rebar.config

{erl_opts, [
    debug_info,
    warn_unused_vars,
    warnings_as_errors,
    warn_export_all,
    warn_shadow_vars,
    warn_unused_import,
    warn_unused_function,
    warn_bif_clash,
    warn_unused_record,
    warn_deprecated_function,
    warn_obsolete_guard,
    strict_validation,
    warn_export_vars,
    warn_exported_vars,
    warn_untyped_record,
    warn_missing_spec,
    warn_missing_doc
]}.

{deps, [
    {prometheus, "~> 4.2"},
    {prometheus_httpd, "~> 2.1"}
]}.

{shell, [{apps, [prometheus_cowboy]}]}.

{xref_extra_paths, []}.
{xref_checks, [
    undefined_function_calls,
    undefined_functions,
    locals_not_used,
    deprecated_function_calls,
    deprecated_functions
]}.

{dialyzer, [
    {warnings, [no_return, error_handling, unknown]},
    {plt_extra_apps, [prometheus, cowboy, cowlib, ranch]}
]}.

{profiles, [
    {test, [
        {erl_opts, [nowarn_missing_spec, nowarn_missing_doc, nowarn_export_all]},
        {covertool, [{coverdata_files, ["eunit.coverdata", "ct.coverdata"]}]},
        {cover_enabled, true},
        {cover_export_enabled, true}
    ]},
    {cowboy1, [
        {ct_opts, [{dir, "./test/cowboy1"}]},
        {deps, [{cowboy, "~> 1.0"}, {ranch, "~> 1.0"}]}
    ]},
    {cowboy2, [
        {ct_opts, [{dir, "./test/cowboy2"}]},
        {deps, [{cowboy, "~> 2.0"}, {ranch, "~> 2.0"}]},
        {overrides, [{override, cowboy, [{deps, [{cowlib, "~> 2.0"}]}]}]}
    ]},
    {benchmark, [
        {src_dirs, ["src", "benchmark"]},
        {deps, [
            {'erlang-color',
                {git, "https://github.com/julianduque/erlang-color", {branch, "master"}}}
        ]}
    ]}
]}.

{project_plugins, [
    {rebar3_hex, "~> 7.0.8"},
    {rebar3_lint, "~> 3.2.6"},
    {rebar3_ex_doc, "~> 0.2.25"},
    {erlfmt, "~> 1.6.0"},
    {covertool, "~> 2.0.7"}
]}.

{hex, [{doc, #{provider => ex_doc}}]}.

{ex_doc, [
    {source_url, <<"https://github.com/prometheus-erl/prometheus_cowboy">>},
    {main, <<"readme">>},
    {extras, [
        {'README.md', #{title => <<"Overview">>}},
        {'LICENSE', #{title => <<"License">>}}
    ]}
]}.

{erlfmt, [
    write,
    {files, [
        "include/**/*.{hrl,erl,app.src}",
        "src/**/*.{hrl,erl,app.src}",
        "test/**/*.{hrl,erl,app.src}",
        "rebar.config"
    ]}
]}.

{elvis, [
    #{
        dirs => ["src"],
        filter => "*.erl",
        rules => [
            {elvis_text_style, line_length, #{limit => 100, skip_comments => false}},
            {elvis_style, invalid_dynamic_call, #{
                ignore => [
                    prometheus_cowboy2_instrumenter
                ]
            }},
            {elvis_style, god_modules, #{limit => 25}}
        ],
        ruleset => erl_files
    },
    #{
        dirs => ["test/cowboy1", "test/cowboy2"],
        filter => "*.erl",
        rules => [
            {elvis_text_style, line_length, #{limit => 100}},
            {elvis_style, invalid_dynamic_call, #{ignore => []}},
            {elvis_style, god_modules, #{limit => 40}},
            %% looks like eunit generates underscored vars
            {elvis_style, variable_naming_convention, #{regex => "^([A-Z_][0-9a-zA-Z_]*)$"}},
            {elvis_style, dont_repeat_yourself, #{min_complexity => 200}}
        ],
        ruleset => erl_files
    },
    #{
        dirs => ["."],
        filter => "rebar.config",
        ruleset => rebar_config
    }
]}.