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185 Commits

Author SHA1 Message Date
greg
ba4185b0fb Back to including typechecking code in pipeline 2018-07-26 00:52:46 -07:00
greg
7a2a4df297 Clearing out most of the cruft from typechecking 2018-07-26 00:52:46 -07:00
greg
642e9da8ee Move everything symbol-table-related into a separate module 2018-07-26 00:52:46 -07:00
greg
cea7427847 put TypeEnvironment on TypeContext 2018-07-26 00:52:46 -07:00
greg
3156c31dfc Variable lookup 2018-07-26 00:52:46 -07:00
greg
2e457cd5e8 First real inferring 2018-07-26 00:52:46 -07:00
greg
843d895f2b infer infra 2018-07-26 00:52:46 -07:00
greg
734c53ce0d Starting to deal with actual expr inferring 2018-07-26 00:52:46 -07:00
greg
3a3b8dd440 TypeEnvironment lives in Infer 2018-07-26 00:52:46 -07:00
greg
c96a56a7ac fresh 2018-07-26 00:52:46 -07:00
greg
4017857a3a Unification 2018-07-26 00:52:46 -07:00
greg
9e0f8b8a14 InferError 2018-07-26 00:52:46 -07:00
greg
7121624f77 Type Env 2018-07-26 00:52:46 -07:00
greg
48e795decc apply_substitution for PolyTypes 
If I made an error it's likely here...
 2018-07-26 00:52:46 -07:00
greg
a26da934f4 Substitution monotypes 2018-07-26 00:52:46 -07:00
greg
1de1cd9cfd For H-M, add types and some impls 2018-07-26 00:52:46 -07:00
greg
6f639b9030 Type type structure 2018-07-26 00:52:46 -07:00
greg
8f0104ebc7 Deletion 2018-07-26 00:52:46 -07:00
greg
36cd7e080d Even more deletions 2018-07-26 00:52:46 -07:00
greg
f48a25779c Lol just get rid of all the old code, start from scratch again 2018-07-26 00:52:46 -07:00
greg
808a1bfc98 Still more deletions 2018-07-26 00:52:46 -07:00
greg
c7e46c1cfa KIll any commented code 2018-07-26 00:52:46 -07:00
greg
98cfcfc18d Eval shouldn't be aware of types 2018-07-26 00:52:46 -07:00
greg
b4c7ea3d02 Show bindings too in debug 2018-07-26 00:52:46 -07:00
greg
e7c89ed840 Some more refactoring 2018-07-26 00:52:46 -07:00
greg
b0e38f7f5b Refactor 2018-07-26 00:52:46 -07:00
greg
276662d98a Some code rearrangements 2018-07-26 00:52:46 -07:00
greg
e8e9265b26 Use less verbose match syntax 2018-07-26 00:52:46 -07:00
greg
cb316a973e Getting back to hindley-milner 
First, clear out some of this cruft in the compiler warnings
 2018-07-26 00:52:46 -07:00
greg
e64861b602 Some eval tests 2018-07-26 00:52:46 -07:00
greg
1673fd1cf9 Fix test 2018-07-26 00:52:46 -07:00
greg
c00effcbdd Add _ 2018-07-26 00:52:46 -07:00
greg
8378170fbd Kill comments 2018-07-26 00:52:46 -07:00
greg
7ab385d398 Bring custom ADTs to the repl 2018-07-26 00:52:46 -07:00
greg
9fb148bb02 Make compile again 2018-07-26 00:52:46 -07:00
greg
97df2fa344 I dunno 2018-07-26 00:52:46 -07:00
greg
a08134a747 Delete old code in eval 2018-07-26 00:52:46 -07:00
greg
3ac50f974d Pass around reference to type context in evaluator 2018-07-26 00:52:46 -07:00
greg
afc4281e7f Evaluate function arguments in context before applying them 2018-07-26 00:52:46 -07:00
greg
8d6fea942f Handle function definition before use 
And some other ReducedAST - Evaluation niceties
 2018-07-26 00:52:46 -07:00
greg
6d93c758a2 Add function to symbol table 2018-07-26 00:52:46 -07:00
greg
aff421cd99 Working with symbol table 
Note that symbol table is a different object now than the previous
binding table that was used for type-checking. That binding table is not
currently debugged and should be debugged in a separate debug output with
typechecking proper.
 2018-07-26 00:52:46 -07:00
greg
493d76da0b Add symbol table data structure to typechecking 2018-07-26 00:52:46 -07:00
greg
eb681fbff9 Make parse error message nicer 2018-07-26 00:52:46 -07:00
greg
f3e3843528 Decomplexify delimited! 2018-07-26 00:52:46 -07:00
greg
6b90e19eb1 Simplify expect! macro 
Ends up printing a debug print, but whatever, will fix later
 2018-07-26 00:52:46 -07:00
greg
210ae47c8b Get rid of lambda 2018-07-26 00:52:46 -07:00
greg
70794d8ff1 For expression parsing 2018-07-26 00:52:46 -07:00
greg
532c8c45b4 Parse while expressions 
Decided to add while expressions to the language to make for-parsing
easier. Plus some other random notes
 2018-07-26 00:52:46 -07:00
greg
24b532df06 This doesn't need to be a closure 2018-07-26 00:52:46 -07:00
greg
ac576be604 Trim newline in getline() 
Ineffiicent but whatever
 2018-07-26 00:52:46 -07:00
greg
6bf106a1a3 Equality 2018-07-26 00:52:46 -07:00
greg
44e585fca2 Conditionals 2018-07-26 00:52:46 -07:00
greg
3f836eb74f Kill some warnings 2018-07-26 00:52:46 -07:00
greg
abf25d648d Change repl behavior of strings 2018-07-26 00:52:46 -07:00
greg
1f6e6d9b31 Tuples 2018-07-26 00:52:46 -07:00
greg
e2703121d8 Kill unneeded import 2018-07-26 00:52:46 -07:00
greg
e5b6b41422 Error msg 2018-07-26 00:52:46 -07:00
greg
6c5e3dea5d Assignment 2018-07-26 00:52:46 -07:00
greg
bd8bf1945c Super simple janky input 2018-07-26 00:52:46 -07:00
greg
9e393d2753 Kill old type structure 2018-07-26 00:52:46 -07:00
greg
822420a9d5 Add an eval test 2018-07-26 00:52:46 -07:00
greg
6f8dc9bedd rename IntLiteral -> NatLiteral 2018-07-26 00:52:46 -07:00
greg
e0cec8b8a6 print, println as builtins 2018-07-26 00:52:46 -07:00
greg
1a84f62818 Kill some old code, make very_simple example print 2018-07-26 00:52:46 -07:00
greg
b1966d7199 Function calling works kind of 2018-07-26 00:52:46 -07:00
greg
fdbb21990d Retrieve function from memory when called 2018-07-26 00:52:46 -07:00
greg
1011ff08f3 Use new rust 1.26 less verbose syntax 2018-07-26 00:52:46 -07:00
greg
6d8d2aecbd Functions 2018-07-26 00:52:46 -07:00
greg
848306ad1a Reduce defined function 2018-07-26 00:52:46 -07:00
greg
e6f0710e41 Debug ast rewrite 2018-07-26 00:52:46 -07:00
greg
78ba4e1ed3 Variable lookup 2018-07-26 00:52:46 -07:00
greg
481afb0f87 Fix debugging and debug eval 2018-07-26 00:52:46 -07:00
greg
01986e7474 starting bindings 2018-07-26 00:52:46 -07:00
greg
9cf5260d4b Use impl Trait to simplify type signatures 2018-07-26 00:52:46 -07:00
greg
18c8176134 Get rid of unneeded imports 2018-07-26 00:52:46 -07:00
greg
2cb7d35008 Use EvalResult type 2018-07-26 00:52:46 -07:00
greg
bd1eed884f State type manipulations 2018-07-26 00:52:46 -07:00
greg
67917612e6 Swap over eval code to new paradigm 
While keeping the old code commented for reference
 2018-07-26 00:52:46 -07:00
greg
b4a16cdc55 Prefix ops 2018-07-26 00:52:46 -07:00
greg
4d5ab95946 Fix bug with / parsing 2018-07-26 00:52:46 -07:00
greg
ce71254b69 Implement a lot more ops 2018-07-26 00:52:46 -07:00
greg
065e58f87e Successfully interpreting addition 2018-07-26 00:52:46 -07:00
greg
6768cebc48 Literals 2018-07-26 00:52:46 -07:00
greg
ec5580d20b prefix op reduction 2018-07-26 00:52:46 -07:00
greg
9de66a9af3 Unimplemented sigil 2018-07-26 00:52:46 -07:00
greg
633b4fe7a4 Nats, some binop reduction 2018-07-26 00:52:46 -07:00
greg
87c3b8e234 Some work 2018-07-26 00:52:46 -07:00
greg
16a463b1a0 Method-style 2018-07-26 00:52:46 -07:00
greg
c3be644133 Optional scope name 2018-07-26 00:52:46 -07:00
greg
e7615fda8b Add new_frame method 2018-07-26 00:52:46 -07:00
greg
111657b567 Add generic stack data structure 
I'll want to use this soon enough
 2018-07-26 00:52:46 -07:00
greg
c5e8d3e080 Random notes re: symbol table 
I'm proably gonna want to redo the symbol table stuff after reading Language
Implementation Patterns, esp. to accomodate scopes
 2018-07-26 00:52:46 -07:00
greg
4f49c183b0 Float + reduce binop/prefixop 2018-07-26 00:52:46 -07:00
greg
81368179bb More boilerplate 2018-07-26 00:52:46 -07:00
greg
30128d7d34 Easy work 2018-07-26 00:52:46 -07:00
greg
6c718e5d4f Start AST-reducing 2018-07-26 00:52:46 -07:00
greg
774ddd665b Infrastructure to evaluate reduced AST 2018-07-26 00:52:46 -07:00
greg
0bb0ecea76 Add new ast reducing pass 2018-07-26 00:52:46 -07:00
greg
7686707602 Type alias Vec<String> -> Block 2018-07-26 00:52:46 -07:00