Rust program to generate all gene pairs

rust/pairs/Cargo.toml

@@ -0,0 +1,6 @@
+[package]
+name = "pairs"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]

rust/pairs/src/main.rs

@@ -0,0 +1,31 @@
+
+fn print_gene_pairs(genes: &Vec<String>) {
+    for i in 0..(genes.len()-1) {
+        for j in (i+1)..(genes.len()) {
+            println!("{}\t{}", genes[i], genes[j]);
+        }
+    }
+}
+
+fn main() {
+    let mut family_index: String = "".to_string();
+    let mut family_genes: Vec<String> = Vec::new();
+    for line in std::io::stdin().lines() {
+        let line = line.unwrap();
+        let mut parts = line.split("\t");
+        let gene = parts.next().unwrap().to_string();
+        let family = parts.next().unwrap().to_string();
+        println!("{}", family);
+        if family != family_index {
+            family_index = family;
+            if family_genes.len() > 1 {
+                print_gene_pairs(&family_genes);
+            }                    
+            family_genes.clear();
+        }
+        family_genes.push(gene);
+    }
+    if family_genes.len() > 1 {
+        print_gene_pairs(&family_genes);
+    }
+}

rust/tagfinder/.gitignore

@@ -0,0 +1,14 @@
+# Generated by Cargo
+# will have compiled files and executables
+debug/
+target/
+
+# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
+# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
+Cargo.lock
+
+# These are backup files generated by rustfmt
+**/*.rs.bk
+
+# MSVC Windows builds of rustc generate these, which store debugging information
+*.pdb