diff options
Diffstat (limited to 'dhall')
| -rw-r--r-- | dhall/src/semantics/tck/typecheck.rs | 87 |
1 files changed, 44 insertions, 43 deletions
diff --git a/dhall/src/semantics/tck/typecheck.rs b/dhall/src/semantics/tck/typecheck.rs index d99f549..48794a8 100644 --- a/dhall/src/semantics/tck/typecheck.rs +++ b/dhall/src/semantics/tck/typecheck.rs @@ -82,11 +82,10 @@ fn type_one_layer( annot.get_type()?.to_expr_tyenv(env) ), ) - .help( - format!( - "The input type of a function must have type `Type`, `Kind` or `Sort`", - ), - ) + .help(format!( + "The input type of a function must have type \ + `Type`, `Kind` or `Sort`", + )) .format(), ); } @@ -317,8 +316,8 @@ fn type_one_layer( _ => { return mkerr( ErrorBuilder::new(format!( - "Trying to apply an argument \ - to a value that is not a function" + "Trying to apply an argument to a value that is not a \ + function" )) .span_err( &f.span(), @@ -505,14 +504,13 @@ fn type_one_layer( )) .span_err( &span, - format!( - "in this merge expression", - ), + format!("in this merge expression",), ) .span_err( &record.span(), format!( - "the handler `{}` expects a value of type: `{}`", + "the handler `{}` expects a value \ + of type: `{}`", x, annot.to_expr_tyenv(env) ), @@ -520,7 +518,8 @@ fn type_one_layer( .span_err( &union.span(), format!( - "but the corresponding variant has type: `{}`", + "but the corresponding variant \ + has type: `{}`", variant_type.to_expr_tyenv(env) ), ) @@ -533,38 +532,40 @@ fn type_one_layer( mkerr("MergeReturnTypeIsDependent") })? } - _ => - return mkerr( - ErrorBuilder::new(format!( - "Handler is not a function" - )) - .span_err( - &span, - format!( - "in this merge expression", - ), - ) - .span_err( - &record.span(), - format!( - "the handler `{}` had type: `{}`", - x, - handler_type.to_expr_tyenv(env) - ), - ) - .span_help( - &union.span(), - format!( - "the corresponding variant has type: `{}`", - variant_type.to_expr_tyenv(env) - ), - ) - .help(format!( - "a handler for this variant must be a function that takes an input of type: `{}`", - variant_type.to_expr_tyenv(env) - )) - .format(), + _ => { + return mkerr( + ErrorBuilder::new(format!( + "Handler is not a function" + )) + .span_err( + &span, + format!("in this merge expression",), ) + .span_err( + &record.span(), + format!( + "the handler `{}` had type: `{}`", + x, + handler_type.to_expr_tyenv(env) + ), + ) + .span_help( + &union.span(), + format!( + "the corresponding variant has type: \ + `{}`", + variant_type.to_expr_tyenv(env) + ), + ) + .help(format!( + "a handler for this variant must be a \ + function that takes an input of type: \ + `{}`", + variant_type.to_expr_tyenv(env) + )) + .format(), + ) + } }, // Union alternative without type Some(None) => handler_type.clone(), |