From 0a2b6087ec060bbf61330f0eec90cf5ca00c4f90 Mon Sep 17 00:00:00 2001
From: Aleksey Kladov <aleksey.kladov@gmail.com>
Date: Wed, 24 Jun 2020 12:06:53 +0200
Subject: Simplify

---
 crates/ra_ide/src/mock_analysis.rs | 83 ++++++++------------------------------
 1 file changed, 17 insertions(+), 66 deletions(-)

(limited to 'crates/ra_ide/src/mock_analysis.rs')

diff --git a/crates/ra_ide/src/mock_analysis.rs b/crates/ra_ide/src/mock_analysis.rs
index e3990cf18..889b84c59 100644
--- a/crates/ra_ide/src/mock_analysis.rs
+++ b/crates/ra_ide/src/mock_analysis.rs
@@ -1,5 +1,5 @@
 //! FIXME: write short doc here
-use std::{str::FromStr, sync::Arc};
+use std::sync::Arc;
 
 use ra_cfg::CfgOptions;
 use ra_db::{CrateName, Env, FileSet, SourceRoot, VfsPath};
@@ -9,61 +9,11 @@ use crate::{
     Analysis, AnalysisChange, AnalysisHost, CrateGraph, Edition, FileId, FilePosition, FileRange,
 };
 
-#[derive(Debug)]
-enum MockFileData {
-    Fixture(Fixture),
-}
-
-impl MockFileData {
-    fn path(&self) -> &str {
-        match self {
-            MockFileData::Fixture(f) => f.path.as_str(),
-        }
-    }
-
-    fn content(&self) -> &str {
-        match self {
-            MockFileData::Fixture(f) => f.text.as_str(),
-        }
-    }
-
-    fn cfg_options(&self) -> CfgOptions {
-        match self {
-            MockFileData::Fixture(f) => {
-                let mut cfg = CfgOptions::default();
-                f.cfg_atoms.iter().for_each(|it| cfg.insert_atom(it.into()));
-                f.cfg_key_values.iter().for_each(|(k, v)| cfg.insert_key_value(k.into(), v.into()));
-                cfg
-            }
-        }
-    }
-
-    fn edition(&self) -> Edition {
-        match self {
-            MockFileData::Fixture(f) => {
-                f.edition.as_ref().map_or(Edition::Edition2018, |v| Edition::from_str(&v).unwrap())
-            }
-        }
-    }
-
-    fn env(&self) -> Env {
-        match self {
-            MockFileData::Fixture(f) => Env::from(f.env.iter()),
-        }
-    }
-}
-
-impl From<Fixture> for MockFileData {
-    fn from(fixture: Fixture) -> Self {
-        Self::Fixture(fixture)
-    }
-}
-
 /// Mock analysis is used in test to bootstrap an AnalysisHost/Analysis
 /// from a set of in-memory files.
 #[derive(Debug, Default)]
 pub struct MockAnalysis {
-    files: Vec<MockFileData>,
+    files: Vec<Fixture>,
 }
 
 impl MockAnalysis {
@@ -113,8 +63,8 @@ impl MockAnalysis {
     }
 
     fn add_file_fixture(&mut self, fixture: Fixture) -> FileId {
-        let file_id = self.next_id();
-        self.files.push(MockFileData::from(fixture));
+        let file_id = FileId((self.files.len() + 1) as u32);
+        self.files.push(fixture);
         file_id
     }
 
@@ -123,7 +73,7 @@ impl MockAnalysis {
             .files
             .iter()
             .enumerate()
-            .find(|(_, data)| path == data.path())
+            .find(|(_, data)| path == data.path)
             .expect("no file in this mock");
         FileId(idx as u32 + 1)
     }
@@ -134,18 +84,23 @@ impl MockAnalysis {
         let mut crate_graph = CrateGraph::default();
         let mut root_crate = None;
         for (i, data) in self.files.into_iter().enumerate() {
-            let path = data.path();
+            let path = data.path;
             assert!(path.starts_with('/'));
-            let cfg_options = data.cfg_options();
+
+            let mut cfg = CfgOptions::default();
+            data.cfg_atoms.iter().for_each(|it| cfg.insert_atom(it.into()));
+            data.cfg_key_values.iter().for_each(|(k, v)| cfg.insert_key_value(k.into(), v.into()));
+            let edition: Edition =
+                data.edition.and_then(|it| it.parse().ok()).unwrap_or(Edition::Edition2018);
+
             let file_id = FileId(i as u32 + 1);
-            let edition = data.edition();
-            let env = data.env();
+            let env = Env::from(data.env.iter());
             if path == "/lib.rs" || path == "/main.rs" {
                 root_crate = Some(crate_graph.add_crate_root(
                     file_id,
                     edition,
                     None,
-                    cfg_options,
+                    cfg,
                     env,
                     Default::default(),
                 ));
@@ -156,7 +111,7 @@ impl MockAnalysis {
                     file_id,
                     edition,
                     Some(CrateName::new(crate_name).unwrap()),
-                    cfg_options,
+                    cfg,
                     env,
                     Default::default(),
                 );
@@ -168,7 +123,7 @@ impl MockAnalysis {
             }
             let path = VfsPath::new_virtual_path(path.to_string());
             file_set.insert(file_id, path);
-            change.change_file(file_id, Some(Arc::new(data.content().to_owned())));
+            change.change_file(file_id, Some(Arc::new(data.text).to_owned()));
         }
         change.set_crate_graph(crate_graph);
         change.set_roots(vec![SourceRoot::new_local(file_set)]);
@@ -178,10 +133,6 @@ impl MockAnalysis {
     pub fn analysis(self) -> Analysis {
         self.analysis_host().analysis()
     }
-
-    fn next_id(&self) -> FileId {
-        FileId((self.files.len() + 1) as u32)
-    }
 }
 
 /// Creates analysis from a multi-file fixture, returns positions marked with <|>.
-- 
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