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Avoid unneeded Strings in building phf map

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This commit is contained in:
Zachary Dremann 2022-01-30 08:49:34 -05:00
parent ad847fa645
commit f9f7e7d490
1 changed files with 21 additions and 21 deletions
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42
build.rs
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@ -50,15 +50,15 @@ pub fn main() {
)
.unwrap();
let mut phf_map = phf_codegen::Map::<String>::new();
for krate in crates {
let mut phf_map = phf_codegen::Map::<&str>::new();
for krate in &crates {
let map_value = format!("({krate}::uumain, {krate}::uu_app)", krate = krate);
match krate.as_ref() {
// 'test' is named uu_test to avoid collision with rust core crate 'test'.
// It can also be invoked by name '[' for the '[ expr ] syntax'.
"uu_test" => {
phf_map.entry(String::from("test"), &map_value);
phf_map.entry(String::from("["), &map_value);
phf_map.entry("test", &map_value);
phf_map.entry("[", &map_value);
tf.write_all(
format!(
@ -70,7 +70,7 @@ pub fn main() {
.unwrap()
}
k if k.starts_with(OVERRIDE_PREFIX) => {
phf_map.entry(String::from(&krate[OVERRIDE_PREFIX.len()..]), &map_value);
phf_map.entry(&k[OVERRIDE_PREFIX.len()..], &map_value);
tf.write_all(
format!(
"#[path=\"{dir}/test_{k}.rs\"]\nmod test_{k};\n",
@ -83,7 +83,7 @@ pub fn main() {
}
"false" | "true" => {
phf_map.entry(
String::from(&krate),
krate,
&format!("(r#{krate}::uumain, r#{krate}::uu_app)", krate = krate),
);
tf.write_all(
@ -98,24 +98,24 @@ pub fn main() {
}
"hashsum" => {
phf_map.entry(
String::from(&krate),
krate,
&format!("({krate}::uumain, {krate}::uu_app_custom)", krate = krate),
);
let map_value = format!("({krate}::uumain, {krate}::uu_app_common)", krate = krate);
phf_map.entry(String::from("md5sum"), &map_value);
phf_map.entry(String::from("sha1sum"), &map_value);
phf_map.entry(String::from("sha224sum"), &map_value);
phf_map.entry(String::from("sha256sum"), &map_value);
phf_map.entry(String::from("sha384sum"), &map_value);
phf_map.entry(String::from("sha512sum"), &map_value);
phf_map.entry(String::from("sha3sum"), &map_value);
phf_map.entry(String::from("sha3-224sum"), &map_value);
phf_map.entry(String::from("sha3-256sum"), &map_value);
phf_map.entry(String::from("sha3-384sum"), &map_value);
phf_map.entry(String::from("sha3-512sum"), &map_value);
phf_map.entry(String::from("shake128sum"), &map_value);
phf_map.entry(String::from("shake256sum"), &map_value);
phf_map.entry("md5sum", &map_value);
phf_map.entry("sha1sum", &map_value);
phf_map.entry("sha224sum", &map_value);
phf_map.entry("sha256sum", &map_value);
phf_map.entry("sha384sum", &map_value);
phf_map.entry("sha512sum", &map_value);
phf_map.entry("sha3sum", &map_value);
phf_map.entry("sha3-224sum", &map_value);
phf_map.entry("sha3-256sum", &map_value);
phf_map.entry("sha3-384sum", &map_value);
phf_map.entry("sha3-512sum", &map_value);
phf_map.entry("shake128sum", &map_value);
phf_map.entry("shake256sum", &map_value);
tf.write_all(
format!(
"#[path=\"{dir}/test_{krate}.rs\"]\nmod test_{krate};\n",
@ -127,7 +127,7 @@ pub fn main() {
.unwrap()
}
_ => {
phf_map.entry(String::from(&krate), &map_value);
phf_map.entry(krate, &map_value);
tf.write_all(
format!(
"#[path=\"{dir}/test_{krate}.rs\"]\nmod test_{krate};\n",