From 00f6959a29844e9c82d456ea2c32631f94013fe8 Mon Sep 17 00:00:00 2001
From: Wilfred Hughes <me@wilfred.me.uk>
Date: Fri, 15 Nov 2024 23:17:27 -0800
Subject: [PATCH] Ensure JSON output is consistently ordered

Closes #780
---
 src/display/json.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/display/json.rs b/src/display/json.rs
index f0a10498c8..122351bc92 100644
--- a/src/display/json.rs
+++ b/src/display/json.rs
@@ -1,4 +1,4 @@
-use std::collections::HashMap;
+use std::collections::BTreeMap;
 
 use line_numbers::LineNumber;
 use serde::{ser::SerializeStruct, Serialize, Serializer};
@@ -112,7 +112,7 @@ impl<'f> From<&'f DiffResult> for File<'f> {
 
                 let mut chunks = Vec::with_capacity(hunks.len());
                 for hunk in &hunks {
-                    let mut lines = HashMap::with_capacity(hunk.lines.len());
+                    let mut lines = BTreeMap::new();
 
                     let (start_i, end_i) = matched_lines_indexes_for_hunk(matched_lines, hunk, 0);
                     let aligned_lines = &matched_lines[start_i..end_i];