35 lines
513 B
Plaintext
35 lines
513 B
Plaintext
lisp
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= cell*
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cell
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= _* datum:datum _*
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{ return datum }
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datum
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= list / boolean / number / symbol
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list
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= "(" items:cell* ")"
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{ return { type: "list", value: items } }
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boolean
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= b:("#t" / "#f")
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{ return { type: 'boolean', value: b } }
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delim
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= paren / _
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number
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= b:( [0-9]+ )
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{ return { type: 'number', value: b.join("") } }
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symbol
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= b:(!delim c:. { return c })+
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{ return { type: 'symbol', value: b.join("") } }
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paren
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= "(" / ")"
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_
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= w:[ \t\n\r]+
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