Add abortable flag so that prompts can be skipped

src/confirm.rs

@@ -18,11 +18,24 @@ impl DialogPlugin {
         if let Some(val) = default_val {
             confirm.default(val);
         }
-        let result = confirm.prompt()?;
 
-        Ok(Value::Bool {
-            val: result,
-            span: call.head,
-        })
+        if call.has_flag("abortable") {
+            let result = confirm.prompt_opt()?;
+
+            if let Some(val) = result {
+                Ok(Value::Bool {
+                    val,
+                    span: call.head,
+                })
+            } else {
+                Ok(Value::Nothing { span: call.head })
+            }
+        } else {
+            let result = confirm.prompt()?;
+            Ok(Value::Bool {
+                val: result,
+                span: call.head,
+            })
+        }
     }
 }

src/lib.rs

@@ -33,6 +33,7 @@ impl Plugin for DialogPlugin {
                     SyntaxShape::String,
                     "The question to ask the user.",
                 )
+                .switch("abortable", "If set users can abort the prompt.", None)
                 .named(
                     "default",
                     SyntaxShape::Boolean,
@@ -47,6 +48,8 @@ impl Plugin for DialogPlugin {
                     SyntaxShape::List(Box::new(SyntaxShape::String)),
                     "The items out of which one can be selected.",
                 )
+                .switch("fuzzy", "To add a fuzzy search to the select.", None)
+                .switch("abortable", "If set users can abort the prompt.", None)
                 .named(
                     "prompt",
                     SyntaxShape::String,

src/select.rs

@@ -28,12 +28,25 @@ impl DialogPlugin {
             select.default(def);
         }
 
-        let selection = select.prompt()?;
-        let selected_item = options.remove(selection);
+        if call.has_flag("abortable") {
+            if let Some(selection) = select.prompt_opt()? {
+                let selected_item = options.remove(selection);
 
-        Ok(Value::String {
-            val: selected_item,
-            span: call.head,
-        })
+                Ok(Value::String {
+                    val: selected_item,
+                    span: call.head,
+                })
+            } else {
+                Ok(Value::Nothing { span: call.head })
+            }
+        } else {
+            let selection = select.prompt()?;
+            let selected_item = options.remove(selection);
+
+            Ok(Value::String {
+                val: selected_item,
+                span: call.head,
+            })
+        }
     }
 }