mirror of
https://github.com/rust-lang/rust-clippy
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16 lines
975 B
Rust
16 lines
975 B
Rust
#![feature(plugin)]
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#![plugin(clippy)]
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use std::fs::OpenOptions;
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#[allow(unused_must_use)]
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#[deny(nonsensical_open_options)]
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fn main() {
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OpenOptions::new().read(true).truncate(true).open("foo.txt"); //~ERROR file opened with "truncate" and "read"
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OpenOptions::new().append(true).truncate(true).open("foo.txt"); //~ERROR file opened with "append" and "truncate"
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OpenOptions::new().read(true).read(false).open("foo.txt"); //~ERROR the method "read" is called more than once
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OpenOptions::new().create(true).create(false).open("foo.txt"); //~ERROR the method "create" is called more than once
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OpenOptions::new().write(true).write(false).open("foo.txt"); //~ERROR the method "write" is called more than once
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OpenOptions::new().append(true).append(false).open("foo.txt"); //~ERROR the method "append" is called more than once
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OpenOptions::new().truncate(true).truncate(false).open("foo.txt"); //~ERROR the method "truncate" is called more than once
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}
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