Current Dev State

static/js/ketcher2/node_modules/shelljs/src/toEnd.js

@@ -0,0 +1,36 @@
+var common = require('./common');
+var fs = require('fs');
+var path = require('path');
+
+common.register('toEnd', _toEnd, {
+  pipeOnly: true,
+  wrapOutput: false,
+});
+
+//@
+//@ ### ShellString.prototype.toEnd(file)
+//@
+//@ Examples:
+//@
+//@ ```javascript
+//@ cat('input.txt').toEnd('output.txt');
+//@ ```
+//@
+//@ Analogous to the redirect-and-append operator `>>` in Unix, but works with
+//@ ShellStrings (such as those returned by `cat`, `grep`, etc).
+function _toEnd(options, file) {
+  if (!file) common.error('wrong arguments');
+
+  if (!fs.existsSync(path.dirname(file))) {
+    common.error('no such file or directory: ' + path.dirname(file));
+  }
+
+  try {
+    fs.appendFileSync(file, this.stdout || this.toString(), 'utf8');
+    return this;
+  } catch (e) {
+    /* istanbul ignore next */
+    common.error('could not append to file (code ' + e.code + '): ' + file, { continue: true });
+  }
+}
+module.exports = _toEnd;