Created
October 15, 2018 02:30
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@{% | |
const flatten = d => { | |
return d.reduce( | |
(a, b) => { | |
return a.concat(b); | |
}, | |
[] | |
); | |
}; | |
const filter = d => { | |
return d.filter((token) => { | |
return token !== null; | |
}); | |
}; | |
%} | |
APP -> MULTPERC {% (a) => `(${ a.join('') }) * 100`%} | |
| ADDPERC {% (a) => flatten(a).join('') %} | |
ADDPERC -> ADD _ [-+] _ PERC {% (a) => `${a[0]} ${a[2]} ${a[4]} * (${a[0]})`%} | |
ADD -> ADD _ [+-] _ INT {% (a) => a.join('') %} | |
| INT | |
MULTPERC -> MULTPERC _ "/" _ PERC {% (a) => `${a.join(' ')}` %} | |
| MULTPERC _ "*" _ PERC {% (a) => `${a.join(' ')}` %} | |
| PERC | |
PERC -> INT "%" {% (p) => { | |
return `${p[0]}/100`; | |
} %} | |
INT -> [0-9]:+ {% | |
(d) => { | |
return `${d[0].join('')}` | |
} | |
%} | |
_ -> [\s]:* {% function(d) {return null } %} |
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