peace_code_gen 0.0.14

Code generation macros for the peace automation framework.
Documentation 
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use proc_macro2::{Ident, Span};
use syn::{parse_quote, TypePath};

/// Workspace, profile, or flow params.
#[derive(Clone, Copy, Debug, PartialEq, Eq)]
pub enum ParamsScope {
    Workspace,
    Profile,
    Flow,
}

impl ParamsScope {
    pub fn iter() -> std::array::IntoIter<ParamsScope, 3> {
        [Self::Workspace, Self::Profile, Self::Flow].into_iter()
    }

    /// Returns the name to use for the `*Param` type parameter.
    pub fn param_type_param(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("WorkspaceParam", Span::call_site()),
            Self::Profile => Ident::new("ProfileParam", Span::call_site()),
            Self::Flow => Ident::new("FlowParam", Span::call_site()),
        }
    }

    /// Returns the `*_params_file` variable name.
    pub fn params_file_name(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("workspace_params_file", Span::call_site()),
            Self::Profile => Ident::new("profile_params_file", Span::call_site()),
            Self::Flow => Ident::new("flow_params_file", Span::call_site()),
        }
    }

    /// Returns the `*ParamsFile` type name.
    pub fn params_file_type(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("WorkspaceParamsFile", Span::call_site()),
            Self::Profile => Ident::new("ProfileParamsFile", Span::call_site()),
            Self::Flow => Ident::new("FlowParamsFile", Span::call_site()),
        }
    }

    /// Returns the `*Params` type map name.
    pub fn params_map_type(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("WorkspaceParams", Span::call_site()),
            Self::Profile => Ident::new("ProfileParams", Span::call_site()),
            Self::Flow => Ident::new("FlowParams", Span::call_site()),
        }
    }

    /// Returns the name to use for the `*ParamsK` type parameter.
    pub fn params_k_type_param(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("WorkspaceParamsK", Span::call_site()),
            Self::Profile => Ident::new("ProfileParamsK", Span::call_site()),
            Self::Flow => Ident::new("FlowParamsK", Span::call_site()),
        }
    }

    /// Returns the name of the `with_*_params_k` method to register the key
    /// type.
    pub fn params_k_method_name(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("with_workspace_params_k", Span::call_site()),
            Self::Profile => Ident::new("with_profile_params_k", Span::call_site()),
            Self::Flow => Ident::new("with_flow_params_k", Span::call_site()),
        }
    }

    /// Returns the name of the `*_params_merge` method to register the key
    /// type.
    pub fn params_merge_method_name(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("workspace_params_merge", Span::call_site()),
            Self::Profile => Ident::new("profile_params_merge", Span::call_site()),
            Self::Flow => Ident::new("flow_params_merge", Span::call_site()),
        }
    }

    /// Returns the name of the `*_params_deserialize` method to register the
    /// key type.
    pub fn params_deserialize_method_name(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("workspace_params_deserialize", Span::call_site()),
            Self::Profile => Ident::new("profile_params_deserialize", Span::call_site()),
            Self::Flow => Ident::new("flow_params_deserialize", Span::call_site()),
        }
    }

    /// Returns the name to use for the `with_*_param` method.
    pub fn with_param_method_name(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("with_workspace_param", Span::call_site()),
            Self::Profile => Ident::new("with_profile_param", Span::call_site()),
            Self::Flow => Ident::new("with_flow_param", Span::call_site()),
        }
    }

    /// Returns the name to use for the `with_*_param_value` method.
    pub fn with_param_value_method_name(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("with_workspace_param_value", Span::call_site()),
            Self::Profile => Ident::new("with_profile_param_value", Span::call_site()),
            Self::Flow => Ident::new("with_flow_param_value", Span::call_site()),
        }
    }

    /// Returns the name to use for the `*_param` variable.
    pub fn param_name(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("workspace_param", Span::call_site()),
            Self::Profile => Ident::new("profile_param", Span::call_site()),
            Self::Flow => Ident::new("flow_param", Span::call_site()),
        }
    }

    /// Returns the name to use for the `*_params_selection` variable.
    pub fn params_selection_name(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("workspace_params_selection", Span::call_site()),
            Self::Profile => Ident::new("profile_params_selection", Span::call_site()),
            Self::Flow => Ident::new("flow_params_selection", Span::call_site()),
        }
    }

    /// Returns the name to use for the `*_params_type_reg` method.
    pub fn params_type_reg_method_name(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("workspace_params_type_reg", Span::call_site()),
            Self::Profile => Ident::new("profile_params_type_reg", Span::call_site()),
            Self::Flow => Ident::new("flow_params_type_reg", Span::call_site()),
        }
    }

    /// Returns the name to use for the `*_params_type_reg_mut` method.
    pub fn params_type_reg_mut_method_name(self) -> Ident {
        match self {
            Self::Workspace => Ident::new("workspace_params_type_reg_mut", Span::call_site()),
            Self::Profile => Ident::new("profile_params_type_reg_mut", Span::call_site()),
            Self::Flow => Ident::new("flow_params_type_reg_mut", Span::call_site()),
        }
    }

    /// Returns the `*ParamsK` associated type.
    pub fn p_keys_key_maybe_key(self) -> TypePath {
        match self {
            Self::Workspace => parse_quote!(WorkspaceParamsK),
            Self::Profile => parse_quote!(ProfileParamsK),
            Self::Flow => parse_quote!(FlowParamsK),
        }
    }

    /// Returns the lowercase str: "workspace", "profile", "flow".
    pub fn to_str(self) -> &'static str {
        match self {
            Self::Workspace => "workspace",
            Self::Profile => "profile",
            Self::Flow => "flow",
        }
    }
}