Merge branch 'stclib:master' into modifiedHEADmodified

1 files changed, 50 insertions, 0 deletions

diff --git a/misc/examples/hashmaps/hashmap.c b/misc/examples/hashmaps/hashmap.c
new file mode 100644
index 00000000..cf11b7f7
--- /dev/null
+++ b/misc/examples/hashmaps/hashmap.c
@@ -0,0 +1,50 @@
+// https://doc.rust-lang.org/rust-by-example/std/hash.html
+#define i_implement
+#include <stc/cstr.h>
+#define i_key_str
+#define i_val_str
+#include <stdio.h>
+#include <stc/cmap.h>
+
+const char* call(const char* number) {
+    if (!strcmp(number, "798-1364"))
+        return "We're sorry, the call cannot be completed as dialed." 
+               " Please hang up and try again.";
+    else if (!strcmp(number, "645-7689")) 
+        return "Hello, this is Mr. Awesome's Pizza. My name is Fred."
+               " What can I get for you today?";
+    else
+        return "Hi! Who is this again?";
+}
+
+int main(void) {
+    cmap_str contacts = {0};
+
+    cmap_str_emplace(&contacts, "Daniel", "798-1364");
+    cmap_str_emplace(&contacts, "Ashley", "645-7689");
+    cmap_str_emplace(&contacts, "Katie", "435-8291");
+    cmap_str_emplace(&contacts, "Robert", "956-1745");
+
+    const cmap_str_value* v;
+    if ((v = cmap_str_get(&contacts, "Daniel")))
+        printf("Calling Daniel: %s\n", call(cstr_str(&v->second)));
+    else
+        printf("Don't have Daniel's number.");
+
+    cmap_str_emplace_or_assign(&contacts, "Daniel", "164-6743");
+
+    if ((v = cmap_str_get(&contacts, "Ashley")))
+        printf("Calling Ashley: %s\n", call(cstr_str(&v->second)));
+    else
+        printf("Don't have Ashley's number.");
+
+    cmap_str_erase(&contacts, "Ashley");
+
+    puts("");
+    c_forpair (contact, number, cmap_str, contacts) {
+        printf("Calling %s: %s\n", cstr_str(_.contact), call(cstr_str(_.number)));
+    }
+    puts("");
+
+    cmap_str_drop(&contacts);
+}