40 lines
1 KiB
JavaScript
40 lines
1 KiB
JavaScript
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'use strict';
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const stringReplaceAll = (string, substring, replacer) => {
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let index = string.indexOf(substring);
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if (index === -1) {
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return string;
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}
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const substringLength = substring.length;
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let endIndex = 0;
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let returnValue = '';
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do {
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returnValue += string.substr(endIndex, index - endIndex) + substring + replacer;
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endIndex = index + substringLength;
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index = string.indexOf(substring, endIndex);
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} while (index !== -1);
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returnValue += string.substr(endIndex);
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return returnValue;
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};
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const stringEncaseCRLFWithFirstIndex = (string, prefix, postfix, index) => {
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let endIndex = 0;
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let returnValue = '';
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do {
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const gotCR = string[index - 1] === '\r';
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returnValue += string.substr(endIndex, (gotCR ? index - 1 : index) - endIndex) + prefix + (gotCR ? '\r\n' : '\n') + postfix;
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endIndex = index + 1;
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index = string.indexOf('\n', endIndex);
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} while (index !== -1);
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returnValue += string.substr(endIndex);
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return returnValue;
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};
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module.exports = {
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stringReplaceAll,
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stringEncaseCRLFWithFirstIndex
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};
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