# implement \`@expect\` builtin \(\#19658\) · gitcafe/zig

[View on GitCafe](https://git.cafe/gitcafe/zig/commit/a7de02e05216db9a04e438703ddf1b6b12f3fbef)

Repository: [gitcafe/zig](https://git.cafe/gitcafe/zig)

Visibility: public

Requested revision: a7de02e05216db9a04e438703ddf1b6b12f3fbef

Requested commit: a7de02e05216db9a04e438703ddf1b6b12f3fbef

Commit: a7de02e05216db9a04e438703ddf1b6b12f3fbef

Tree: bf70046bbcf24c00bf201c0638f2f90543a62df5

Author: David Rubin

Committer: GitHub

## Message

```
implement `@expect` builtin (#19658)

* implement `@expect`

* add docs

* add a second arg for expected bool

* fix typo

* move `expect` to use BinOp

* update to newer langref format
```

## Parents

- [ed75f62568f64c0d3859aab35aaf5289c3f07026](https://git.cafe/gitcafe/zig/commit/ed75f62568f64c0d3859aab35aaf5289c3f07026?format=markdown)

[Source at this commit](https://git.cafe/gitcafe/zig/tree/a7de02e05216db9a04e438703ddf1b6b12f3fbef?format=markdown)