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Minify map/filter_map

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This commit is contained in:
Matthias Beyer 2017-06-03 14:53:52 +02:00
parent fe7bde3882
commit e7c53d84ca
1 changed files with 3 additions and 2 deletions
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5
libimagrt/src/configuration.rs
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@ -245,7 +245,7 @@ fn fetch_config(rtp: &PathBuf) -> Result<Value> {
].iter()
.flatten()
.filter(|path| path.exists() && path.is_file())
.map(|path| {
.filter_map(|path| if path.exists() && path.is_file() {
debug!("Reading {:?}", path);
let content = {
let mut s = String::new();
@ -266,8 +266,9 @@ fn fetch_config(rtp: &PathBuf) -> Result<Value> {
.map_err(|e| REK::Instantiate.into_error_with_cause(e));
Some(toml)
} else {
None
})
.filter_map(|x| x)
.filter(|loaded| loaded.is_ok())
.map(|inner| Value::Table(inner.unwrap()))
.nth(0)