regex101: Conventional Commits for commitcheck.com

Pro

\Astart of string

Non-Capturing Group(?:(?:^(?<type>feat|fix|ci|chore|docs|test|style|refactor|build|perf|revert)(?:$(?<scope>.+)$)?(?<breaking>!)?:\s(?<subject>.{3,})$)(?:(?:(?<BLANK_LINE>\n^$\n)(?<body>(?:^.{3,}$\n?)+))?(?<BLANK_LINE2>\n^$\n)(?:(?<breaking_change>^BREAKING\sCHANGE:\s[\s\w]+$)\n)?(?:(?<footer>^\w+:\s.+)))?\n?|)

1st Alternative(?:^(?<type>feat|fix|ci|chore|docs|test|style|refactor|build|perf|revert)(?:$(?<scope>.+)$)?(?<breaking>!)?:\s(?<subject>.{3,})$)(?:(?:(?<BLANK_LINE>\n^$\n)(?<body>(?:^.{3,}$\n?)+))?(?<BLANK_LINE2>\n^$\n)(?:(?<breaking_change>^BREAKING\sCHANGE:\s[\s\w]+$)\n)?(?:(?<footer>^\w+:\s.+)))?\n?

Non-Capturing Group(?:^(?<type>feat|fix|ci|chore|docs|test|style|refactor|build|perf|revert)(?:$(?<scope>.+)$)?(?<breaking>!)?:\s(?<subject>.{3,})$)

^start of line

1st Alternativefeat

featthe literal text feat (case sensitive)

2nd Alternativefix

fixthe literal text fix (case sensitive)

3rd Alternativeci

cithe literal text ci (case sensitive)

4th Alternativechore

chorethe literal text chore (case sensitive)

5th Alternativedocs

docsthe literal text docs (case sensitive)

6th Alternativetest

testthe literal text test (case sensitive)

7th Alternativestyle

stylethe literal text style (case sensitive)

8th Alternativerefactor

refactorthe literal text refactor (case sensitive)

9th Alternativebuild

buildthe literal text build (case sensitive)

10th Alternativeperf

perfthe literal text perf (case sensitive)

11th Alternativerevert

revertthe literal text revert (case sensitive)

Non-Capturing Group(?:$(?<scope>.+)$)?

?repeats the group contents below at most once:

\(the literal ( (40₁₀ / 50₈ / 28₁₆)

Group scope(?<scope>.+)

.+any character (except for line terminators), repeated at least once

\)the literal ) (41₁₀ / 51₈ / 29₁₆)

Group breaking(?<breaking>!)?

?repeats the group contents below at most once:

!the literal ! (33₁₀ / 41₈ / 21₁₆)

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\sany whitespace character

Group subject(?<subject>.{3,})

.{3,}any character (except for line terminators), repeated at least 3 times

$end of line

Non-Capturing Group(?:(?:(?<BLANK_LINE>\n^$\n)(?<body>(?:^.{3,}$\n?)+))?(?<BLANK_LINE2>\n^$\n)(?:(?<breaking_change>^BREAKING\sCHANGE:\s[\s\w]+$)\n)?(?:(?<footer>^\w+:\s.+)))?

?repeats the group contents below at most once:

Non-Capturing Group(?:(?<BLANK_LINE>\n^$\n)(?<body>(?:^.{3,}$\n?)+))?

?repeats the group contents below at most once:

Group BLANK_LINE(?<BLANK_LINE>\n^$\n)

\na line-feed (newline) character (ASCII 10)

^start of line

$end of line

\na line-feed (newline) character (ASCII 10)

Group body(?<body>(?:^.{3,}$\n?)+)

Non-Capturing Group(?:^.{3,}$\n?)+

+repeats the group contents below at least once:

^start of line

.{3,}any character (except for line terminators), repeated at least 3 times

$end of line

\n?optionally matches a line-feed (newline) character (ASCII 10)

Group BLANK_LINE2(?<BLANK_LINE2>\n^$\n)

\na line-feed (newline) character (ASCII 10)

^start of line

$end of line

\na line-feed (newline) character (ASCII 10)

Non-Capturing Group(?:(?<breaking_change>^BREAKING\sCHANGE:\s[\s\w]+$)\n)?

Non-Capturing Group(?:(?<footer>^\w+:\s.+))

\n?optionally matches a line-feed (newline) character (ASCII 10)

2nd Alternative — matches an empty string

\Zend of string, or before its final line terminator

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

25 tokens

Regular Expression

\A(?:(?:^(?<type>feat|fix|ci|chore|docs|test|style|refactor|build|perf|revert)(?:\((?<scope>.+)\))?(?<breaking>!)?:\s(?<subject>.{3,})$)(?:(?:(?<BLANK_LINE>\n^$\n)(?<body>(?:^.{3,}$\n?)+))?(?<BLANK_LINE2>\n^$\n)(?:(?<breaking_change>^BREAKING\sCHANGE:\s[\s\w]+$)\n)?(?:(?<footer>^\w+:\s.+)))?\n?|)\Z

Unit Tests

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