and samples for inspiration
+* Only 1 external dependency
+* to be used conjointly with `csv-generate`, `csv-parse` and `stream-transform`
+* BSD License
 
-Usage
------
+## Usage
 
@@ -43,4 +43,3 @@ Refer to the [project webpage][home] for [an exhaustive list of options][home]
 
-Development
------------
+## Development
 
@@ -54,7 +53,5 @@ Tests are executed with mocha. To install it, run `npm install`
 
-The test suite is run online with [Travis][travis] against the versions
-0.10, 0.11 and 0.12 of Node.js.
+The test suite is run online with [Travis](https://travis-ci.org/#!/adaltas/node-csv-stringify). See the [Travis definition file](https://github.com/adaltas/node-csv-stringify/blob/master/.travis.yml) to view the tested Node.js version.
 
-Contributors
-------------
+## Contributors
 
@@ -68,2 +65,1 @@ *   David Worms: <https://github.com/wdavidw>
 [csv]: https://github.com/adaltas/node-csv
-[travis]: https://travis-ci.org/#!/adaltas/node-csv-stringify

samples/api.callback.js

 
-should = require('should');
-stringify = require('../lib');
+const stringify = require('../lib')
+const assert = require('assert')
 
-input = [ [ '1', '2', '3', '4' ], [ 'a', 'b', 'c', 'd' ] ];
+input = [ [ '1', '2', '3', '4' ], [ 'a', 'b', 'c', 'd' ] ]
 stringify(input, function(err, output){
-  output.should.eql('1,2,3,4\na,b,c,d\n');
-});
+  assert.equal(output, '1,2,3,4\na,b,c,d\n')
+})

samples/api.pipe.js

 
-var stringify = require('../lib');
-var generate = require('csv-generate');
+const stringify = require('../lib')
+const generate = require('csv-generate')
 
-generator = generate({objectMode: true, seed: 1, headers: 2});
-stringifier = stringify();
-
-generator.pipe(stringifier).pipe(process.stdout);
+generator = generate({
+  objectMode: true,
+  seed: 1,
+  headers: 2
+})
+stringifier = stringify()
+generator.pipe(stringifier).pipe(process.stdout)

samples/api.stream.js

 
-require('should');
-var stringify = require('../lib');
+const stringify = require('../lib')
+const assert = require('assert')
 
-data = '';
-stringifier = stringify({delimiter: ':'})
+const data = []
+const stringifier = stringify({
+  delimiter: ':'
+})
+stringifier.write([ 'root','x','0','0','root','/root','/bin/bash' ])
+stringifier.write([ 'someone','x','1022','1022','','/home/someone','/bin/bash' ])
+stringifier.end()
 stringifier.on('readable', function(){
+  let row;
   while(row = stringifier.read()){
-    data += row;
+    data.push(row)
   }
-});
+})
 stringifier.on('error', function(err){
-  console.log(err.message);
-});
+  console.error(err.message)
+})
 stringifier.on('finish', function(){
-  data.should.eql(
+  assert.equal(
+    data.join('\n'),
     "root:x:0:0:root:/root:/bin/bash\n" +
-    "someone:x:1022:1022:a funny cat:/home/someone:/bin/bash\n"
-  );
-});
-stringifier.write([ 'root','x','0','0','root','/root','/bin/bash' ]);
-stringifier.write([ 'someone','x','1022','1022','a funny cat','/home/someone','/bin/bash' ]);
-stringifier.end();
+    "someone:x:1022:1022::/home/someone:/bin/bash\n"
+  )
+})

samples/options.header.js

@@ -6,13 +6,16 @@
 
-var stringify = require('../lib');
-var generate = require('csv-generate');
-
-var generator = generate({objectMode: true, seed: 1, headers: 2});
-
-var columns = {
- year: 'birthYear',
- phone: 'phone'
-};
-var stringifier = stringify({ header: true, columns: columns });
-
-generator.pipe(stringifier).pipe(process.stdout);
+const stringify = require('../lib')
+const generate = require('csv-generate')
+const generator = generate({
+  objectMode: true,
+  seed: 1,
+  headers: 2
+})
+const stringifier = stringify({
+  header: true,
+  columns: {
+   year: 'birthYear',
+   phone: 'phone'
+  }
+})
+generator.pipe(stringifier).pipe(process.stdout)

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Improved metrics

Lines of code

1009

increased by12.36%

Worsened metrics

Total package byte prevSize

39858

decreased by-58.1%

Number of lines in readme file

62

decreased by-6.06%

No dependency changes