Restrict acceptable characters for placeholders

lu-zero · shssoichiro · web-flow · commit 4cbb857923a7 · 2025-10-17T18:37:06.000+02:00
Co-authored-by: Josh Holmer &lt;jholmer.in@gmail.com&gt;
diff --git a/src/tokenizer.rs b/src/tokenizer.rs
@@ -384,7 +384,7 @@ fn get_ident_named_placeholder_token<'i>(input: &mut &'i str) -> Result<Token<'i
 }
 
 fn get_braced_named_placeholder_token<'i>(input: &mut &'i str) -> Result<Token<'i>> {
-    delimited('{', take_until(1.., '}'), '}')
+    delimited('{', take_while(1.., |c: char| c.is_alphanumeric() || c == '_'), '}')
         .with_taken()
         .parse_next(input)
         .map(|(index, token)| {

Original file line number	Diff line number	Diff line change
`@@ -384,7 +384,7 @@ fn get_ident_named_placeholder_token<'i>(input: &mut &'i str) -> Result<Token<'i`
`384`	`384`	`}`
`385`	`385`
`386`	`386`	`fn get_braced_named_placeholder_token<'i>(input: &mut &'i str) -> Result<Token<'i>> {`
`387`		`- delimited('{', take_until(1.., '}'), '}')`
	`387`	`+ delimited('{', take_while(1.., \|c: char\| c.is_alphanumeric() \|\| c == '_'), '}')`
`388`	`388`	`.with_taken()`
`389`	`389`	`.parse_next(input)`
`390`	`390`	`.map(\|(index, token)\| {`