milliways-infosec/AikidoSec-safe-chain
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Always use \n line endings for bash, zsh and fish

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Sander Declerck 2025-09-18 08:05:11 +02:00
parent 846c62e4e0
commit 93c23ee39f
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4 changed files with 42 additions and 15 deletions
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21
packages/safe-chain/src/shell-integration/helpers.js
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@ -22,15 +22,17 @@ export function doesExecutableExistOnSystem(executableName) {
}
}
export function removeLinesMatchingPattern(filePath, pattern) {
export function removeLinesMatchingPattern(filePath, pattern, eol) {
if (!fs.existsSync(filePath)) {
return;
}
eol = eol || os.EOL;
const fileContent = fs.readFileSync(filePath, "utf-8");
const lines = fileContent.split(/[\r\n\u2028\u2029]+/);
const updatedLines = lines.filter((line) => !shouldRemoveLine(line, pattern));
fs.writeFileSync(filePath, updatedLines.join(os.EOL), "utf-8");
fs.writeFileSync(filePath, updatedLines.join(eol), "utf-8");
}
const maxLineLength = 100;
@ -43,12 +45,17 @@ function shouldRemoveLine(line, pattern) {
if (line.length > maxLineLength) {
// safe-chain only adds lines shorter than maxLineLength
// so if the line is longer, it must be from a different
// so if the line is longer, it must be from a different
// source and could be dangerous to remove
return false;
}
if (line.includes("\n") || line.includes("\r") || line.includes("\u2028") || line.includes("\u2029")) {
if (
line.includes("\n") ||
line.includes("\r") ||
line.includes("\u2028") ||
line.includes("\u2029")
) {
// If the line contains newlines, something has gone wrong in splitting
// \u2028 and \u2029 are Unicode line separator characters (line and paragraph separators)
return false;
@ -57,12 +64,14 @@ function shouldRemoveLine(line, pattern) {
return true;
}
export function addLineToFile(filePath, line) {
export function addLineToFile(filePath, line, eol) {
if (!fs.existsSync(filePath)) {
fs.writeFileSync(filePath, "", "utf-8");
}
eol = eol || os.EOL;
const fileContent = fs.readFileSync(filePath, "utf-8");
const updatedContent = fileContent + os.EOL + line;
const updatedContent = fileContent + eol + line;
fs.writeFileSync(filePath, updatedContent, "utf-8");
}