regex101: JavaScript Match Workspace

^start of line

Specs:the literal text Specs: (case sensitive)

Non-Capturing Group(?:(?!^Specs:)[\s\S])*

*repeats the group contents below any number of times:

Negative Lookahead(?!^Specs:)

^start of line

Specs:the literal text Specs: (case sensitive)

Character Class[\s\S]

\sany whitespace character

\Sany non-whitespace character

UnknownError:the literal text UnknownError: (case sensitive)

\s*any whitespace character, repeated any number of times

Group 1(.*)

.*any character (except for line terminators), repeated any number of times

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

Search reference

Regular Expression

^Specs:(?:(?!^Specs:)[\s\S])*UnknownError:\s*(.*)

Test String
New

Specs: /var/lib/jenkins-slave/workspace//tests/js/e2e/ui_e2e/tests/test_one.js
Selenium URL: http://10.20.40.54:4444/wd/hub

..... number of different strings here....

Executed 25 of 25 specs SUCCESS in 1 min 23 secs.
-----
Specs: /var/lib/jenkins-slave/workspace//tests/js/e2e/ui_e2e/tests/test_two.js

..... number of different strings here....

UnknownError: Due to a previous error, this job has already finished. You can learn more at

Regular Expressions 101

Regular Expression

Test String
New

Extraction
Processing...

Regular Expression

Test StringNew

ExtractionProcessing...

Test String
New

Extraction
Processing...