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Diffstat (limited to 'dhall_core/src/printer.rs')
-rw-r--r-- | dhall_core/src/printer.rs | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/dhall_core/src/printer.rs b/dhall_core/src/printer.rs index 1d1b063..b153d1b 100644 --- a/dhall_core/src/printer.rs +++ b/dhall_core/src/printer.rs @@ -8,6 +8,12 @@ impl<S, A: Display> Display for Expr<S, A> { } } +impl<S, A: Display> Display for SubExpr<S, A> { + fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> { + self.as_ref().fmt(f) + } +} + // There is a one-to-one correspondence between the formatter and the grammar. Each phase is // named after a corresponding grammar group, and the structure of the formatter reflects // the relationship between the corresponding grammar rules. This leads to the nice property |