diff options
Diffstat (limited to 'compiler/main/HscTypes.lhs')
| -rw-r--r-- | compiler/main/HscTypes.lhs | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/compiler/main/HscTypes.lhs b/compiler/main/HscTypes.lhs index 54b070031a..e0ab47afb7 100644 --- a/compiler/main/HscTypes.lhs +++ b/compiler/main/HscTypes.lhs @@ -1100,8 +1100,8 @@ appendStubC (ForeignStubs h c) c_code = ForeignStubs h (c $$ c_code) Note [The interactive package] ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ -Type and class declarations at the command prompt are treated as if -they were defined in modules +Type, class, and value declarations at the command prompt are treated +as if they were defined in modules interactive:Ghci1 interactive:Ghci2 ...etc... @@ -1151,11 +1151,12 @@ The details are a bit tricky though: The 'thisPackage' field stays as 'main' (or whatever -package-name says. * The main trickiness is that the type environment (tcg_type_env and - fixity envt (tcg_fix_env) now contains entities from all the - GhciN modules together, rather than just a single module as is usually - the case. So you can't use "nameIsLocalOrFrom" to decide whether - to look in the TcGblEnv vs the HPT/PTE. This is a change, but not - a problem provided you know. + fixity envt (tcg_fix_env), and instances (tcg_insts, tcg_fam_insts) + now contains entities from all the interactive-package modules + (Ghci1, Ghci2, ...) together, rather than just a single module as + is usually the case. So you can't use "nameIsLocalOrFrom" to + decide whether to look in the TcGblEnv vs the HPT/PTE. This is a + change, but not a problem provided you know. Note [Interactively-bound Ids in GHCi] |