37 lines
866 B
JavaScript
37 lines
866 B
JavaScript
const stringReplaceAll = (string, substring, replacer) => {
|
|
let index = string.indexOf(substring);
|
|
if (index === -1) {
|
|
return string;
|
|
}
|
|
|
|
const subLen = substring.length;
|
|
let end = 0;
|
|
let res = '';
|
|
do {
|
|
res += string.substr(end, index - end) + replacer;
|
|
end = index + subLen;
|
|
index = string.indexOf(substring, end);
|
|
} while (index !== -1);
|
|
|
|
res += string.substr(end);
|
|
return res;
|
|
};
|
|
|
|
const stringEncaseCRLFWithFirstIndex = (string, prefix, postfix, index) => {
|
|
let end = 0;
|
|
let res = '';
|
|
do {
|
|
const gotCR = string[index - 1] === '\r';
|
|
res += string.substr(end, (gotCR ? index - 1 : index) - end) + prefix + (gotCR ? '\r\n' : '\n') + postfix;
|
|
end = index + 1;
|
|
index = string.indexOf('\n', end);
|
|
} while (index !== -1);
|
|
|
|
res += string.substr(end);
|
|
return res;
|
|
};
|
|
|
|
module.exports = {
|
|
stringReplaceAll,
|
|
stringEncaseCRLFWithFirstIndex
|
|
};
|