Implement Source for Vec<T: Source> and From<Path> for File

5 files changed, 64 insertions, 0 deletions

diff --git a/examples/pattern/Cargo.toml b/examples/pattern/Cargo.toml
new file mode 100644
index 0000000..98c5330
--- /dev/null
+++ b/examples/pattern/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "pattern"
+version = "0.1.0"
+
+[dependencies]
+config = { path = "../../", features = ["glob"] }
diff --git a/examples/pattern/conf/00-default.toml b/examples/pattern/conf/00-default.toml
new file mode 100644
index 0000000..7b95e7a
--- /dev/null
+++ b/examples/pattern/conf/00-default.toml
@@ -0,0 +1 @@
+debug = false
diff --git a/examples/pattern/conf/05-some.yml b/examples/pattern/conf/05-some.yml
new file mode 100644
index 0000000..52555a0
--- /dev/null
+++ b/examples/pattern/conf/05-some.yml
@@ -0,0 +1,2 @@
+secret: THIS IS SECRET
+debug: true
diff --git a/examples/pattern/conf/99-extra.json b/examples/pattern/conf/99-extra.json
new file mode 100644
index 0000000..26f908c
--- /dev/null
+++ b/examples/pattern/conf/99-extra.json
@@ -0,0 +1,5 @@
+{
+  "that": 3,
+  "this": 1230,
+  "key": "sdgnjklsdjklgds"
+}
diff --git a/examples/pattern/src/main.rs b/examples/pattern/src/main.rs
new file mode 100644
index 0000000..aaf164d
--- /dev/null
+++ b/examples/pattern/src/main.rs
@@ -0,0 +1,50 @@
+extern crate glob;
+extern crate config;
+
+use std::path::Path;
+use std::collections::HashMap;
+use config::*;
+use glob::glob;
+
+fn main() {
+    // Option 1
+    // --------
+    // Gather all conf files from conf/ manually
+    let settings = Config::default()
+        // File::with_name(..) is shorthand for File::from(Path::new(..))
+        .merge(File::with_name("conf/00-default.toml"))
+        .merge(File::from(Path::new("conf/05-some.yml")))
+        .merge(File::from(Path::new("conf/99-extra.json")))
+        .unwrap();
+
+    // Print out our settings (as a HashMap)
+    println!("\n{:?} \n\n-----------",
+             settings.deserialize::<HashMap<String, String>>().unwrap());
+
+    // Option 2
+    // --------
+    // Gather all conf files from conf/ manually, but put in 1 merge call.
+    let settings = Config::default()
+        .merge(vec![File::with_name("conf/00-default.toml"),
+                    File::from(Path::new("conf/05-some.yml")),
+                    File::from(Path::new("conf/99-extra.json"))])
+        .unwrap();
+
+    // Print out our settings (as a HashMap)
+    println!("\n{:?} \n\n-----------",
+             settings.deserialize::<HashMap<String, String>>().unwrap());
+
+    // Option 3
+    // --------
+    // Gather all conf files from conf/ using glob and put in 1 merge call.
+    let settings = Config::default()
+        .merge(glob("conf/*")
+                   .unwrap()
+                   .map(|path| File::from(path.unwrap()))
+                   .collect::<Vec<_>>())
+        .unwrap();
+
+    // Print out our settings (as a HashMap)
+    println!("\n{:?} \n\n-----------",
+             settings.deserialize::<HashMap<String, String>>().unwrap());
+}