From af86a471e27e36fc4e9b45067a6a1067241f66f3 Mon Sep 17 00:00:00 2001
From: Casey Rodarmor <casey@rodarmor.com>
Date: Fri, 21 Jun 2024 13:39:34 -0700
Subject: [PATCH] Don't analyze comments when `ignore-comments` is set (#2180)

---
 src/analyzer.rs          |  2 +-
 src/recipe_resolver.rs   |  7 ++++++-
 tests/ignore_comments.rs | 38 ++++++++++++++++++++++++++++++++++++++
 3 files changed, 45 insertions(+), 2 deletions(-)

diff --git a/src/analyzer.rs b/src/analyzer.rs
index f2e0b65..9698284 100644
--- a/src/analyzer.rs
+++ b/src/analyzer.rs
@@ -149,7 +149,7 @@ impl<'src> Analyzer<'src> {
       }
     }
 
-    let recipes = RecipeResolver::resolve_recipes(recipe_table, &self.assignments)?;
+    let recipes = RecipeResolver::resolve_recipes(&self.assignments, &settings, recipe_table)?;
 
     let mut aliases = Table::new();
     while let Some(alias) = self.aliases.pop() {
diff --git a/src/recipe_resolver.rs b/src/recipe_resolver.rs
index 5a962d8..c56afea 100644
--- a/src/recipe_resolver.rs
+++ b/src/recipe_resolver.rs
@@ -8,8 +8,9 @@ pub(crate) struct RecipeResolver<'src: 'run, 'run> {
 
 impl<'src: 'run, 'run> RecipeResolver<'src, 'run> {
   pub(crate) fn resolve_recipes(
-    unresolved_recipes: Table<'src, UnresolvedRecipe<'src>>,
     assignments: &'run Table<'src, Assignment<'src>>,
+    settings: &Settings,
+    unresolved_recipes: Table<'src, UnresolvedRecipe<'src>>,
   ) -> CompileResult<'src, Table<'src, Rc<Recipe<'src>>>> {
     let mut resolver = Self {
       resolved_recipes: Table::new(),
@@ -39,6 +40,10 @@ impl<'src: 'run, 'run> RecipeResolver<'src, 'run> {
       }
 
       for line in &recipe.body {
+        if line.is_comment() && settings.ignore_comments {
+          continue;
+        }
+
         for fragment in &line.fragments {
           if let Fragment::Interpolation { expression, .. } = fragment {
             for variable in expression.variables() {
diff --git a/tests/ignore_comments.rs b/tests/ignore_comments.rs
index 7cc996e..c3028a5 100644
--- a/tests/ignore_comments.rs
+++ b/tests/ignore_comments.rs
@@ -97,3 +97,41 @@ fn dont_evaluate_comments() {
     )
     .run();
 }
+
+#[test]
+fn dont_analyze_comments() {
+  Test::new()
+    .justfile(
+      "
+      set ignore-comments
+
+      some_recipe:
+        # {{ bar }}
+    ",
+    )
+    .run();
+}
+
+#[test]
+fn comments_still_must_be_parsable_when_ignored() {
+  Test::new()
+    .justfile(
+      "
+        set ignore-comments
+
+        some_recipe:
+          # {{ foo bar }}
+      ",
+    )
+    .stderr(
+      "
+        error: Expected '}}', '(', '+', or '/', but found identifier
+         ——▶ justfile:4:12
+          │
+        4 │   # {{ foo bar }}
+          │            ^^^
+      ",
+    )
+    .status(EXIT_FAILURE)
+    .run();
+}