1 files changed, 61 insertions, 0 deletions
diff --git a/tools/eslint/node_modules/generate-function/index.js b/tools/eslint/node_modules/generate-function/index.js
new file mode 100644
index 0000000000..37e064bb47
--- /dev/null
+++ b/tools/eslint/node_modules/generate-function/index.js
@@ -0,0 +1,61 @@
+var util = require('util')
+
+var INDENT_START = /[\{\[]/
+var INDENT_END = /[\}\]]/
+
+module.exports = function() {
+  var lines = []
+  var indent = 0
+
+  var push = function(str) {
+    var spaces = ''
+    while (spaces.length < indent*2) spaces += '  '
+    lines.push(spaces+str)
+  }
+
+  var line = function(fmt) {
+    if (!fmt) return line
+
+    if (INDENT_END.test(fmt.trim()[0]) && INDENT_START.test(fmt[fmt.length-1])) {
+      indent--
+      push(util.format.apply(util, arguments))
+      indent++
+      return line
+    }
+    if (INDENT_START.test(fmt[fmt.length-1])) {
+      push(util.format.apply(util, arguments))
+      indent++
+      return line
+    }
+    if (INDENT_END.test(fmt.trim()[0])) {
+      indent--
+      push(util.format.apply(util, arguments))
+      return line
+    }
+
+    push(util.format.apply(util, arguments))
+    return line
+  }
+
+  line.toString = function() {
+    return lines.join('\n')
+  }
+
+  line.toFunction = function(scope) {
+    var src = 'return ('+line.toString()+')'
+
+    var keys = Object.keys(scope || {}).map(function(key) {
+      return key
+    })
+
+    var vals = keys.map(function(key) {
+      return scope[key]
+    })
+
+    return Function.apply(null, keys.concat(src)).apply(null, vals)
+  }
+
+  if (arguments.length) line.apply(null, arguments)
+
+  return line
+}