Add example for config object

Signed-off-by: Matthias Beyer <mail@beyermatthias.de>

1 files changed, 40 insertions, 0 deletions

diff --git a/examples/config.rs b/examples/config.rs
new file mode 100644
index 0000000..a91aaee
--- /dev/null
+++ b/examples/config.rs
@@ -0,0 +1,40 @@
+use interactive_object_builder::*;
+use interactive_object_builder::dialoguer::DialoguerBackend;
+
+#[derive(Debug)]
+pub struct Configuration {
+    verbose: bool,
+    values: Vec<u8>,
+}
+
+impl BuildableCollection for Configuration {
+    fn builder<B>(_backend: B) -> Box<dyn CollectionBuilder<Output = Self>>
+        where B: Backend
+    {
+        Box::new(ConfigStructBuilder)
+    }
+}
+
+pub struct ConfigStructBuilder;
+impl CollectionBuilder for ConfigStructBuilder {
+    type Output = Configuration;
+
+    fn build_collection(&self, value_desc: &str) -> Result<Self::Output> {
+        println!("Building {}", value_desc);
+
+        let verbose = bool::builder(DialoguerBackend).build_value("Be verbose?")?;
+        let values = Vec::<u8>::builder(DialoguerBackend).build_collection("List of values")?;
+
+        Ok(Configuration {
+            verbose,
+            values,
+        })
+    }
+}
+
+fn main() -> Result<()> {
+    let c = Configuration::builder(DialoguerBackend).build_collection("config")?;
+    dbg!(c);
+    Ok(())
+}
+