update

package/node_modules/cmd-shim/lib/to-batch-syntax.js

@@ -0,0 +1,49 @@
+exports.replaceDollarWithPercentPair = replaceDollarWithPercentPair
+exports.convertToSetCommand = convertToSetCommand
+exports.convertToSetCommands = convertToSetCommands
+
+function convertToSetCommand (key, value) {
+  var line = ''
+  key = key || ''
+  key = key.trim()
+  value = value || ''
+  value = value.trim()
+  if (key && value && value.length > 0) {
+    line = '@SET ' + key + '=' + replaceDollarWithPercentPair(value) + '\r\n'
+  }
+  return line
+}
+
+function extractVariableValuePairs (declarations) {
+  var pairs = {}
+  declarations.map(function (declaration) {
+    var split = declaration.split('=')
+    pairs[split[0]] = split[1]
+  })
+  return pairs
+}
+
+function convertToSetCommands (variableString) {
+  var variableValuePairs = extractVariableValuePairs(variableString.split(' '))
+  var variableDeclarationsAsBatch = ''
+  Object.keys(variableValuePairs).forEach(function (key) {
+    variableDeclarationsAsBatch += convertToSetCommand(key, variableValuePairs[key])
+  })
+  return variableDeclarationsAsBatch
+}
+
+function replaceDollarWithPercentPair (value) {
+  var dollarExpressions = /\$\{?([^$@#?\- \t{}:]+)\}?/g
+  var result = ''
+  var startIndex = 0
+  do {
+    var match = dollarExpressions.exec(value)
+    if (match) {
+      var betweenMatches = value.substring(startIndex, match.index) || ''
+      result += betweenMatches + '%' + match[1] + '%'
+      startIndex = dollarExpressions.lastIndex
+    }
+  } while (dollarExpressions.lastIndex > 0)
+  result += value.slice(startIndex)
+  return result
+}