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Add more + and * keywords to default-peg-grammar

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sogaiu 2023-10-19 18:45:20 +09:00
parent cc5beda0d2
commit 1b17e12fd6
1 changed files with 20 additions and 10 deletions
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30
src/boot/boot.janet
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@ -2333,26 +2333,36 @@
(def default-peg-grammar
`The default grammar used for pegs. This grammar defines several common patterns
that should make it easier to write more complex patterns.`
~@{:d (range "09")
:a (range "az" "AZ")
~@{:a (range "az" "AZ")
:d (range "09")
:h (range "09" "af" "AF")
:s (set " \t\r\n\0\f\v")
:w (range "az" "AZ" "09")
:h (range "09" "af" "AF")
:S (if-not :s 1)
:W (if-not :w 1)
:A (if-not :a 1)
:D (if-not :d 1)
:H (if-not :h 1)
:d+ (some :d)
:S (if-not :s 1)
:W (if-not :w 1)
:a+ (some :a)
:d+ (some :d)
:h+ (some :h)
:s+ (some :s)
:w+ (some :w)
:h+ (some :h)
:d* (any :d)
:A+ (some :A)
:D+ (some :D)
:H+ (some :H)
:S+ (some :S)
:W+ (some :W)
:a* (any :a)
:w* (any :w)
:d* (any :d)
:h* (any :h)
:s* (any :s)
:h* (any :h)})
:w* (any :w)
:A* (any :A)
:D* (any :D)
:H* (any :H)
:S* (any :S)
:W* (any :W)})
(setdyn *peg-grammar* default-peg-grammar)