From f5218a6c311a743ca2ddb576fe4292479edb329f Mon Sep 17 00:00:00 2001
From: Tom Alexander <tom@fizz.buzz>
Date: Fri, 21 Apr 2023 18:05:40 -0400
Subject: [PATCH] Implement comparing the lesser blocks.

---
 src/compare/diff.rs | 89 ++++++++++++++++++++++++++++++++++++++++++---
 1 file changed, 84 insertions(+), 5 deletions(-)

diff --git a/src/compare/diff.rs b/src/compare/diff.rs
index 52f6c16..d471e02 100644
--- a/src/compare/diff.rs
+++ b/src/compare/diff.rs
@@ -564,7 +564,26 @@ fn compare_verse_block<'s>(
     emacs: &'s Token<'s>,
     rust: &'s VerseBlock<'s>,
 ) -> Result<DiffResult, Box<dyn std::error::Error>> {
-    todo!()
+    let children = emacs.as_list()?;
+    let mut child_status = Vec::new();
+    let mut this_status = DiffStatus::Good;
+    let emacs_name = "verse-block";
+    if assert_name(emacs, emacs_name).is_err() {
+        this_status = DiffStatus::Bad;
+    }
+
+    if assert_bounds(source, emacs, rust).is_err() {
+        this_status = DiffStatus::Bad;
+    }
+
+    for (emacs_child, rust_child) in children.iter().skip(2).zip(rust.children.iter()) {}
+
+    Ok(DiffResult {
+        status: this_status,
+        name: emacs_name.to_owned(),
+        message: None,
+        children: child_status,
+    })
 }
 
 fn compare_comment_block<'s>(
@@ -572,7 +591,22 @@ fn compare_comment_block<'s>(
     emacs: &'s Token<'s>,
     rust: &'s CommentBlock<'s>,
 ) -> Result<DiffResult, Box<dyn std::error::Error>> {
-    todo!()
+    let mut this_status = DiffStatus::Good;
+    let emacs_name = "comment-block";
+    if assert_name(emacs, emacs_name).is_err() {
+        this_status = DiffStatus::Bad;
+    }
+
+    if assert_bounds(source, emacs, rust).is_err() {
+        this_status = DiffStatus::Bad;
+    }
+
+    Ok(DiffResult {
+        status: this_status,
+        name: emacs_name.to_owned(),
+        message: None,
+        children: Vec::new(),
+    })
 }
 
 fn compare_example_block<'s>(
@@ -580,7 +614,22 @@ fn compare_example_block<'s>(
     emacs: &'s Token<'s>,
     rust: &'s ExampleBlock<'s>,
 ) -> Result<DiffResult, Box<dyn std::error::Error>> {
-    todo!()
+    let mut this_status = DiffStatus::Good;
+    let emacs_name = "example-block";
+    if assert_name(emacs, emacs_name).is_err() {
+        this_status = DiffStatus::Bad;
+    }
+
+    if assert_bounds(source, emacs, rust).is_err() {
+        this_status = DiffStatus::Bad;
+    }
+
+    Ok(DiffResult {
+        status: this_status,
+        name: emacs_name.to_owned(),
+        message: None,
+        children: Vec::new(),
+    })
 }
 
 fn compare_export_block<'s>(
@@ -588,7 +637,22 @@ fn compare_export_block<'s>(
     emacs: &'s Token<'s>,
     rust: &'s ExportBlock<'s>,
 ) -> Result<DiffResult, Box<dyn std::error::Error>> {
-    todo!()
+    let mut this_status = DiffStatus::Good;
+    let emacs_name = "export-block";
+    if assert_name(emacs, emacs_name).is_err() {
+        this_status = DiffStatus::Bad;
+    }
+
+    if assert_bounds(source, emacs, rust).is_err() {
+        this_status = DiffStatus::Bad;
+    }
+
+    Ok(DiffResult {
+        status: this_status,
+        name: emacs_name.to_owned(),
+        message: None,
+        children: Vec::new(),
+    })
 }
 
 fn compare_src_block<'s>(
@@ -596,5 +660,20 @@ fn compare_src_block<'s>(
     emacs: &'s Token<'s>,
     rust: &'s SrcBlock<'s>,
 ) -> Result<DiffResult, Box<dyn std::error::Error>> {
-    todo!()
+    let mut this_status = DiffStatus::Good;
+    let emacs_name = "src-block";
+    if assert_name(emacs, emacs_name).is_err() {
+        this_status = DiffStatus::Bad;
+    }
+
+    if assert_bounds(source, emacs, rust).is_err() {
+        this_status = DiffStatus::Bad;
+    }
+
+    Ok(DiffResult {
+        status: this_status,
+        name: emacs_name.to_owned(),
+        message: None,
+        children: Vec::new(),
+    })
 }