Use type alias

src/module/resolvers/collection.rs

@@ -1,4 +1,4 @@
-use crate::{Engine, EvalAltResult, Module, ModuleResolver, Position, Shared};
+use crate::{Engine, EvalAltResult, Module, ModuleResolver, Position, RhaiResultOf, Shared};
 use std::ops::AddAssign;
 #[cfg(feature = "no_std")]
 use std::prelude::v1::*;
@@ -123,7 +123,7 @@ impl ModuleResolver for ModuleResolversCollection {
         source_path: Option<&str>,
         path: &str,
         pos: Position,
-    ) -> Result<Shared<Module>, Box<EvalAltResult>> {
+    ) -> RhaiResultOf<Shared<Module>> {
         for resolver in self.0.iter() {
             match resolver.resolve(engine, source_path, path, pos) {
                 Ok(module) => return Ok(module),

src/module/resolvers/dummy.rs

@@ -1,4 +1,4 @@
-use crate::{Engine, EvalAltResult, Module, ModuleResolver, Position, Shared};
+use crate::{Engine, EvalAltResult, Module, ModuleResolver, Position, RhaiResultOf, Shared};
 #[cfg(feature = "no_std")]
 use std::prelude::v1::*;
 
@@ -44,7 +44,7 @@ impl ModuleResolver for DummyModuleResolver {
         _: Option<&str>,
         path: &str,
         pos: Position,
-    ) -> Result<Shared<Module>, Box<EvalAltResult>> {
+    ) -> RhaiResultOf<Shared<Module>> {
         Err(EvalAltResult::ErrorModuleNotFound(path.into(), pos).into())
     }
 }

src/module/resolvers/file.rs

@@ -2,7 +2,10 @@
 #![cfg(not(any(target_arch = "wasm32", target_arch = "wasm64")))]
 
 use crate::func::native::shared_write_lock;
-use crate::{Engine, EvalAltResult, Identifier, Module, ModuleResolver, Position, Scope, Shared};
+use crate::{
+    Engine, EvalAltResult, Identifier, Module, ModuleResolver, Position, RhaiResultOf, Scope,
+    Shared,
+};
 
 use std::{
     collections::BTreeMap,
@@ -259,7 +262,7 @@ impl ModuleResolver for FileModuleResolver {
         source_path: Option<&str>,
         path: &str,
         pos: Position,
-    ) -> Result<Shared<Module>, Box<EvalAltResult>> {
+    ) -> RhaiResultOf<Shared<Module>> {
         // Load relative paths from source if there is no base path specified
         let source_path =
             source_path.and_then(|p| Path::new(p).parent().map(|p| p.to_string_lossy()));
@@ -315,7 +318,7 @@ impl ModuleResolver for FileModuleResolver {
         source_path: Option<&str>,
         path: &str,
         pos: Position,
-    ) -> Option<Result<crate::AST, Box<EvalAltResult>>> {
+    ) -> Option<RhaiResultOf<crate::AST>> {
         // Construct the script file path
         let file_path = self.get_file_path(path, source_path);
 

src/module/resolvers/mod.rs

@@ -1,5 +1,5 @@
 use crate::func::native::SendSync;
-use crate::{Engine, EvalAltResult, Module, Position, Shared, AST};
+use crate::{Engine, Module, Position, RhaiResultOf, Shared, AST};
 #[cfg(feature = "no_std")]
 use std::prelude::v1::*;
 
@@ -24,7 +24,7 @@ pub trait ModuleResolver: SendSync {
         source_path: Option<&str>,
         path: &str,
         pos: Position,
-    ) -> Result<Shared<Module>, Box<EvalAltResult>>;
+    ) -> RhaiResultOf<Shared<Module>>;
 
     /// Resolve an `AST` based on a path string.
     ///
@@ -43,7 +43,7 @@ pub trait ModuleResolver: SendSync {
         source_path: Option<&str>,
         path: &str,
         pos: Position,
-    ) -> Option<Result<AST, Box<EvalAltResult>>> {
+    ) -> Option<RhaiResultOf<AST>> {
         None
     }
 }

src/module/resolvers/stat.rs

@@ -1,5 +1,6 @@
 use crate::{
-    Engine, EvalAltResult, Identifier, Module, ModuleResolver, Position, Shared, SmartString,
+    Engine, EvalAltResult, Identifier, Module, ModuleResolver, Position, RhaiResultOf, Shared,
+    SmartString,
 };
 #[cfg(feature = "no_std")]
 use std::prelude::v1::*;
@@ -131,7 +132,7 @@ impl ModuleResolver for StaticModuleResolver {
         _: Option<&str>,
         path: &str,
         pos: Position,
-    ) -> Result<Shared<Module>, Box<EvalAltResult>> {
+    ) -> RhaiResultOf<Shared<Module>> {
         self.0
             .get(path)
             .cloned()