From 36038ef7bafab76b1280ff9aad408bce96d122db Mon Sep 17 00:00:00 2001
From: Randy Jordan <randyjordan@email.com>
Date: Fri, 11 Jul 2025 10:43:46 -0500
Subject: [PATCH] Added before/afer delims

---
 include/sv.h               |  3 +++
 src/sv.c                   | 44 ++++++++++++++++++++++++++++++++++++++
 tests/08_sv_before_delim.c | 20 +++++++++++++++++
 tests/09_sv_after_delim.c  | 20 +++++++++++++++++
 4 files changed, 87 insertions(+)
 create mode 100644 tests/08_sv_before_delim.c
 create mode 100644 tests/09_sv_after_delim.c

diff --git a/include/sv.h b/include/sv.h
index 84dd79d..0130a33 100644
--- a/include/sv.h
+++ b/include/sv.h
@@ -24,4 +24,7 @@ SV sv_trim_left(SV s);
 SV sv_trim_right(SV s);
 int sv_cmp(const SV s1, const SV s2);
 int sv_casecmp(const SV s1, const SV s2);
+SV after_delim(const SV s, char *delims);
+SV before_delim(const SV s, char *delims);
+
 #endif
diff --git a/src/sv.c b/src/sv.c
index f25f1a6..6736250 100644
--- a/src/sv.c
+++ b/src/sv.c
@@ -56,3 +56,47 @@ int sv_casecmp(const SV s1, const SV s2) {
   if (i < s2.len) return -1;
   return 0;
 }
+SV before_delim(const SV s, char *delims) {
+    // Handle NULL pointer or empty string view
+    if (s.buf == NULL || delims == NULL) {
+        return sv_strn(NULL, 0);
+    }
+
+    size_t i = 0;
+    while (i < s.len) {
+        // Check if the current character is a delimiter
+        for (size_t j = 0; delims[j] != '\0'; j++) {
+            if (s.buf[i] == delims[j]) {
+                SV result = sv_strn(s.buf, i);
+                return result;
+            }
+        }
+        i++;
+    }
+
+    // Return the whole string if no delimiter was found
+    SV result = sv_strn(s.buf, i);
+    return result;
+}
+SV after_delim(const SV s, char *delims) {
+    // Handle NULL pointer or empty string view
+    if (s.buf == NULL || delims == NULL) {
+        return sv_strn(NULL, 0);
+    }
+
+    size_t i = 0;
+    while (i < s.len) {
+        // Check if the current character is a delimiter
+        for (size_t j = 0; delims[j] != '\0'; j++) {
+            if (s.buf[i] == delims[j]) {
+                SV result = sv_strn(s.buf+i+1, s.len-i-1);
+                return result;
+            }
+        }
+        i++;
+    }
+
+    // Return the whole string if no delimiter was found
+    SV result = sv_strn(s.buf, i);
+    return result;
+}
diff --git a/tests/08_sv_before_delim.c b/tests/08_sv_before_delim.c
new file mode 100644
index 0000000..ed27c7e
--- /dev/null
+++ b/tests/08_sv_before_delim.c
@@ -0,0 +1,20 @@
+#define DEBUG
+#include "../include/sv.h"
+#include "../include/except.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+int main(void){
+    const char *s = "Hello,World";
+    const char *s1 = "Hello";
+
+    SV sv = sv_strn(s,strlen(s));
+    SV sv1 = sv_strn(s1,strlen(s1));
+
+    SV test = before_delim(sv,",");
+    ASSERTED(sv_cmp(sv1,test) == 0);
+    
+
+    return EXIT_SUCCESS;
+}
diff --git a/tests/09_sv_after_delim.c b/tests/09_sv_after_delim.c
new file mode 100644
index 0000000..43f7592
--- /dev/null
+++ b/tests/09_sv_after_delim.c
@@ -0,0 +1,20 @@
+#define DEBUG
+#include "../include/sv.h"
+#include "../include/except.h"
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+int main(void){
+    const char *s = "Hello,World";
+    const char *s1 = "World";
+
+    SV sv = sv_strn(s,strlen(s));
+    SV sv1 = sv_strn(s1,strlen(s1));
+
+    SV test = after_delim(sv,",");
+    ASSERTED(sv_cmp(sv1,test) == 0);
+    
+
+    return EXIT_SUCCESS;
+}