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- 'use strict';
-
- function escapeArgument(arg, quote) {
- // Convert to string
- arg = '' + arg;
-
- // If we are not going to quote the argument,
- // escape shell metacharacters, including double and single quotes:
- if (!quote) {
- arg = arg.replace(/([()%!^<>&|;,"'\s])/g, '^$1');
- } else {
- // Sequence of backslashes followed by a double quote:
- // double up all the backslashes and escape the double quote
- arg = arg.replace(/(\\*)"/g, '$1$1\\"');
-
- // Sequence of backslashes followed by the end of the string
- // (which will become a double quote later):
- // double up all the backslashes
- arg = arg.replace(/(\\*)$/, '$1$1');
-
- // All other backslashes occur literally
-
- // Quote the whole thing:
- arg = '"' + arg + '"';
- }
-
- return arg;
- }
-
- module.exports = escapeArgument;
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