Command line reference

The gleam command uses subcommands to access different parts of the functionality:

`add`

gleam add [OPTIONS] <PACKAGES>...

Add new project dependencies

Option	Description
`--dev`	Add the packages as dev-only dependencies

`build`

gleam build [OPTIONS]

Build the project

Option	Description
`-t, --target <TARGET>`	The platform to target [possible values: erlang, javascript]
`--warnings-as-errors`	Emit compile time warnings as errors

`check`

gleam check [OPTIONS]

Type check the project

Option	Description
`-t, --target <TARGET>`	The platform to target [possible values: erlang, javascript]

`clean`

gleam clean

Clean build artifacts

`deps`

gleam deps <SUBCOMMAND>

Work with dependency packages

`deps download`

gleam deps download

Download all dependency packages

`deps list`

gleam deps list

List all dependency packages

`deps update`

gleam deps update

Update dependency packages to their latest versions

`docs`

gleam docs <SUBCOMMAND>

Render HTML documentation

`docs build`

gleam docs build [OPTIONS]

Render HTML docs locally

Option	Description
`--open`	Opens the docs in a browser after rendering

`docs publish`

gleam docs publish

Publish HTML docs to HexDocs

This command uses this environment variables:

HEXPM_USER: (optional) The Hex username to authenticate with.
HEXPM_PASS: (optional) The Hex password to authenticate with.

`docs remove`

gleam docs remove --package <PACKAGE> --version <VERSION>

Remove HTML docs from HexDocs

This command uses this environment variables:

HEXPM_USER: (optional) The Hex username to authenticate with.
HEXPM_PASS: (optional) The Hex password to authenticate with.

Option	Description
`--package <PACKAGE> The name of the package`
`--version <VERSION> The version of the docs to remove`

`export`

gleam export <SUBCOMMAND>

Export something useful from the Gleam project

`export erlang-shipment`

gleam export erlang-shipment

Precompiled Erlang, suitable for deployment

`export hex-tarball`

gleam export hex-tarball

The package bundled into a tarball, suitable for publishing to Hex

`export javascript-prelude`

gleam export javascript-prelude

The JavaScript prelude module

`export typescript-prelude`

gleam export typescript-prelude

`fix`

gleam fix

Rewrite deprecated Gleam code

`format`

gleam format [OPTIONS] [FILES]...

Format source code

Option	Description
`--check`	Check if inputs are formatted without changing them
`--stdin`	Read source from STDIN

`help`

gleam help [SUBCOMMAND]...

Print this message or the help of the given subcommand(s)

`hex`

gleam hex <SUBCOMMAND>

Work with the Hex package manager

`hex retire`

gleam hex retire <PACKAGE> <VERSION> <REASON> [MESSAGE]

Retire a release from Hex

This command uses this environment variables:

HEXPM_USER: (optional) The Hex username to authenticate with.
HEXPM_PASS: (optional) The Hex password to authenticate with.

`hex unretire`

gleam hex unretire <PACKAGE> <VERSION>

Un-retire a release from Hex

This command uses this environment variables:

HEXPM_USER: (optional) The Hex username to authenticate with.
HEXPM_PASS: (optional) The Hex password to authenticate with.

`lsp`

gleam lsp

Run the language server, to be used by editors

`new`

gleam new [OPTIONS] <PROJECT_ROOT>

Create a new project

Option	Description
`--name <NAME>`	Name of the project
`--skip-git`	Skip git initialization and creation of .gitignore, .git/* and .github/* files
`--skip-github`	Skip creation of .github/* files
`--template <TEMPLATE>`	[default: lib] [possible values: lib]

`publish`

gleam publish [OPTIONS]

Publish the project to the Hex package manager

This command uses this environment variables:

HEXPM_USER: (optional) The Hex username to authenticate with.
HEXPM_PASS: (optional) The Hex password to authenticate with.

Option	Description
`--replace`
`-y, --yes`

`remove`

gleam remove <PACKAGES>...

Remove project dependencies

`run`

gleam run [OPTIONS] [ARGUMENTS]...

Run the project

Option	Description
`-m, --module <MODULE>`	The module to run
`--runtime <RUNTIME>`
`--target <TARGET>`	The platform to target [possible values: erlang, javascript]

`shell`

gleam shell

Start an Erlang shell

`test`

gleam test [OPTIONS] [ARGUMENTS]...

Run the project tests

Option	Description
`--runtime <RUNTIME>`
`--target <TARGET>`	The platform to target [possible values: erlang, javascript]

`update`

gleam update

Update dependency packages to their latest versions