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matcher

Published by 🇺🇸dart.dev · v0.12.20 · released 1 month ago · BSD-3-CLAUSE License

First published 12 years ago.

Support for specifying test expectations via an extensible Matcher class. Also includes a number of built-in Matcher implementations for common cases.

View on pub.dev View source
Part of dart-lang/test (7 packages) #4 in Testing #25 overall androidioswindowslinuxmacosweb
Downloads / day
236,889
as of 2026-06-25
GitHub stars
529
★ refreshed weekly
Likes
66
on pub.dev
Pub points
150 / 160
2026-05-26 2026-06-25

Repository health

Shared with 6 sibling packages in this repo.

Last commit
1 month ago
Issue response
Maintainer replies within ~2 days (median over 20 closed issues)
Commit activity
Open issues
271
Open PRs
16
Contributors
99 (top contributor 27%)
CI
GitHub Actions
Sibling packages: test_api, test, fake_async, test_descriptor, test_process, checks

Last refreshed 1 month ago.

Commit activity, past 52 weeks

matcher

79 commits in the past year
Accelerating +68% vs 9 months ago
10 5 0 52w ago36w ago18w agothis week
Weekly average
2 commits
Busiest week
8 commits, 3 weeks ago
Active weeks
32 of 52 (62%)
Longest quiet stretch
3 weeks with no commits

Weekly commits to the default branch on GitHub. Source: GET /stats/participation. Refreshed weekly. Excludes commits to other branches.

How matcher compares in Testing

Top of the Testing leaderboard, with matcher highlighted.

Rank Package Downloads / day Stars Likes
#1
test_api
🇺🇸 tools.dart.dev
273.2K ★ 529 24
#2
test
🇺🇸 dart.dev
252.2K ★ 529 620
#3
coverage
🇺🇸 tools.dart.dev
248.6K ★ 105 130
#4
matcher
🇺🇸 dart.dev
236.9K ★ 529 66
#5
fake_async
🇺🇸 dart.dev
183K ★ 529 119

Compare matcher with

Head-to-head breakdowns against the other top Testing packages.