Refactor: Move package name regex building to helper function

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>

2 files changed, 19 insertions, 20 deletions

diff --git a/src/commands/find_pkg.rs b/src/commands/find_pkg.rs
index 1d7f71b..e2f7b77 100644
--- a/src/commands/find_pkg.rs
+++ b/src/commands/find_pkg.rs
@@ -8,9 +8,7 @@
 // SPDX-License-Identifier: EPL-2.0
 //
 
-use anyhow::anyhow;
 use anyhow::Context;
-use anyhow::Error;
 use anyhow::Result;
 use clap::ArgMatches;
 use log::trace;
@@ -27,23 +25,9 @@ pub async fn find_pkg(
 ) -> Result<()> {
     use std::io::Write;
 
-    let package_name_regex = matches
-        .value_of("package_name_regex")
-        .map(regex::RegexBuilder::new)
-        .map(|mut builder| {
-            #[allow(clippy::identity_op)]
-            builder.size_limit(1 * 1024 * 1024); // max size for the regex is 1MB. Should be enough for everyone
-            builder
-                .build()
-                .with_context(|| {
-                    anyhow!(
-                        "Failed to build regex from '{}'",
-                        matches.value_of("package_name_regex").unwrap()
-                    )
-                })
-                .map_err(Error::from)
-        })
-        .unwrap()?; // safe by clap
+    let package_name_regex = crate::commands::util::mk_package_name_regex({
+        matches.value_of("package_name_regex").unwrap() // safe by clap
+    })?;
 
     let package_version_constraint = matches
         .value_of("package_version_constraint")
diff --git a/src/commands/util.rs b/src/commands/util.rs
index ec99d11..8862c05 100644
--- a/src/commands/util.rs
+++ b/src/commands/util.rs
@@ -10,10 +10,13 @@
 
 use std::path::Path;
 
-use anyhow::anyhow;
+use anyhow::Error;
+use anyhow::Context;
 use anyhow::Result;
+use anyhow::anyhow;
 use clap::ArgMatches;
 use log::{error, info, trace};
+use regex::Regex;
 use tokio::stream::StreamExt;
 
 use crate::config::*;
@@ -132,3 +135,15 @@ fn all_phases_available(pkg: &Package, available_phases: &[PhaseName]) -> Result
 
     Ok(())
 }
+
+pub fn mk_package_name_regex(regex: &str) -> Result<Regex> {
+    let mut builder = regex::RegexBuilder::new(regex);
+
+    #[allow(clippy::identity_op)]
+    builder.size_limit(1 * 1024 * 1024); // max size for the regex is 1MB. Should be enough for everyone
+
+    builder
+        .build()
+        .with_context(|| anyhow!("Failed to build regex from '{}'", regex))
+        .map_err(Error::from)
+}