join strings with empty space in call

Cargo.lock

@@ -746,6 +746,7 @@ dependencies = [
  "anyhow",
  "clap",
  "fluence-app-service",
+ "itertools",
  "rustop",
  "rustyline",
  "rustyline-derive",
@@ -1103,6 +1104,15 @@ version = "2.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "47be2f14c678be2fdcab04ab1171db51b2762ce6f0a8ee87c8dd4a04ed216135"
 
+[[package]]
+name = "itertools"
+version = "0.9.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "284f18f85651fe11e8a991b2adb42cb078325c996ed026d994719efcfca1d54b"
+dependencies = [
+ "either",
+]
+
 [[package]]
 name = "itoa"
 version = "0.4.6"

tools/repl/Cargo.toml

@@ -22,4 +22,5 @@ wasmer-wasi = { package = "wasmer-wasi-fl", version = "0.17.0"}
 rustyline = { version = "6.1.2", features = ["with-fuzzy"] }
 rustyline-derive = "0.3.1"
 rustop = "1.1.0"
+itertools = "0.9.0"
 uuid = { version = "0.8.1", features = ["v4"] }

tools/repl/src/main.rs

@@ -78,7 +78,7 @@ fn main() -> Result<()> {
     rl.bind_sequence(KeyPress::Meta('P'), Cmd::HistorySearchBackward);
     let _ = rl.load_history(HISTORY_FILE_PATH);
 
-    println!("Welcome to the Fluence FaaS REPL:");
+    println!("Welcome to the Fluence FaaS REPL");
 
     let mut repl = REPL::new(args.config_file_path)?;
 

tools/repl/src/repl.rs

@@ -97,10 +97,12 @@ impl REPL {
                 println!("{}", result_msg);
             }
             Some("call") => {
+                use itertools::Itertools;
+
                 next_argument!(module_name, args, "Module name should be specified");
                 next_argument!(func_name, args, "Function name should be specified");
 
-                let module_arg: String = args.collect();
+                let module_arg: String = args.join(" ");
                 let module_arg: serde_json::Value = match serde_json::from_str(&module_arg) {
                     Ok(module_arg) => module_arg,
                     Err(e) => {