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(input, pos) -> RuleResult block expression #284

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kevinmehall opened this issue Jan 17, 2022 · 0 comments
Open

(input, pos) -> RuleResult block expression #284

kevinmehall opened this issue Jan 17, 2022 · 0 comments
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feature Something not supported that perhaps should be

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@kevinmehall
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For advanced use cases, it would be nice to add a PEG expression in which a block of Rust code in the grammar is passed the input and current position, and returns a RuleResult with a new position. Syntax TBD.

This would replace the undocumented ##method() syntax with something more flexible.
@kevinmehall kevinmehall added the feature Something not supported that perhaps should be label Jan 17, 2022
@kevinmehall kevinmehall mentioned this issue Jan 17, 2022
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@kevinmehall kevinmehall mentioned this issue Oct 6, 2023
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