tightened up some logic with indenting and joining lines

added more linebuf tests

extracted all verb match arms into private methods on LineBuf

src/builtin/mod.rs

@@ -17,20 +17,20 @@ pub mod keymap;
 pub mod map;
 pub mod pwd;
 pub mod read;
+pub mod resource;
 pub mod shift;
 pub mod shopt;
 pub mod source;
 pub mod test; // [[ ]] thing
 pub mod trap;
 pub mod varcmds;
-pub mod resource;
 
 pub const BUILTINS: [&str; 49] = [
-  "echo", "cd", "read", "export", "local", "pwd", "source", ".", "shift", "jobs", "fg", "bg", "disown",
-  "alias", "unalias", "return", "break", "continue", "exit", "shopt", "builtin",
+  "echo", "cd", "read", "export", "local", "pwd", "source", ".", "shift", "jobs", "fg", "bg",
+  "disown", "alias", "unalias", "return", "break", "continue", "exit", "shopt", "builtin",
   "command", "trap", "pushd", "popd", "dirs", "exec", "eval", "true", "false", ":", "readonly",
   "unset", "complete", "compgen", "map", "pop", "fpop", "push", "fpush", "rotate", "wait", "type",
-  "getopts", "keymap", "read_key", "autocmd", "ulimit", "umask"
+  "getopts", "keymap", "read_key", "autocmd", "ulimit", "umask",
 ];
 
 pub fn true_builtin() -> ShResult<()> {
@@ -50,31 +50,34 @@ pub fn noop_builtin() -> ShResult<()> {
 
 #[cfg(test)]
 pub mod tests {
-    use crate::{state, testutil::{TestGuard, test_input}};
+  use crate::{
+    state,
+    testutil::{TestGuard, test_input},
+  };
 
-	// You can never be too sure!!!!!!
+  // You can never be too sure!!!!!!
 
-	#[test]
-	fn test_true() {
-		let _g = TestGuard::new();
-		test_input("true").unwrap();
+  #[test]
+  fn test_true() {
+    let _g = TestGuard::new();
+    test_input("true").unwrap();
 
-		assert_eq!(state::get_status(), 0);
-	}
+    assert_eq!(state::get_status(), 0);
+  }
 
-	#[test]
-	fn test_false() {
-		let _g = TestGuard::new();
-		test_input("false").unwrap();
+  #[test]
+  fn test_false() {
+    let _g = TestGuard::new();
+    test_input("false").unwrap();
 
-		assert_eq!(state::get_status(), 1);
-	}
+    assert_eq!(state::get_status(), 1);
+  }
 
-	#[test]
-	fn test_noop() {
-		let _g = TestGuard::new();
-		test_input(":").unwrap();
+  #[test]
+  fn test_noop() {
+    let _g = TestGuard::new();
+    test_input(":").unwrap();
 
-		assert_eq!(state::get_status(), 0);
-	}
+    assert_eq!(state::get_status(), 0);
+  }
 }