From a7c0336a7516e4973a9efb86bfb97cf290441413 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Thu, 24 Jan 2019 19:12:11 +0300
Subject: macro-generate froms

---
 crates/ra_hir/src/ty.rs | 39 +++------------------------------------
 1 file changed, 3 insertions(+), 36 deletions(-)

(limited to 'crates/ra_hir/src/ty.rs')

diff --git a/crates/ra_hir/src/ty.rs b/crates/ra_hir/src/ty.rs
index b81899661..fcf8a1dbb 100644
--- a/crates/ra_hir/src/ty.rs
+++ b/crates/ra_hir/src/ty.rs
@@ -168,18 +168,7 @@ pub enum AdtDef {
     Struct(Struct),
     Enum(Enum),
 }
-
-impl From<Struct> for AdtDef {
-    fn from(s: Struct) -> AdtDef {
-        AdtDef::Struct(s)
-    }
-}
-
-impl From<Enum> for AdtDef {
-    fn from(e: Enum) -> AdtDef {
-        AdtDef::Enum(e)
-    }
-}
+impl_froms!(AdtDef: Struct, Enum);
 
 impl AdtDef {
     fn krate(self, db: &impl HirDatabase) -> Option<Crate> {
@@ -701,24 +690,7 @@ pub enum TypableDef {
     Enum(Enum),
     Def(DefId),
 }
-
-impl From<Function> for TypableDef {
-    fn from(func: Function) -> TypableDef {
-        TypableDef::Function(func)
-    }
-}
-
-impl From<Struct> for TypableDef {
-    fn from(s: Struct) -> TypableDef {
-        TypableDef::Struct(s)
-    }
-}
-
-impl From<Enum> for TypableDef {
-    fn from(e: Enum) -> TypableDef {
-        TypableDef::Enum(e)
-    }
-}
+impl_froms!(TypableDef: Function, Struct, Enum);
 
 impl From<DefId> for TypableDef {
     fn from(func: DefId) -> TypableDef {
@@ -763,12 +735,7 @@ pub enum VariantDef {
     Struct(Struct),
     Def(DefId), // EnumVariant
 }
-
-impl From<Struct> for VariantDef {
-    fn from(struct_: Struct) -> VariantDef {
-        VariantDef::Struct(struct_)
-    }
-}
+impl_froms!(VariantDef: Struct);
 
 impl From<DefId> for VariantDef {
     fn from(def_id: DefId) -> VariantDef {
-- 
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