29 lines
639 B
Text
29 lines
639 B
Text
# see for example:
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# - https://github.com/gvanrossum/pegen
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# - https://nim-lang.org/docs/pegs.html
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---input---
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rule = 'a' | 'b'
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rule: 'a' ~ 'b'
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---tokens---
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'rule' Name.Class
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' ' Text
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'=' Operator
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' ' Text
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"'a'" Literal.String.Single
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' ' Text
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'|' Operator
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' ' Text
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"'b'" Literal.String.Single
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'\n' Text.Whitespace
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'rule' Name.Class
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':' Operator
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' ' Text
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"'a'" Literal.String.Single
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' ' Text
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'~' Operator
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' ' Text
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"'b'" Literal.String.Single
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'\n' Text.Whitespace
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