greg
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19a344fa77
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Fixed precedent-less binop parsing
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2017-09-19 22:10:53 -07:00 |
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greg
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626a7f3861
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Working on binop parsing
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2017-09-19 22:10:53 -07:00 |
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greg
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6ddea790c0
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Beginning of variable lookup
everything is null
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2017-09-19 22:10:53 -07:00 |
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greg
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d2108f0f97
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First pass at evaluation
Very incomplete
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2017-09-19 22:10:52 -07:00 |
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greg
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2989ac338c
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Implemented binop parsing
Uses Operator-precedence parsing algorithm, which I don't fully
understand.
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2017-09-19 22:10:52 -07:00 |
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greg
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8b6d54aec2
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Fix let clause parsing
let a = x, x should be expression not just simple expression
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2017-09-19 22:10:52 -07:00 |
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greg
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cdb47bb3b9
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Add paren parsing
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2017-09-19 22:10:52 -07:00 |
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greg
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8f9bfbc5bd
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Rename rhs to simple_expression
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2017-09-19 22:10:52 -07:00 |
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greg
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c9fdd5e83c
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Simplified statements-parsing
Still a little wonky wrt extraneous Separators, need to adjust grammar
to fix I think
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2017-09-19 22:10:52 -07:00 |
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greg
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30eddf7737
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while statements
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2017-09-19 22:10:52 -07:00 |
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greg
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42719dc2f2
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Change 'input' to 'tokens'
just to be consistent
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2017-09-19 22:10:52 -07:00 |
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greg
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8fcc850d77
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Added else clause to if parsing
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2017-09-19 22:10:52 -07:00 |
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greg
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f421918945
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basic if expression
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2017-09-19 22:10:52 -07:00 |
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greg
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edf100b583
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Starting to do if statement parsing
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2017-09-19 22:10:52 -07:00 |
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greg
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46999beabf
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Added skeleton of expression() parser
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2017-09-19 22:10:52 -07:00 |
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greg
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05238bced3
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rhs production
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2017-09-19 22:10:52 -07:00 |
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greg
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a97cce184c
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Empty program is valid too
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2017-09-19 22:10:52 -07:00 |
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greg
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329c521964
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Parsing statement blocks works
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2017-09-19 22:10:52 -07:00 |
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greg
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bfa16fd6fb
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Added Keyword lexical class
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2017-09-19 22:10:52 -07:00 |
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greg
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25f5188d8c
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Move definition around
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2017-09-19 22:10:52 -07:00 |
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greg
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5213dd327f
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Change type to peekable
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2017-09-19 22:10:52 -07:00 |
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greg
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cea29094cd
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type alias for Tokens
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2017-09-19 22:10:52 -07:00 |
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greg
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67eafba97a
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Put expect into early return macro
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2017-09-19 22:10:52 -07:00 |
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greg
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1059a88ee6
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Separate parsing into module
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2017-09-19 22:10:52 -07:00 |
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