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Author SHA1 Message Date
Evan Czaplicki
6c808aaa47 change whitespace 2013-07-25 20:19:50 +02:00
Evan Czaplicki
9fe6c9a564 Change functions for creating type variables, distinguish names of different constraint type variables 2013-07-25 18:07:04 +02:00
Evan Czaplicki
642b1f7fcc Properly handle constrained variables when converting from Src.Type to Type.Type 2013-07-25 17:36:52 +02:00
Evan Czaplicki
609cc3df96 Unify any constrained variables with the same super-type 2013-07-25 17:10:01 +02:00
Evan Czaplicki
a05c82f58b Mess with whitespace 2013-07-25 17:09:23 +02:00
Evan Czaplicki
d9c1317a25 Add pretty printing for record types 2013-07-25 17:09:10 +02:00
Evan Czaplicki
11c1b76e9c Update to use the "number" type variable 2013-07-25 16:40:56 +02:00
Evan Czaplicki
067773d601 Update the List library to use the number, comparable, and appendable type variables 2013-07-25 16:40:39 +02:00
Evan Czaplicki
d059c362d9 Fix the type of String literals 2013-07-25 16:02:49 +02:00
Evan Czaplicki
abb6dc19f6 Prettier printing for infix functions like div 2013-07-25 15:55:55 +02:00
Evan Czaplicki
b6144aeb07 Properly unify constrained variables, serious changes here!!! 
I also rewrote merge1 and merge2 which are dangerous functions to touch.
 2013-07-25 15:48:58 +02:00
Evan Czaplicki
856360bd94 Get rid of unused part of the type error message 2013-07-25 15:46:48 +02:00
Evan Czaplicki
4e7ef5f177 Add definitions for functions that act on numbers and comparables 
This will get moved into Elm code eventually
 2013-07-25 14:54:21 +02:00
Evan Czaplicki
d456cec5c8 Overload literal numbers without a decimal point to be either Ints or Floats 2013-07-25 01:25:17 +02:00
Evan Czaplicki
82ca695dca Add support for "number" type which can be either an Int or Float 2013-07-25 01:24:16 +02:00
Evan Czaplicki
666d9f8ca3 Assume all variables with the "Native." prefix exist and have type "a" 2013-07-25 01:23:30 +02:00
Evan Czaplicki
2609f5dda7 Add support for let (==>) = Lambda in … 2013-07-23 17:00:05 +02:00
Evan Czaplicki
7b90975dad Simplify code to check for structural errors 2013-07-23 16:15:56 +02:00
Evan Czaplicki
8ffcf9e80e Prettier printing for infix operator definitions 2013-07-23 15:43:21 +02:00
Evan Czaplicki
802be96e57 Fix issue in which patterns could become too general 2013-07-23 15:32:08 +02:00
Evan Czaplicki
175798f6d2 Fix type constraints for case-expressions 2013-07-23 14:59:53 +02:00
Evan Czaplicki
f37e05af5e Fix type constraints for PData 
Was generating functions based on free type variables, not on the kind
of the constructor.
 2013-07-23 14:59:34 +02:00
Evan Czaplicki
d15d84deba Get patterns to type-check with the value in the case expression 2013-07-22 15:10:48 +02:00
Evan Czaplicki
eaa751d987 Make pretty printing for types prettier 2013-07-22 14:52:57 +02:00
Evan Czaplicki
138e99cc81 Begin to canonicalize imported values and types 2013-07-22 14:42:45 +02:00
Evan Czaplicki
eb722a20dc Make a type less general 2013-07-22 14:41:55 +02:00
Evan Czaplicki
d9471f6c62 Add flexible variables for type annotated values 
Without this, things are not generalized properly.
 2013-07-22 14:41:12 +02:00
Evan Czaplicki
6f94400f2d Begin parsing types and patterns such as A.B.C 2013-07-22 14:40:32 +02:00
Evan Czaplicki
97bd68a796 Make parse errors print more nicely 2013-07-22 14:40:00 +02:00
Evan Czaplicki
81522b306a Make cross-module types aware of user-specified aliases 2013-07-22 00:23:26 +02:00
Evan Czaplicki
c140d690fc First draft of cross-module type checking 
Currently, all top-level types are imported. No alias resolution
happens so you need to use "import open M" atm.
 2013-07-21 22:50:48 +02:00
Evan Czaplicki
4bcde7e799 Add flag for printing a whole program 2013-07-21 22:49:42 +02:00
Evan Czaplicki
1f8b7bbc98 Introduce TypeLibrary alias, a minor cosmetic change 2013-07-21 09:23:01 +02:00
Evan Czaplicki
0fd1f677a5 Get things in place to pass Prelude interfaces 2013-07-21 07:17:01 +02:00
Evan Czaplicki
b1dd1574a8 Begin passing module interfaces when compiling dependencies 2013-07-21 07:14:13 +02:00
Evan Czaplicki
22f7f8a43a Create a serializable interface for a module's type information 
Also add a flag to print out top-level types
 2013-07-21 06:08:08 +02:00
Evan Czaplicki
0c14f6e8ec add note about (,,) in types 2013-07-21 00:15:49 +02:00
Evan Czaplicki
fa11f8e390 get rid of unused imports 2013-07-21 00:15:35 +02:00
Evan Czaplicki
5cb82c6891 Add support for "(,,) a b c" as a valid type annotation 2013-07-20 18:53:41 +02:00
Evan Czaplicki
1a4732a436 Start building a .elmi file that contains the types of all top-level functions 2013-07-20 18:53:15 +02:00
Evan Czaplicki
c9a1cc96f6 Minor reformatting and removing unused dependencies 2013-07-20 18:52:43 +02:00
Evan Czaplicki
23758290d9 Improve pretty printing for types 2013-07-19 19:17:51 +02:00
Evan Czaplicki
9592d286bb Start using Data.Graph to work out dependency problems and other minor tweaks 
Print out the saved type environment, and get things working with the
program field in MetadataModule.
 2013-07-19 18:05:31 +02:00
Evan Czaplicki
ca4502b70a Save the current environment on CSaveEnv 2013-07-19 18:03:28 +02:00
Evan Czaplicki
b0f96a2eab Switch from [Def t v] to (LExpr t v) for program representation 2013-07-19 18:02:24 +02:00
Evan Czaplicki
4dc68acd60 Stop creating types for ADT's, use Constant and Flexible in the right place 2013-07-19 18:01:26 +02:00
Evan Czaplicki
4c0f716aef Change the representation of SolverState to have a "saved environment", recognize the "Save the Environment" variable 2013-07-19 17:50:16 +02:00
Evan Czaplicki
807076ad57 Add CSaveEnv, optimize CAnd, make it prettier 
CSaveEnv is a special constraint that indicates that the current
environment should be saved for later use.

(/\) now optimizes away arguments that are already CTrue.
 2013-07-19 17:48:41 +02:00
Evan Czaplicki
648cbd49dd Use letters for arguments in adt constructors 2013-07-19 17:46:03 +02:00
Evan Czaplicki
c942afea6a Nicer pretty printing and a special variable to "Save the Environment" 2013-07-19 17:45:16 +02:00