1 files changed, 61 insertions, 0 deletions
diff --git a/src/file/format/mod.rs b/src/file/format/mod.rs
new file mode 100644
index 0000000..02cafe7
--- /dev/null
+++ b/src/file/format/mod.rs
@@ -0,0 +1,61 @@
+use source::Source;
+use value::Value;
+use std::error::Error;
+use std::collections::HashMap;
+
+#[cfg(feature = "toml")]
+mod toml;
+
+#[cfg(feature = "json")]
+mod json;
+
+#[cfg(feature = "yaml")]
+mod yaml;
+
+#[derive(Debug, Clone, Copy)]
+pub enum FileFormat {
+    /// TOML (parsed with toml)
+    #[cfg(feature = "toml")]
+    Toml,
+
+    /// JSON (parsed with serde_json)
+    #[cfg(feature = "json")]
+    Json,
+
+    /// YAML (parsed with yaml_rust)
+    #[cfg(feature = "yaml")]
+    Yaml,
+}
+
+impl FileFormat {
+    // TODO: pub(crate)
+    #[doc(hidden)]
+    pub fn extensions(&self) -> Vec<&'static str> {
+        match *self {
+            #[cfg(feature = "toml")]
+            FileFormat::Toml => vec!["toml"],
+
+            #[cfg(feature = "json")]
+            FileFormat::Json => vec!["json"],
+
+            #[cfg(feature = "yaml")]
+            FileFormat::Yaml => vec!["yaml", "yml"],
+        }
+    }
+
+    // TODO: pub(crate)
+    #[doc(hidden)]
+    #[allow(unused_variables)]
+    pub fn parse(&self, uri: Option<&String>, text: &str, namespace: Option<&String>) -> Result<HashMap<String, Value>, Box<Error>> {
+        match *self {
+            #[cfg(feature = "toml")]
+            FileFormat::Toml => toml::parse(uri, text, namespace),
+
+            #[cfg(feature = "json")]
+            FileFormat::Json => json::parse(uri, text, namespace),
+
+            #[cfg(feature = "yaml")]
+            FileFormat::Yaml => yaml::parse(uri, text, namespace),
+        }
+    }
+}