/
utilities.js
60 lines (51 loc) · 1.81 KB
/
utilities.js
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/*
This file is part of kaya.
Copyright (c) 2018 - present Zilliqa Research Pvt. Ltd.
kaya is free software: you can redistribute it and/or modify it under the
terms of the GNU General Public License as published by the Free Software
Foundation, either version 3 of the License, or (at your option) any later
version.
kaya is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with
kaya. If not, see <http://www.gnu.org/licenses/>.
*/
module.exports = {
removeComments: str => {
let commentStart;
let commentEnd;
let str1;
let str2;
let str3;
const originalStr = str;
try {
// loop till all comments beginning with '(*' are removed
while ((commentStart = str.match(/\(\*/))) {
// get the string till comment start
str1 = str.substr(0, commentStart.index);
// get the string after comment start
str2 = str.substr(commentStart.index);
commentEnd = str2.match(/\*\)/);
str3 = str2.substr(commentEnd.index + 2);
str = str1 + str3;
}
} catch (e) {
return originalStr;
}
return str;
},
codeCleanup: str => {
let cleanedCode = module.exports.removeComments(str);
cleanedCode = cleanedCode.replace(/\\n|\\t/g, ' ').replace(/\\"/g, '"');
cleanedCode = cleanedCode.substring(1, cleanedCode.length - 1);
return cleanedCode;
},
paramsCleanup: initParams => {
let cleanedParams = initParams.trim();
cleanedParams = cleanedParams
.substring(1, cleanedParams.length - 1)
.replace(/\\"/g, '"');
return cleanedParams;
},
};