Add string cut functions.

2 files changed, 26 insertions, 0 deletions

diff --git a/src/utils/stringutils.cpp b/src/utils/stringutils.cpp
index 864f509fc..ee6b6fb07 100644
--- a/src/utils/stringutils.cpp
+++ b/src/utils/stringutils.cpp
@@ -638,6 +638,16 @@ bool findCutLast(std::string &restrict str1, const std::string &restrict str2)
     return false;
 }
 
+void cutLast(std::string &restrict str1, const std::string &restrict str2)
+{
+    const size_t s1 = str1.size();
+    const size_t s2 = str2.size();
+    if (s1 < s2)
+        return;
+    if (str1.substr(s1 - s2) == str2)
+        str1 = str1.substr(0, s1 - s2);
+}
+
 bool findCutFirst(std::string &restrict str1, const std::string &restrict str2)
 {
     const size_t s1 = str1.size();
@@ -652,6 +662,16 @@ bool findCutFirst(std::string &restrict str1, const std::string &restrict str2)
     return false;
 }
 
+void cutFirst(std::string &restrict str1, const std::string &restrict str2)
+{
+    const size_t s1 = str1.size();
+    const size_t s2 = str2.size();
+    if (s1 < s2)
+        return;
+    if (str1.substr(0, s2) == str2)
+        str1 = str1.substr(s2);
+}
+
 std::string &removeProtocol(std::string &url)
 {
     const size_t i = url.find("://");
diff --git a/src/utils/stringutils.h b/src/utils/stringutils.h
index 73e4b7697..31f562587 100644
--- a/src/utils/stringutils.h
+++ b/src/utils/stringutils.h
@@ -222,9 +222,15 @@ bool findFirst(const std::string &restrict str1,
 bool findCutLast(std::string &restrict str1,
                  const std::string &restrict str2) A_WARN_UNUSED;
 
+void cutLast(std::string &restrict str1,
+             const std::string &restrict str2);
+
 bool findCutFirst(std::string &restrict str1,
                   const std::string &restrict str2);
 
+void cutFirst(std::string &restrict str1,
+              const std::string &restrict str2);
+
 std::string &removeProtocol(std::string &url);
 
 bool strStartWith(const std::string &restrict str,