From 1a6db195cbf765e5702f271f80d36f6ff81a1a54 Mon Sep 17 00:00:00 2001
From: Tom Alexander <tom@fizz.buzz>
Date: Fri, 8 May 2020 20:58:32 -0400
Subject: [PATCH] Starting a context for partial parameters.

---
 src/parser/mod.rs        | 1 +
 src/parser/parser.rs     | 2 +-
 src/renderer/renderer.rs | 6 ++++++
 3 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/parser/mod.rs b/src/parser/mod.rs
index 588c8f9..9a7f16b 100644
--- a/src/parser/mod.rs
+++ b/src/parser/mod.rs
@@ -6,6 +6,7 @@ pub use parser::template;
 pub use parser::Body;
 pub use parser::DustTag;
 pub use parser::Filter;
+pub use parser::RValue;
 pub use parser::Special;
 pub use parser::Template;
 pub use parser::TemplateElement;
diff --git a/src/parser/parser.rs b/src/parser/parser.rs
index 2ecef7a..090155f 100644
--- a/src/parser/parser.rs
+++ b/src/parser/parser.rs
@@ -119,7 +119,7 @@ pub struct Partial<'a> {
 }
 
 #[derive(Clone, Debug, PartialEq)]
-enum RValue<'a> {
+pub enum RValue<'a> {
     RVPath(Path<'a>),
     RVString(String),
 }
diff --git a/src/renderer/renderer.rs b/src/renderer/renderer.rs
index 51bb7c0..4278135 100644
--- a/src/renderer/renderer.rs
+++ b/src/renderer/renderer.rs
@@ -1,6 +1,7 @@
 use crate::parser::template;
 use crate::parser::Body;
 use crate::parser::DustTag;
+use crate::parser::RValue;
 use crate::parser::Special;
 use crate::parser::Template;
 use crate::parser::TemplateElement;
@@ -253,6 +254,11 @@ fn walk_path<'a>(
     })
 }
 
+struct ParametersContext<'a> {
+    params: HashMap<&'a str, RValue<'a>>,
+    breadcrumbs: &'a Vec<&'a dyn ContextElement>,
+}
+
 #[cfg(test)]
 mod tests {
     use super::*;