add option to ignore search string case

1 files changed, 7 insertions, 0 deletions

diff --git a/src/lib.rs b/src/lib.rs
index c01823d..a716d13 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -4,3 +4,10 @@ pub fn search<'a>(pattern: &str, contents: &'a str) -> Vec<&'a str> {
         .filter(|line| line.contains(pattern))
         .collect()
 }
+
+pub fn contains_pattern(src: &str, pat: &str, ignore_case: bool) -> bool {
+    let src = if ignore_case { src.to_lowercase() } else { src.to_owned() };
+    let pat = if ignore_case { pat.to_lowercase() } else { pat.to_owned() };
+
+    src.contains(&pat)
+}