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News

3.3.0 - 2024-03-22

Fixes

  • Fixed a regression parse bug in 3.2.9 that parsing with :skip_lines may cause wrong result.

3.2.9 - 2024-03-22

Fixes

  • Fixed a parse bug that wrong result may be happen when:

    • :skip_lines is used
    • :row_separator is "\r\n"
    • There is a line that includes \n as a column value

    Reported by Ryo Tsukamoto.

    GH-296

Thanks

  • Ryo Tsukamoto

3.2.8 - 2023-11-08

Improvements

  • Added CSV::InvalidEncodingError.

    Patch by Kosuke Shibata.

    GH-287

Thanks

  • Kosuke Shibata

3.2.7 - 2023-06-26

Improvements

  • Removed an unused internal variable. GH-273 [Patch by Mau Magnaguagno]

  • Changed to use https:// instead of http:// in documents. GH-274 [Patch by Vivek Bharath Akupatni]

  • Added prefix to a helper module in test. GH-278 [Patch by Luke Gruber]

  • Added a documentation for liberal_parsing: {backslash_quotes: true}. GH-280 [Patch by Mark Schneider]

Fixes

  • Fixed a wrong execution result in documents. GH-276 [Patch by Yuki Tsujimoto]

  • Fixed a bug that the same line is used multiple times. GH-279 [Reported by Gabriel Nagy]

Thanks

  • Mau Magnaguagno

  • Vivek Bharath Akupatni

  • Yuki Tsujimoto

  • Luke Gruber

  • Mark Schneider

  • Gabriel Nagy

3.2.6 - 2022-12-08

Improvements

  • CSV#read consumes the same lines with other methods like CSV#shift. [GitHub#258] [Reported by Lhoussaine Ghallou]

  • All Enumerable based methods consume the same lines with other methods. This may have a performance penalty. [GitHub#260] [Reported by Lhoussaine Ghallou]

  • Simplify some implementations. [GitHub#262] [GitHub#263] [Patch by Mau Magnaguagno]

Fixes

  • Fixed CSV.generate_lines document. [GitHub#257] [Patch by Sampat Badhe]

Thanks

  • Sampat Badhe

  • Lhoussaine Ghallou

  • Mau Magnaguagno

3.2.5 - 2022-08-26

Improvements

  • Added CSV.generate_lines. [GitHub#255] [Reported by OKURA Masafumi] [GitHub#256] [Patch by Eriko Sugiyama]

Thanks

  • OKURA Masafumi

  • Eriko Sugiyama

3.2.4 - 2022-08-22

Improvements

  • Cleaned up internal implementations. [GitHub#249] [GitHub#250] [GitHub#251] [Patch by Mau Magnaguagno]

  • Added support for RFC 3339 style time. [GitHub#248] [Patch by Thierry Lambert]

  • Added support for transcoding String CSV. Syntax is from-encoding:to-encoding. [GitHub#254] [Reported by Richard Stueven]

  • Added quoted information to CSV::FieldInfo. [GitHub#254] [Reported by Hirokazu SUZUKI]

Fixes

  • Fixed a link in documents. [GitHub#244] [Patch by Peter Zhu]

Thanks

  • Peter Zhu

  • Mau Magnaguagno

  • Thierry Lambert

  • Richard Stueven

  • Hirokazu SUZUKI

3.2.3 - 2022-04-09

Improvements

  • Added contents summary to CSV::Table#inspect. [GitHub#229][Patch by Eriko Sugiyama] [GitHub#235][Patch by Sampat Badhe]

  • Suppressed $INPUT_RECORD_SEPARATOR deprecation warning by Warning.warn. [GitHub#233][Reported by Jean byroot Boussier]

  • Improved error message for liberal parsing with quoted values. [GitHub#231][Patch by Nikolay Rys]

  • Fixed typos in documentation. [GitHub#236][Patch by Sampat Badhe]

  • Added :max_field_size option and deprecated :field_size_limit option. [GitHub#238][Reported by Dan Buettner]

  • Added :symbol_raw to built-in header converters. [GitHub#237][Reported by taki] [GitHub#239][Patch by Eriko Sugiyama]

Fixes

  • Fixed a bug that some texts may be dropped unexpectedly. [Bug #18245][ruby-core:105587][Reported by Hassan Abdul Rehman]

  • Fixed a bug that :field_size_limit doesn't work with not complex row. [GitHub#238][Reported by Dan Buettner]

Thanks

  • Hassan Abdul Rehman

  • Eriko Sugiyama

  • Jean byroot Boussier

  • Nikolay Rys

  • Sampat Badhe

  • Dan Buettner

  • taki

3.2.2 - 2021-12-24

Improvements

  • Added a validation for invalid option combination. [GitHub#225][Patch by adamroyjones]

  • Improved documentation for developers. [GitHub#227][Patch by Eriko Sugiyama]

Fixes

  • Fixed a bug that all of ARGF contents may not be consumed. [GitHub#228][Reported by Rafael Navaza]

Thanks

  • adamroyjones

  • Eriko Sugiyama

  • Rafael Navaza

3.2.1 - 2021-10-23

Improvements

  • doc: Fixed wrong class name. [GitHub#217][Patch by Vince]

  • Changed to always use "\n" for the default row separator on Ruby 3.0 or later because $INPUT_RECORD_SEPARATOR was deprecated since Ruby 3.0.

  • Added support for Ractor. [GitHub#218][Patch by rm155]

    • Users who want to use the built-in converters in non-main Ractors need to call Ractor.make_shareable(CSV::Converters) and/or Ractor.make_shareable(CSV::HeaderConverters) before creating non-main Ractors.

Thanks

  • Vince

  • Joakim Antman

  • rm155

3.2.0 - 2021-06-06

Improvements

  • CSV.open: Added support for :newline option. [GitHub#198][Patch by Nobuyoshi Nakada]

  • CSV::Table#each: Added support for column mode with duplicated headers. [GitHub#206][Reported by Yaroslav Berezovskiy]

  • Object#CSV: Added support for Ruby 3.0.

  • CSV::Row: Added support for pattern matching. [GitHub#207][Patch by Kevin Newton]

Fixes

  • Fixed typos in documentation. [GitHub#196][GitHub#205][Patch by Sampat Badhe]

Thanks

  • Sampat Badhe

  • Nobuyoshi Nakada

  • Yaroslav Berezovskiy

  • Kevin Newton

3.1.9 - 2020-11-23

Fixes

  • Fixed a compatibility bug that the line to be processed by skip_lines: has a row separator. [GitHub#194][Reported by Josef Šimánek]

Thanks

  • Josef Šimánek

3.1.8 - 2020-11-18

Improvements

  • Improved documentation. [Patch by Burdette Lamar]

Thanks

  • Burdette Lamar

3.1.7 - 2020-08-04

Improvements

  • Improved document. [GitHub#158][GitHub#160][GitHub#161] [Patch by Burdette Lamar]

  • Updated required Ruby version to 2.5.0 or later. [GitHub#159] [Patch by Gabriel Nagy]

  • Removed stringio 0.1.3 or later dependency.

Thanks

  • Burdette Lamar

  • Gabriel Nagy

3.1.6 - 2020-07-20

Improvements

  • Improved document. [GitHub#127][GitHub#135][GitHub#136][GitHub#137][GitHub#139][GitHub#140] [GitHub#141][GitHub#142][GitHub#143][GitHub#145][GitHub#146][GitHub#148] [GitHub#148][GitHub#151][GitHub#152][GitHub#154][GitHub#155][GitHub#157] [Patch by Burdette Lamar]

  • CSV.open: Added support for undef: :replace. [GitHub#129][Patch by Koichi ITO]

  • CSV.open: Added support for invalid: :replace. [GitHub#129][Patch by Koichi ITO]

  • Don't run quotable check for invalid encoding field values. [GitHub#131][Patch by Koichi ITO]

  • Added support for specifying the target indexes and names to force_quotes:. [GitHub#153][Reported by Aleksandr]

  • CSV.generate: Changed to use the encoding of the first non-ASCII field rather than the encoding of ASCII only field.

  • Changed to require the stringio gem 0.1.3 or later.

Thanks

  • Burdette Lamar

  • Koichi ITO

  • Aleksandr

3.1.5 - 2020-05-18

Improvements

  • Improved document. [GitHub#124][Patch by Burdette Lamar]

Fixes

  • Added missing document files. [GitHub#125][Reported by joast]

Thanks

  • Burdette Lamar

  • joast

3.1.4 - 2020-05-17

Improvements

  • Improved document. [GitHub#122][Patch by Burdette Lamar]

  • Stopped to dropping stack trace for exception caused by CSV.parse_line. [GitHub#120][Reported by Kyle d'Oliveira]

Fixes

  • Fixed a bug that :write_nil_value or :write_empty_value don't work with non String objects. [GitHub#123][Reported by asm256]

Thanks

  • Burdette Lamar

  • asm256

  • Kyle d'Oliveira

3.1.3 - 2020-05-09

Improvements

  • CSV::Row#dup: Copied deeply. [GitHub#108][Patch by Jim Kane]

Fixes

  • Fixed a infinite loop bug for zero length match skip_lines. [GitHub#110][Patch by Mike MacDonald]

  • CSV.generate: Fixed a bug that encoding isn't set correctly. [GitHub#110][Patch by Seiei Miyagi]

  • Fixed document for the :strip option. [GitHub#114][Patch by TOMITA Masahiro]

  • Fixed a parse bug when split charcter exists in middle of column value. [GitHub#115][Reported by TOMITA Masahiro]

Thanks

  • Jim Kane

  • Mike MacDonald

  • Seiei Miyagi

  • TOMITA Masahiro

3.1.2 - 2019-10-12

Improvements

  • Added :col_sep check. [GitHub#94][Reported by Florent Beaurain]

  • Suppressed warnings. [GitHub#96][Patch by Nobuyoshi Nakada]

  • Improved documentation. [GitHub#101][GitHub#102][Patch by Vitor Oliveira]

Fixes

  • Fixed a typo in documentation. [GitHub#95][Patch by Yuji Yaginuma]

  • Fixed a multibyte character handling bug. [GitHub#97][Patch by koshigoe]

  • Fixed typos in documentation. [GitHub#100][Patch by Vitor Oliveira]

  • Fixed a bug that seeked StringIO isn't accepted. [GitHub#98][Patch by MATSUMOTO Katsuyoshi]

  • Fixed a bug that CSV.generate_line doesn't work with Encoding.default_internal. [GitHub#105][Reported by David Rodríguez]

Thanks

  • Florent Beaurain

  • Yuji Yaginuma

  • Nobuyoshi Nakada

  • koshigoe

  • Vitor Oliveira

  • MATSUMOTO Katsuyoshi

  • David Rodríguez

3.1.1 - 2019-04-26

Improvements

  • Added documentation for strip option. [GitHub#88][Patch by hayashiyoshino]

  • Added documentation for write_converters, write_nil_value and write_empty_value options. [GitHub#87][Patch by Masafumi Koba]

  • Added documentation for quote_empty option. [GitHub#89][Patch by kawa_tech]

Fixes

  • Fixed a bug that strip; true removes a newline.

Thanks

  • hayashiyoshino

  • Masafumi Koba

  • kawa_tech

3.1.0 - 2019-04-17

Fixes

  • Fixed a backward incompatibility bug that CSV#eof? may raises an error. [GitHub#86][Reported by krororo]

Thanks

  • krororo

3.0.9 - 2019-04-15

Fixes

  • Fixed a test for Windows.

3.0.8 - 2019-04-11

Fixes

  • Fixed a bug that strip: String doesn't work.

3.0.7 - 2019-04-08

Improvements

  • Improve parse performance 1.5x by introducing loose parser.

Fixes

  • Fix performance regression in 3.0.5.

  • Fix a bug that CSV#line returns wrong value when you use quote_char: nil.

3.0.6 - 2019-03-30

Improvements

  • CSV.foreach: Added support for mode.

3.0.5 - 2019-03-24

Improvements

  • Added :liberal_parsing => {backslash_quote: true} option. [GitHub#74][Patch by 284km]

  • Added :write_converters option. [GitHub#73][Patch by Danillo Souza]

  • Added :write_nil_value option.

  • Added :write_empty_value option.

  • Improved invalid byte line number detection. [GitHub#78][Patch by Alyssa Ross]

  • Added quote_char: nil optimization. [GitHub#79][Patch by 284km]

  • Improved error message. [GitHub#81][Patch by Andrés Torres]

  • Improved IO-like implementation for StringIO data. [GitHub#80][Patch by Genadi Samokovarov]

  • Added :strip option. [GitHub#58]

Fixes

  • Fixed a compatibility bug that CSV#each doesn't care CSV#shift. [GitHub#76][Patch by Alyssa Ross]

  • Fixed a compatibility bug that CSV#eof? doesn't care CSV#each and CSV#shift. [GitHub#77][Reported by Chi Leung]

  • Fixed a compatibility bug that invalid line isn't ignored. [GitHub#82][Reported by krororo]

  • Fixed a bug that :skip_lines doesn't work with multibyte characters data. [GitHub#83][Reported by ff2248]

Thanks

  • Alyssa Ross

  • 284km

  • Chi Leung

  • Danillo Souza

  • Andrés Torres

  • Genadi Samokovarov

  • krororo

  • ff2248

3.0.4 - 2019-01-25

Improvements

  • Removed duplicated CSV::Row#include? implementations. [GitHub#69][Patch by Max Schwenk]

  • Removed duplicated CSV::Row#header? implementations. [GitHub#70][Patch by Max Schwenk]

Fixes

  • Fixed a typo in document. [GitHub#72][Patch by Artur Beljajev]

  • Fixed a compatibility bug when row headers are changed. [GitHub#71][Reported by tomoyuki kosaka]

Thanks

  • Max Schwenk

  • Artur Beljajev

  • tomoyuki kosaka

3.0.3 - 2019-01-12

Improvements

  • Migrated benchmark tool to benchmark-driver from benchmark-ips. [GitHub#57][Patch by 284km]

  • Added liberal_parsing: {double_quote_outside_quote: true} parse option. [GitHub#66][Reported by Watson]

  • Added quote_empty: write option. [GitHub#35][Reported by Dave Myron]

Fixes

  • Fixed a compatibility bug that CSV.generate always return ASCII-8BIT encoding string. [GitHub#63][Patch by Watson]

  • Fixed a compatibility bug that CSV.parse("", headers: true) doesn't return CSV::Table. [GitHub#64][Reported by Watson][Patch by 284km]

  • Fixed a compatibility bug that multiple-characters column separator doesn't work. [GitHub#67][Reported by Jesse Reiss]

  • Fixed a compatibility bug that double #each parse twice. [GitHub#68][Reported by Max Schwenk]

Thanks

  • Watson

  • 284km

  • Jesse Reiss

  • Dave Myron

  • Max Schwenk

3.0.2 - 2018-12-23

Improvements

  • Changed to use strscan in parser. [GitHub#52][Patch by 284km]

  • Improves CSV write performance. 3.0.2 will be about 2 times faster than 3.0.1.

  • Improves CSV parse performance for complex case. 3.0.2 will be about 2 times faster than 3.0.1.

Fixes

  • Fixed a parse error bug for new line only input with headers option. [GitHub#53][Reported by Chris Beer]

  • Fixed some typos in document. [GitHub#54][Patch by Victor Shepelev]

Thanks

  • 284km

  • Chris Beer

  • Victor Shepelev

3.0.1 - 2018-12-07

Improvements

  • Added a test. [GitHub#38][Patch by 284km]

  • CSV::Row#dup: Changed to duplicate internal data. [GitHub#39][Reported by André Guimarães Sakata]

  • Documented :nil_value and :empty_value options. [GitHub#41][Patch by OwlWorks]

  • Added support for separator detection for non-seekable inputs. [GitHub#45][Patch by Ilmari Karonen]

  • Removed needless code. [GitHub#48][Patch by Espartaco Palma]

  • Added support for parsing header only CSV with headers: true. [GitHub#47][Patch by Kazuma Shibasaka]

  • Added support for coverage report in CI. [GitHub#48][Patch by Espartaco Palma]

  • Improved auto CR row separator detection. [GitHub#51][Reported by Yuki Kurihara]

Fixes

  • Fixed a typo in document. [GitHub#40][Patch by Marcus Stollsteimer]

Thanks

  • 284km

  • André Guimarães Sakata

  • Marcus Stollsteimer

  • OwlWorks

  • Ilmari Karonen

  • Espartaco Palma

  • Kazuma Shibasaka

  • Yuki Kurihara

3.0.0 - 2018-06-06

Fixes

  • Fixed a bug that header isn't returned for empty row. [GitHub#37][Patch by Grace Lee]

Thanks

  • Grace Lee

1.0.2 - 2018-05-03

Improvements

  • Split file for CSV::VERSION

  • Code cleanup: Split csv.rb into a more manageable structure [GitHub#19][Patch by Espartaco Palma] [GitHub#20][Patch by Steven Daniels]

  • Use CSV::MalformedCSVError for invalid encoding line [GitHub#26][Reported by deepj]

  • Support implicit Row <-> Array conversion [Bug #10013][ruby-core:63582][Reported by Dawid Janczak]

  • Update class docs [GitHub#32][Patch by zverok]

  • Add Row#each_pair [GitHub#33][Patch by zverok]

  • Improve CSV performance [GitHub#30][Patch by Watson]

  • Add :nil_value and :empty_value option

Fixes

  • Fix a bug that "bom|utf-8" doesn't work [GitHub#23][Reported by Pavel Lobashov]

  • CSV::Row#to_h, #to_hash: uses the same value as Row#[] [Bug #14482][Reported by tomoya ishida]

  • Make row separator detection more robust [GitHub#25][Reported by deepj]

  • Fix a bug that too much separator when col_sep is " " [Bug #8784][ruby-core:63582][Reported by Sylvain Laperche]

Thanks

  • Espartaco Palma

  • Steven Daniels

  • deepj

  • Dawid Janczak

  • zverok

  • Watson

  • Pavel Lobashov

  • tomoya ishida

  • Sylvain Laperche

  • Ryunosuke Sato

1.0.1 - 2018-02-09

Improvements

  • CSV::Table#delete: Added bulk delete support. You can delete multiple rows and columns at once. [GitHub#4][Patch by Vladislav]

  • Updated Gem description. [GitHub#11][Patch by Marcus Stollsteimer]

  • Code cleanup. [GitHub#12][Patch by Marcus Stollsteimer] [GitHub#14][Patch by Steven Daniels] [GitHub#18][Patch by takkanm]

  • CSV::Table#dig: Added. [GitHub#15][Patch by Tomohiro Ogoke]

  • CSV::Row#dig: Added. [GitHub#15][Patch by Tomohiro Ogoke]

  • Added ISO 8601 support to date time converter. [GitHub#16]

Fixes

  • Fixed wrong CSV::VERSION. [GitHub#10][Reported by Marcus Stollsteimer]

  • CSV.generate: Fixed a regression bug that String argument is ignored. [GitHub#13][Patch by pavel]

Thanks

  • Vladislav

  • Marcus Stollsteimer

  • Steven Daniels

  • takkanm

  • Tomohiro Ogoke

  • pavel