From 258fda403b5319199b42bbcd61b8d7f25c2f1e3f Mon Sep 17 00:00:00 2001
From: Oliver Cooper <oliver.cooper@me.com>
Date: Fri, 10 Sep 2021 17:21:56 +1200
Subject: [PATCH 1/2] Get selection fields from Lookahead

---
 src/look_ahead.rs | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/src/look_ahead.rs b/src/look_ahead.rs
index 68e56637..f1b1f97c 100644
--- a/src/look_ahead.rs
+++ b/src/look_ahead.rs
@@ -54,6 +54,17 @@ impl<'a> Lookahead<'a> {
     pub fn exists(&self) -> bool {
         !self.fields.is_empty()
     }
+
+    pub fn selection_fields(&self) -> Vec<SelectionField<'a>> {
+        self.fields
+            .iter()
+            .map(|field| SelectionField {
+                fragments: self.fragments,
+                field,
+                context: self.context,
+            })
+            .collect()
+    }
 }
 
 impl<'a> From<SelectionField<'a>> for Lookahead<'a> {

From bb74b2f46d090c4409e1e3655dada3473ee198ec Mon Sep 17 00:00:00 2001
From: Oliver Cooper <oliver.cooper@me.com>
Date: Tue, 28 Sep 2021 16:50:27 +1300
Subject: [PATCH 2/2] Document selection_fields

---
 src/look_ahead.rs | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/look_ahead.rs b/src/look_ahead.rs
index f1b1f97c..ccd874a8 100644
--- a/src/look_ahead.rs
+++ b/src/look_ahead.rs
@@ -55,6 +55,9 @@ impl<'a> Lookahead<'a> {
         !self.fields.is_empty()
     }
 
+    /// Get the `SelectionField`s for each of the fields covered by this `Lookahead`.
+    ///
+    /// There will be multiple fields in situations where the same field is queried twice.
     pub fn selection_fields(&self) -> Vec<SelectionField<'a>> {
         self.fields
             .iter()