Clarify error message wording

syvb · syvb · commit c6cb014ad650 · 2021-02-07T11:02:53.000-05:00
diff --git a/compiler/rustc_parse/src/lexer/mod.rs b/compiler/rustc_parse/src/lexer/mod.rs
@@ -269,7 +269,7 @@ impl<'a> StringReader<'a> {
                 // as there will be less overall work to do this way.
                 let token = unicode_chars::check_for_substitution(self, start, c, &mut err);
                 if c == '\x00' {
-                    err.help("source files must be encoded in UTF-8, unexpected null bytes might occur when the wrong text encoding is used");
+                    err.help("source files must contain UTF-8 encoded text, unexpected null bytes might occur when a different encoding is used");
                 }
                 err.emit();
                 token?

Original file line number	Diff line number	Diff line change
`@@ -269,7 +269,7 @@ impl<'a> StringReader<'a> {`
`269`	`269`	`// as there will be less overall work to do this way.`
`270`	`270`	`let token = unicode_chars::check_for_substitution(self, start, c, &mut err);`
`271`	`271`	`if c == '\x00' {`
`272`		`- err.help("source files must be encoded in UTF-8, unexpected null bytes might occur when the wrong text encoding is used");`
	`272`	`+ err.help("source files must contain UTF-8 encoded text, unexpected null bytes might occur when a different encoding is used");`
`273`	`273`	`}`
`274`	`274`	`err.emit();`
`275`	`275`	`token?`