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Fix panic when building without git (#6289)

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Signed-off-by: nibon7 <nibon7@163.com>

Signed-off-by: nibon7 <nibon7@163.com>
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nibon7 2022-08-10 23:31:12 +08:00 committed by GitHub
parent 0f10d984c3
commit 45dd7d8770
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1 changed files with 9 additions and 7 deletions
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16
crates/nu-command/build.rs
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@ -3,16 +3,18 @@ use std::process::Command;
fn main() -> shadow_rs::SdResult<()> {
// Look up the current Git commit ourselves instead of relying on shadow_rs,
// because shadow_rs does it in a really slow-to-compile way (it builds libgit2)
let hash = get_git_hash().expect("failed to get latest git commit hash");
let hash = get_git_hash().unwrap_or_default();
println!("cargo:rustc-env=NU_COMMIT_HASH={}", hash);
shadow_rs::new()
}
fn get_git_hash() -> Result<String, std::io::Error> {
let out = Command::new("git").args(["rev-parse", "HEAD"]).output()?;
Ok(String::from_utf8(out.stdout)
.expect("could not convert stdout to string")
.trim()
.to_string())
fn get_git_hash() -> Option<String> {
Command::new("git")
.args(["rev-parse", "HEAD"])
.output()
.ok()
.filter(|output| output.status.success())
.and_then(|output| String::from_utf8(output.stdout).ok())
.map(|hash| hash.trim().to_string())
}