split string into vector

Cargo.lock

@@ -160,6 +160,7 @@ dependencies = [
  "serde",
  "serde_json",
  "serde_yaml",
+ "shlex",
  "simplelog",
  "tokio",
  "walkdir",
@@ -940,6 +941,12 @@ dependencies = [
  "yaml-rust",
 ]
 
+[[package]]
+name = "shlex"
+version = "1.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "43b2853a4d09f215c24cc5489c992ce46052d359b5109343cbafbf26bc62f8a3"
+
 [[package]]
 name = "simplelog"
 version = "0.11.2"

Cargo.toml

@@ -21,6 +21,7 @@ serde_yaml = "0.8"
 simplelog = { version = "^0.11.2", features = ["paris"] }
 tokio = { version = "1.16.1", features = ["rt-multi-thread"] }
 walkdir = "2"
+shlex = "1.1"
 
 [target.x86_64-unknown-linux-musl.dependencies]
 openssl = { version = "0.10", features = ["vendored"] }

examples/string_to_arr.rs

@@ -0,0 +1,32 @@
+use regex::Regex;
+use serde::{Deserialize, Serialize};
+use serde_yaml::{self};
+
+use shlex::split;
+
+#[derive(Debug, Serialize, Deserialize, Clone)]
+pub struct Processing {
+    pub mode: String,
+    pub volume: f64,
+    pub settings: String,
+}
+
+fn main() {
+    let s = r#"
+mode: "playlist"
+volume: 0.5
+settings: -i input.mp4 -c:v libx264 -metadata service_provider='ffplayout Inc.' -f mpegts out.mp4
+"#;
+    let config: Processing =
+    serde_yaml::from_str(s).expect("Could not read config");
+
+    let pattern = Regex::new(r#"[^\s"']+|"([^"]*)"|'([^']*)'"#).unwrap();
+
+    let matches: Vec<String> = pattern
+        .find_iter(config.settings.as_str())
+        .map(|m| m.as_str().to_string())
+        .collect();
+
+    println!("{:#?}", matches);
+    println!("{:#?}", split(config.settings.as_str()));
+}