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Prefer unwrap_or_else to unwrap_or in case of function calls/allocations

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ljedrz 2018-10-12 16:16:00 +02:00
parent cb5e1b93e3
commit d28aed6dc4
35 changed files with 57 additions and 54 deletions
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2
src/librustc_codegen_utils/link.rs
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@ -103,7 +103,7 @@ pub fn filename_for_metadata(sess: &Session,
let libname = format!("{}{}", crate_name, sess.opts.cg.extra_filename);
let out_filename = outputs.single_output_file.clone()
.unwrap_or(outputs.out_directory.join(&format!("lib{}.rmeta", libname)));
.unwrap_or_else(|| outputs.out_directory.join(&format!("lib{}.rmeta", libname)));
check_file_is_writeable(&out_filename, sess);