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Added description of parser implementation

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Vyacheslav Egorov 2021-05-10 14:22:55 +03:00
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rfcs/syntax-named-function-type-args.md
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@ -42,6 +42,9 @@ This feature can be found in other languages:
Implementation will store the names inside the function type description.
Parsing the argument list will require a single-token lookahead that we already support.
Argument list parser will check if current token is an identifier and if the lookahead token is a colon, in which case it will consume both tokens.
Function type comparisons will ignore the argument names, this proposal doesn't change the semantics of the language and how typechecking is performed.
## Drawbacks