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-rw-r--r--crates/ra_db/src/fixture.rs3
-rw-r--r--crates/ra_db/src/input.rs17
2 files changed, 14 insertions, 6 deletions
diff --git a/crates/ra_db/src/fixture.rs b/crates/ra_db/src/fixture.rs
index f5dd59f84..ee883b615 100644
--- a/crates/ra_db/src/fixture.rs
+++ b/crates/ra_db/src/fixture.rs
@@ -1,5 +1,6 @@
1//! FIXME: write short doc here 1//! FIXME: write short doc here
2 2
3use std::str::FromStr;
3use std::sync::Arc; 4use std::sync::Arc;
4 5
5use ra_cfg::CfgOptions; 6use ra_cfg::CfgOptions;
@@ -164,7 +165,7 @@ fn parse_meta(meta: &str) -> ParsedMeta {
164 match key { 165 match key {
165 "crate" => krate = Some(value.to_string()), 166 "crate" => krate = Some(value.to_string()),
166 "deps" => deps = value.split(',').map(|it| it.to_string()).collect(), 167 "deps" => deps = value.split(',').map(|it| it.to_string()).collect(),
167 "edition" => edition = Edition::from_string(&value), 168 "edition" => edition = Edition::from_str(&value).unwrap(),
168 "cfg" => { 169 "cfg" => {
169 for key in value.split(',') { 170 for key in value.split(',') {
170 match split1(key, '=') { 171 match split1(key, '=') {
diff --git a/crates/ra_db/src/input.rs b/crates/ra_db/src/input.rs
index 60f7dc881..c0d95a13f 100644
--- a/crates/ra_db/src/input.rs
+++ b/crates/ra_db/src/input.rs
@@ -13,6 +13,7 @@ use ra_syntax::SmolStr;
13use rustc_hash::FxHashSet; 13use rustc_hash::FxHashSet;
14 14
15use crate::{RelativePath, RelativePathBuf}; 15use crate::{RelativePath, RelativePathBuf};
16use std::str::FromStr;
16 17
17/// `FileId` is an integer which uniquely identifies a file. File paths are 18/// `FileId` is an integer which uniquely identifies a file. File paths are
18/// messy and system-dependent, so most of the code should work directly with 19/// messy and system-dependent, so most of the code should work directly with
@@ -97,12 +98,18 @@ pub enum Edition {
97 Edition2015, 98 Edition2015,
98} 99}
99 100
100impl Edition { 101#[derive(Debug)]
101 //FIXME: replace with FromStr with proper error handling 102pub struct ParseEditionError {
102 pub fn from_string(s: &str) -> Edition { 103 pub msg: String,
104}
105
106impl FromStr for Edition {
107 type Err = ParseEditionError;
108 fn from_str(s: &str) -> Result<Self, Self::Err> {
103 match s { 109 match s {
104 "2015" => Edition::Edition2015, 110 "2015" => Ok(Edition::Edition2015),
105 "2018" | _ => Edition::Edition2018, 111 "2018" => Ok(Edition::Edition2018),
112 _ => Err(ParseEditionError { msg: format!("unknown edition: {}", s) }),
106 } 113 }
107 } 114 }
108} 115}