14 lines
523 B
Plaintext
14 lines
523 B
Plaintext
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// PEGjs grammar
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Prompt = head:Token tokens:(Split _ token:Token { return token; })+ { return [head, ...tokens]; }
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Token = IncreaseToken / SmallIncreaseToken / DecreaseToken / PlainToken;
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IncreaseToken = '(' _ token:Token _ ')' { return [token[0], token[1] * 1.1]; }
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SmallIncreaseToken = '{' _ token:Token _ '}' { return [token[0], token[1] * 1.05]; }
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DecreaseToken = '[' _ token:Token _ ']' { return [token[0], token[1] * 0.9]; }
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PlainToken = [a-zA-Z0-9 ]+ { return [text(), 1.0]; }
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Split = [, \t\n\r]+
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_ = [ \t\n\r]*
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