diff options
Diffstat (limited to 'src/libsyntax/parse')
| -rw-r--r-- | src/libsyntax/parse/parser.rs | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/src/libsyntax/parse/parser.rs b/src/libsyntax/parse/parser.rs index f57fca2cfcf..a28157106ba 100644 --- a/src/libsyntax/parse/parser.rs +++ b/src/libsyntax/parse/parser.rs @@ -732,6 +732,12 @@ impl<'a> Parser<'a> { format!("expected {} here", expect))) }; let mut err = self.fatal(&msg_exp); + if self.token.is_ident_named("and") { + err.help("Use `&&` instead of `and` for the boolean operator"); + } + if self.token.is_ident_named("or") { + err.help("Use `||` instead of `or` for the boolean operator"); + } let sp = if self.token == token::Token::Eof { // This is EOF, don't want to point at the following char, but rather the last token self.prev_span @@ -4751,6 +4757,13 @@ impl<'a> Parser<'a> { e.span_label(sp, "expected `{`"); } + if self.token.is_ident_named("and") { + e.help("Use `&&` instead of `and` for the boolean operator"); + } + if self.token.is_ident_named("or") { + e.help("Use `||` instead of `or` for the boolean operator"); + } + // Check to see if the user has written something like // // if (cond) |