fix(static): fix static feature for macro

README.md

@@ -1,7 +1,7 @@
 # itconfig
 [![Build Status](https://travis-ci.org/icetemple/itconfig-rs.svg?branch=master)](https://travis-ci.org/icetemple/itconfig-rs)
 [![Documentation](https://docs.rs/itconfig/badge.svg)](https://docs.rs/itconfig)
-[![Crates.io](https://img.shields.io/badge/crates.io-v0.11.1-orange.svg?longCache=true)](https://crates.io/crates/itconfig) 
+[![Crates.io](https://img.shields.io/badge/crates.io-v0.11.2-orange.svg?longCache=true)](https://crates.io/crates/itconfig) 
 [![Join the chat at https://gitter.im/icetemple/itconfig-rs](https://badges.gitter.im/icetemple/itconfig-rs.svg)](https://gitter.im/icetemple/itconfig-rs?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
 Easy build a configs from environment variables and use it in globally.

examples/hyper/Cargo.toml

@@ -14,3 +14,7 @@ tokio = { version = "0.2", features = ["macros"] }
 bytes = "0.5"
 futures-util = { version = "0.3", default-features = false }
 pretty_env_logger = "0.3"
+
+[features]
+default = ["static"]
+static = []

itconfig/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "itconfig"
-version = "0.11.1"
+version = "0.11.2"
 authors = ["Dmitriy Pleshevskiy <dmitriy@ideascup.me>"]
 description = "Easy build a configs from environment variables and use it in globally."
 categories = ["config", "web-programming"]

itconfig/src/macro.rs

@@ -301,14 +301,6 @@ macro_rules! __itconfig_invalid_syntax {
             `https://docs.rs/itconfig/latest/itconfig/macro.config.html`"
         );
     };
-
-    (feature "static") => {
-        compile_error!(
-            "Feature `static` is required for enable this macro function.\
-            Please see the `config!` macro docs for more info.\
-            `https://docs.rs/itconfig/latest/itconfig/macro.config.html`"
-        );
-    };
 }
 
 #[macro_export]
@@ -352,6 +344,55 @@ macro_rules! __itconfig_parse_module {
 }
 
 
+#[cfg(feature = "static")]
+#[macro_export]
+#[doc(hidden)]
+macro_rules! __itconfig_impl_static_feature {
+    (
+        unparsed_meta = $meta:tt,
+        unparsed_concat = $concat:tt,
+        name = $name:ident,
+        ty = $ty:ty,
+        $(default = $default:expr,)?
+        tokens = $tokens:tt,
+        args = [$($args:tt)*],
+    ) => {
+        __itconfig_parse_variables! {
+            current_variable = {
+                unparsed_meta = $meta,
+                meta = [],
+                unparsed_concat = $concat,
+                concat = [],
+                name = $name,
+                ty = $ty,
+                is_static = true,
+                $(default = $default,)?
+            },
+            tokens = $tokens,
+            $($args)*
+        }
+    };
+
+    (@import_modules) => {
+        use $crate::lazy_static::lazy_static;
+    };
+}
+
+
+#[cfg(not(feature = "static"))]
+#[macro_export]
+#[doc(hidden)]
+macro_rules! __itconfig_impl_static_feature {
+    ($($tt:tt)*) => {
+        compile_error!(
+            "Feature `static` is required for enable this macro function.\
+            Please see the `config!` macro docs for more info.\
+            `https://docs.rs/itconfig/latest/itconfig/macro.config.html`"
+        );
+    };
+}
+
+
 #[macro_export]
 #[doc(hidden)]
 macro_rules! __itconfig_get_ty_or_default {
@@ -397,23 +438,14 @@ macro_rules! __itconfig_parse_variables {
         ],
         $($args:tt)*
     ) => {
-        #[cfg(feature = "static")]
+        __itconfig_impl_static_feature! {
-        __itconfig_parse_variables! {
-            current_variable = {
             unparsed_meta = [$(#$meta)*],
-                meta = [],
             unparsed_concat = [$($inner)+],
-                concat = [],
             name = $name,
             ty = String,
-                is_static = true,
-            },
             tokens = [$($rest)*],
-            $($args)*
+            args = [$($args)*],
         }
-
-        #[cfg(not(feature = "static"))]
-        __itconfig_invalid_syntax!(feature "static");
     };
 
     // Find concatenated variable
@@ -449,24 +481,15 @@ macro_rules! __itconfig_parse_variables {
         ],
         $($args:tt)*
     ) => {
-        #[cfg(feature = "static")]
+        __itconfig_impl_static_feature! {
-        __itconfig_parse_variables! {
-            current_variable = {
             unparsed_meta = [$(#$meta)*],
-                meta = [],
             unparsed_concat = [],
-                concat = [],
             name = $name,
             ty = __itconfig_get_ty_or_default!($($ty)?),
-                is_static = true,
             $(default = $default,)?
-            },
             tokens = [$($rest)*],
-            $($args)*
+            args = [$($args)*],
         }
-
-        #[cfg(not(feature = "static"))]
-        __itconfig_invalid_syntax!(feature "static");
     };
 
     // Find variable
@@ -664,8 +687,8 @@ macro_rules! __itconfig_impl_namespace {
         $(#$meta)*
         pub mod $mod_name {
             #![allow(non_snake_case)]
-            #[cfg(feature = "static")]
+
-            use $crate::lazy_static::lazy_static;
+            __itconfig_impl_static_feature!( @import_modules );
 
             $(__itconfig_impl_namespace! {
                 variables = $ns_variable,