nhj

more

unified-ai-platform/node_modules/cross-spawn/lib/enoent.js

@@ -0,0 +1,59 @@
+'use strict';
+
+const isWin = process.platform === 'win32';
+
+function notFoundError(original, syscall) {
+    return Object.assign(new Error(`${syscall} ${original.command} ENOENT`), {
+        code: 'ENOENT',
+        errno: 'ENOENT',
+        syscall: `${syscall} ${original.command}`,
+        path: original.command,
+        spawnargs: original.args,
+    });
+}
+
+function hookChildProcess(cp, parsed) {
+    if (!isWin) {
+        return;
+    }
+
+    const originalEmit = cp.emit;
+
+    cp.emit = function (name, arg1) {
+        // If emitting "exit" event and exit code is 1, we need to check if
+        // the command exists and emit an "error" instead
+        // See https://github.com/IndigoUnited/node-cross-spawn/issues/16
+        if (name === 'exit') {
+            const err = verifyENOENT(arg1, parsed);
+
+            if (err) {
+                return originalEmit.call(cp, 'error', err);
+            }
+        }
+
+        return originalEmit.apply(cp, arguments); // eslint-disable-line prefer-rest-params
+    };
+}
+
+function verifyENOENT(status, parsed) {
+    if (isWin && status === 1 && !parsed.file) {
+        return notFoundError(parsed.original, 'spawn');
+    }
+
+    return null;
+}
+
+function verifyENOENTSync(status, parsed) {
+    if (isWin && status === 1 && !parsed.file) {
+        return notFoundError(parsed.original, 'spawnSync');
+    }
+
+    return null;
+}
+
+module.exports = {
+    hookChildProcess,
+    verifyENOENT,
+    verifyENOENTSync,
+    notFoundError,
+};

unified-ai-platform/node_modules/cross-spawn/lib/util/escape.js

@@ -0,0 +1,47 @@
+'use strict';
+
+// See http://www.robvanderwoude.com/escapechars.php
+const metaCharsRegExp = /([()\][%!^"`<>&|;, *?])/g;
+
+function escapeCommand(arg) {
+    // Escape meta chars
+    arg = arg.replace(metaCharsRegExp, '^$1');
+
+    return arg;
+}
+
+function escapeArgument(arg, doubleEscapeMetaChars) {
+    // Convert to string
+    arg = `${arg}`;
+
+    // Algorithm below is based on https://qntm.org/cmd
+    // It's slightly altered to disable JS backtracking to avoid hanging on specially crafted input
+    // Please see https://github.com/moxystudio/node-cross-spawn/pull/160 for more information
+
+    // Sequence of backslashes followed by a double quote:
+    // double up all the backslashes and escape the double quote
+    arg = arg.replace(/(?=(\\+?)?)\1"/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$1');
+
+    // All other backslashes occur literally
+
+    // Quote the whole thing:
+    arg = `"${arg}"`;
+
+    // Escape meta chars
+    arg = arg.replace(metaCharsRegExp, '^$1');
+
+    // Double escape meta chars if necessary
+    if (doubleEscapeMetaChars) {
+        arg = arg.replace(metaCharsRegExp, '^$1');
+    }
+
+    return arg;
+}
+
+module.exports.command = escapeCommand;
+module.exports.argument = escapeArgument;