remove duplicated is_comment function

compiler/fmt/src/def.rs

@@ -1,6 +1,6 @@
 use crate::annotation::{Formattable, Newlines, Parens};
 use crate::pattern::fmt_pattern;
-use crate::spaces::{fmt_spaces, is_comment, newline, INDENT};
+use crate::spaces::{fmt_spaces, newline, INDENT};
 use bumpalo::collections::String;
 use roc_parse::ast::{Def, Expr, Pattern};
 
@@ -17,7 +17,7 @@ impl<'a> Formattable<'a> for Def<'a> {
             Body(loc_pattern, loc_expr) => loc_pattern.is_multiline() || loc_expr.is_multiline(),
             AnnotatedBody { .. } => true,
             SpaceBefore(sub_def, spaces) | SpaceAfter(sub_def, spaces) => {
-                spaces.iter().any(|s| is_comment(s)) || sub_def.is_multiline()
+                spaces.iter().any(|s| s.is_comment()) || sub_def.is_multiline()
             }
             Nested(def) => def.is_multiline(),
             NotYetImplemented(s) => todo!("{}", s),

compiler/fmt/src/pattern.rs

@@ -1,5 +1,5 @@
 use crate::annotation::{Formattable, Newlines, Parens};
-use crate::spaces::{fmt_comments_only, fmt_spaces, is_comment};
+use crate::spaces::{fmt_comments_only, fmt_spaces};
 use bumpalo::collections::String;
 use roc_parse::ast::{Base, Pattern};
 
@@ -19,7 +19,7 @@ impl<'a> Formattable<'a> for Pattern<'a> {
             Pattern::SpaceBefore(_, spaces) | Pattern::SpaceAfter(_, spaces) => {
                 debug_assert!(!spaces.is_empty());
 
-                spaces.iter().any(|s| is_comment(s))
+                spaces.iter().any(|s| s.is_comment())
             }
 
             Pattern::Nested(nested_pat) => nested_pat.is_multiline(),

compiler/fmt/src/spaces.rs

@@ -150,11 +150,3 @@ fn fmt_docs<'a>(buf: &mut String<'a>, docs: &'a str, indent: u16) {
 
     newline(buf, indent);
 }
-
-pub fn is_comment<'a>(space: &'a CommentOrNewline<'a>) -> bool {
-    match space {
-        CommentOrNewline::Newline => false,
-        CommentOrNewline::LineComment(_) => true,
-        CommentOrNewline::DocComment(_) => true,
-    }
-}