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2020-12-08 00:14:42 +03:00
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2020-12-31 22:29:16 +03:00
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2020-12-08 00:14:42 +03:00
< p > You can adjust the log level without recompiling with the RUST_LOG env variable.< / p >
< div class = "example-wrap" > < pre class = "rust rust-example-rendered" >
< span class = "ident" > RUST_LOG< / span > < span class = "op" > =< / span > < span class = "ident" > debug< / span > < span class = "ident" > cargo< / span > < span class = "ident" > run< / span > < span class = "op" > -< / span > < span class = "op" > -< / span > < span class = "ident" > bin< / span > < span class = "ident" > game< / span > < / pre > < / div >
< p > This can be done on a per lib basis:< / p >
< div class = "example-wrap" > < pre class = "rust rust-example-rendered" >
< span class = "ident" > RUST_LOG< / span > < span class = "op" > =< / span > < span class = "ident" > my_lib< / span > < span class = "op" > =< / span > < span class = "ident" > debug< / span > < span class = "ident" > cargo< / span > < span class = "ident" > run< / span > < span class = "op" > -< / span > < span class = "op" > -< / span > < span class = "ident" > bin< / span > < span class = "ident" > game< / span > < / pre > < / div >
< p > Or a module-by-module basis:< / p >
< div class = "example-wrap" > < pre class = "rust rust-example-rendered" >
< span class = "ident" > RUST_LOG< / span > < span class = "op" > =< / span > < span class = "ident" > my_lib< / span > ::< span class = "ident" > module< / span > < span class = "op" > =< / span > < span class = "ident" > debug< / span > < span class = "ident" > cargo< / span > < span class = "ident" > run< / span > < span class = "op" > -< / span > < span class = "op" > -< / span > < span class = "ident" > bin< / span > < span class = "ident" > game< / span > < / pre > < / div >
< p > You can mix and match:< / p >
< div class = "example-wrap" > < pre class = "rust rust-example-rendered" >
< span class = "ident" > RUST_LOG< / span > < span class = "op" > =< / span > < span class = "ident" > error< / span > ,< span class = "ident" > foo< / span > ::< span class = "ident" > bar< / span > < span class = "op" > =< / span > < span class = "ident" > debug< / span > ,< span class = "ident" > baz< / span > < span class = "op" > =< / span > < span class = "ident" > info< / span > < span class = "ident" > cargo< / span > < span class = "ident" > run< / span > < span class = "op" > -< / span > < span class = "op" > -< / span > < span class = "ident" > bin< / span > < span class = "ident" > game< / span > < / pre > < / div >
< p > For some special cases, you might want to use regex matching by specifying a pattern with the
" /" :< / p >
< div class = "example-wrap" > < pre class = "rust rust-example-rendered" >
< span class = "ident" > RUST_LOG< / span > < span class = "op" > =< / span > < span class = "string" > " fast_paths=debug/contracted node [0-9]+0000 " < / span > < span class = "ident" > mike< / span > < span class = "ident" > import_la< / span > < / pre > < / div >
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