Command builder, quoted args, and multi-prefixes

Add a command builder, which can take arguments such as multiple checks,
quoted arguments, and multiple prefix support, as well as dynamic
prefixes per context.

1 files changed, 46 insertions, 0 deletions

diff --git a/src/utils/mod.rs b/src/utils/mod.rs
index a7a14a3..fbc642f 100644
--- a/src/utils/mod.rs
+++ b/src/utils/mod.rs
@@ -198,3 +198,49 @@ pub fn read_image<P: AsRef<Path>>(path: P) -> Result<String> {
 
     Ok(format!("data:image/{};base64,{}", ext, b64))
 }
+
+/// Turns a string into a vector of string arguments, splitting by spaces, but
+/// parsing content within quotes as one individual argument.
+pub fn parse_quotes(s: &str) -> Vec<String> {
+    let mut args = vec![];
+    let mut in_string = false;
+    let mut current_str = String::default();
+
+    for x in s.chars() {
+        if in_string {
+            if x == '"' {
+                if !current_str.is_empty() {
+                    args.push(current_str);
+                }
+
+                current_str = String::default();
+                in_string = false;
+            } else {
+                current_str.push(x);
+            }
+        } else {
+            if x == ' ' {
+                if !current_str.is_empty() {
+                    args.push(current_str.clone());
+                }
+
+                current_str = String::default();
+            } else if x == '"' {
+                if !current_str.is_empty() {
+                    args.push(current_str.clone());
+                }
+
+                in_string = true;
+                current_str = String::default();
+            } else {
+                current_str.push(x);
+            }
+        }
+    }
+
+    if !current_str.is_empty() {
+        args.push(current_str);
+    }
+
+    args
+}