greg
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dcf89aa429
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Move lookup_function back onto Evaluator
THe problem was that we were borrowing the output of the inner HashMap,
if we clone it we don't borrow anything
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2017-09-19 22:10:56 -07:00 |
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greg
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1ffbeb6472
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Return last value out of function
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2017-09-19 22:10:56 -07:00 |
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greg
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f8a521fc9b
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Start making function calls work
This commit isn't fully done yet
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2017-09-19 22:10:56 -07:00 |
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greg
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77f72806be
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Add support for multiple frames
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2017-09-19 22:10:56 -07:00 |
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greg
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dcde5d6018
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Start function call reduction
Move the varmap and funcmap functions to the Evaluator, to mkae it
easier to facilitate separate frames
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2017-09-19 22:10:56 -07:00 |
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greg
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6bb227d052
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Rename methods
make reduce() the entry point to evaluation
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2017-09-19 22:10:56 -07:00 |
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greg
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29d4cb53a4
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Add infrastructure to do function evaluation
Right now you can successfully evaluate a function definition (returning
Null), but cannot call a function
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2017-09-19 22:10:56 -07:00 |
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greg
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3915c1f035
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Remove println from reduction
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2017-09-19 22:10:56 -07:00 |
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greg
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b400796e4d
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Get rid of test variable input
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2017-09-19 22:10:56 -07:00 |
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greg
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96e6a87f64
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Add string concat
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2017-09-19 22:10:56 -07:00 |
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greg
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b1f9e5cefc
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Fix variable lookup
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2017-09-19 22:10:56 -07:00 |
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greg
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be36d4697d
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Pretty-print evaluated AST nodes
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2017-09-19 22:10:56 -07:00 |
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greg
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ce8c511929
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Evaluate additional operators
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2017-09-19 22:10:55 -07:00 |
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greg
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a8cafa8c64
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Move Evaluator state into interpreter state
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2017-09-19 22:10:55 -07:00 |
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greg
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229e6ae733
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More expression parsing work
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2017-09-19 22:10:55 -07:00 |
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greg
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e9dd0d9ae8
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Add concept of Null expression
Finally, the null-only behavior is starting to manifest itself!
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2017-09-19 22:10:55 -07:00 |
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greg
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15d4317191
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Add null expression
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2017-09-19 22:10:55 -07:00 |
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greg
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7114e446a4
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Adding, subtracting works
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2017-09-19 22:10:55 -07:00 |
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greg
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044f534ac5
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Start implementing variable lookup
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2017-09-19 22:10:55 -07:00 |
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greg
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d3207ad890
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Move evaluation logic back into methods
They need to be able to access the environment which is stored in the
Evalator struct
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2017-09-19 22:10:55 -07:00 |
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greg
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19fffd5063
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Variable binding infrastructure
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2017-09-19 22:10:55 -07:00 |
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greg
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785c916ece
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Start reducing ASTs
Start writing code to reduce AST nodes
q
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2017-09-19 22:10:55 -07:00 |
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greg
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5a9ebb188d
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Make Evaluable trait
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2017-09-19 22:10:55 -07:00 |
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greg
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16e8d969be
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Add basic evaluation
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2017-09-19 22:10:55 -07:00 |
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greg
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70bf68d9bd
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More concision in parser
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2017-09-19 22:10:55 -07:00 |
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greg
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f53c14535b
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Made error! macro more programtic
TODO implement Display on Token so we're not just displaying the debug
name of the token enum variants
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2017-09-19 22:10:55 -07:00 |
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greg
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4f96abd7d9
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Changes to make the code more concise
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2017-09-19 22:10:55 -07:00 |
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greg
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fdaf4c302c
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Fix all compiler warnings
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2017-09-19 22:10:55 -07:00 |
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greg
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8ce53d7c72
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Fix bind error
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2017-09-19 22:10:55 -07:00 |
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greg
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428d560e2a
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Add tests for call expr parsing
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2017-09-19 22:10:55 -07:00 |
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greg
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80bc7ec089
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Proper call expression parsing
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2017-09-19 22:10:55 -07:00 |
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greg
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e6591b80d9
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Add paren test
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2017-09-19 22:10:55 -07:00 |
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greg
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e099f713ad
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Add binop parsing test
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2017-09-19 22:10:55 -07:00 |
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greg
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9b54256521
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Import types for breivty
and rename function to be explicit
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2017-09-19 22:10:55 -07:00 |
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greg
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087402ece6
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Add more tests
Need to use box patterns
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2017-09-19 22:10:55 -07:00 |
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greg
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252b6e8bd9
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Okay, this strategy makes the test work
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2017-09-19 22:10:55 -07:00 |
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greg
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b1163e2ae4
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Operator-precedence parsing + tests
The tests are crippled now, because it's hard to write a test macro that
can also match on Strings
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2017-09-19 22:10:55 -07:00 |
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greg
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032d01c9f5
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Fix tokenization bug
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2017-09-19 22:10:55 -07:00 |
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greg
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c4ab1ed105
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Fix tokenizer tests
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2017-09-19 22:10:55 -07:00 |
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greg
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9a257f08d7
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Introduce Op type
For operator parsing
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2017-09-19 22:10:55 -07:00 |
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greg
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47d56a7b44
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fix operator parsing
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2017-09-19 22:10:55 -07:00 |
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greg
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1f7ae2e30f
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Paren expression
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2017-09-19 22:10:55 -07:00 |
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greg
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e3c8753a4d
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Expression parsing
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2017-09-19 22:10:55 -07:00 |
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greg
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e1aa7ecb17
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Finish tokenizing Op separately
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2017-09-19 22:10:55 -07:00 |
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greg
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f09a6e14ba
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Tokenizer work to support operators
work in progress but committing to transfer
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2017-09-19 22:10:55 -07:00 |
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greg
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31da25a66e
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Expression parsing work
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2017-09-19 22:10:55 -07:00 |
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greg
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fff9cb7d25
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Fix functin parsing
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2017-09-19 22:10:55 -07:00 |
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greg
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db1e188fdb
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Move grammar to top of file
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2017-09-19 22:10:55 -07:00 |
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greg
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935185ed92
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more parsing
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2017-09-19 22:10:55 -07:00 |
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greg
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0999cbe28e
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More parsing work
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2017-09-19 22:10:55 -07:00 |
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