Very simple setup.

Cargo.lock

@@ -0,0 +1,32 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "memchr"
+version = "2.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
+
+[[package]]
+name = "minimal-lexical"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "68354c5c6bd36d73ff3feceb05efa59b6acb7626617f4962be322a825e61f79a"
+
+[[package]]
+name = "nom"
+version = "7.1.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d273983c5a657a70a3e8f2a01329822f3b8c8172b73826411a55751e404a0a4a"
+dependencies = [
+ "memchr",
+ "minimal-lexical",
+]
+
+[[package]]
+name = "nom_custom_input_test"
+version = "0.1.0"
+dependencies = [
+ "nom",
+]

Cargo.toml

@@ -6,3 +6,4 @@ edition = "2021"
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
+nom = "7.1.3"

src/main.rs

@@ -1,3 +1,13 @@
+use nom::bytes::complete::tag;
+
 fn main() {
-    println!("Hello, world!");
+    let input = "this is my test input".to_owned();
+
+    let output = tag::<_, _, (_, nom::error::ErrorKind)>("this")(input.as_str()).unwrap();
+
+    println!("{:#?}", output);
+}
+
+struct WrappedInput<'s> {
+    contents: &'s str,
 }