Regular Expressions 101

Non-Capturing Group(?:image:\s+name:\s*|image:\s*|services:\s+-\s+|FROM\s+)

1st Alternativeimage:\s+name:\s*

image:the literal text image: (case sensitive)

\s+any whitespace character, repeated at least once

name:the literal text name: (case sensitive)

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

2nd Alternativeimage:\s*

image:the literal text image: (case sensitive)

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

3rd Alternativeservices:\s+-\s+

services:the literal text services: (case sensitive)

\s+any whitespace character, repeated at least once

-the literal - (45₁₀ / 55₈ / 2D₁₆)

\s+any whitespace character, repeated at least once

4th AlternativeFROM\s+

FROMthe literal text FROM (case sensitive)

\s+any whitespace character, repeated at least once

Group depName(?<depName>[\S]+)

Character Class[\S]+

+matches at least one character from the set below:

\Sany non-whitespace character

:the literal : (58₁₀ / 72₈ / 3A₁₆)

Group currentValue(?<currentValue>[\S]+)

Character Class[\S]+

+matches at least one character from the set below:

\Sany non-whitespace character

Global pattern flags

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

Detailed match information will be displayed here automatically.

Search reference

Regular Expression

(?:image:\s+name:\s*|image:\s*|services:\s+-\s+|FROM\s+)(?<depName>[\S]+):(?<currentValue>[\S]+)

New

job2:
  image:
    name: docker:23.0.6-alpine3.17
  services:
    - docker:23.0.6-dind-alpine3.17
  variables:
    DOCKER_DRIVER: overlay2
  script:
    - echo test 2

job3:
  image: hadolint/hadolint:v2.12.0-alpine
  script:
    - echo test 3

include:
  - local: test.gitlab-ci.yml

job1:
  image: python:3.11.4-alpine3.17
  script:
    - echo test 1

FROM python:3.11.4-alpine3.17

Regular Expression

Substitution