Dependency Configuration

deps

Purpose: Project dependencies

Type: [Dep] where Dep is:

• atom(): Package from Hex (latest version)
• {atom(), binary()}: Package with version
• {atom(), VCS}: From version control

Examples:

{deps, [
    % Hex packages
    jsx,                                    % Latest
    {cowboy, "2.9.0"},                      % Specific version
    {cowlib, "~> 2.11"},                    % Semver constraint

    % Git
    {my_dep, {git, "https://github.com/user/my_dep.git", {tag, "1.0.0"}}},
    {my_dep, {git, "...", {branch, "main"}}},
    {my_dep, {git, "...", {ref, "abc123"}}},

    % Mercurial
    {my_dep, {hg, "https://bitbucket.org/user/my_dep", {tag, "1.0.0"}}}
]}.

overrides

Purpose: Override dependency configuration

Types:

• {override, Dep, Config}: Override specific dep
• {add, Dep, Config}: Add to dep's config
• {del, Dep, Config}: Delete from dep's config

Examples:

{overrides, [
    % Override specific dependency
    {override, cowboy, [
        {erl_opts, [nowarn_export_all]}
    ]},

    % Add to dependency config
    {add, ranch, [
        {erl_opts, [debug_info]}
    ]},

    % Delete from dependency config
    {del, jsx, [
        {erl_opts, [warnings_as_errors]}
    ]}
]}.