1 files changed, 59 insertions, 0 deletions
diff --git a/lib/utils/log-shim.js b/lib/utils/log-shim.js
new file mode 100644
index 000000000..9d5a36d96
--- /dev/null
+++ b/lib/utils/log-shim.js
@@ -0,0 +1,59 @@
+const NPMLOG = require('npmlog')
+const PROCLOG = require('proc-log')
+
+// Sets getter and optionally a setter
+// otherwise setting should throw
+const accessors = (obj, set) => (k) => ({
+  get: () => obj[k],
+  set: set ? (v) => (obj[k] = v) : () => {
+    throw new Error(`Cant set ${k}`)
+  },
+})
+
+// Set the value to a bound function on the object
+const value = (obj) => (k) => ({
+  value: (...args) => obj[k].apply(obj, args),
+})
+
+const properties = {
+  // npmlog getters/setters
+  level: accessors(NPMLOG, true),
+  heading: accessors(NPMLOG, true),
+  levels: accessors(NPMLOG),
+  gauge: accessors(NPMLOG),
+  stream: accessors(NPMLOG),
+  tracker: accessors(NPMLOG),
+  progressEnabled: accessors(NPMLOG),
+  // npmlog methods
+  useColor: value(NPMLOG),
+  enableColor: value(NPMLOG),
+  disableColor: value(NPMLOG),
+  enableUnicode: value(NPMLOG),
+  disableUnicode: value(NPMLOG),
+  enableProgress: value(NPMLOG),
+  disableProgress: value(NPMLOG),
+  clearProgress: value(NPMLOG),
+  showProgress: value(NPMLOG),
+  newItem: value(NPMLOG),
+  newGroup: value(NPMLOG),
+  // proclog methods
+  notice: value(PROCLOG),
+  error: value(PROCLOG),
+  warn: value(PROCLOG),
+  info: value(PROCLOG),
+  verbose: value(PROCLOG),
+  http: value(PROCLOG),
+  silly: value(PROCLOG),
+  pause: value(PROCLOG),
+  resume: value(PROCLOG),
+}
+
+const descriptors = Object.entries(properties).reduce((acc, [k, v]) => {
+  acc[k] = { enumerable: true, ...v(k) }
+  return acc
+}, {})
+
+// Create an object with the allowed properties rom npm log and all
+// the logging methods from proc log
+// XXX: this should go away and requires of this should be replaced with proc-log + new display
+module.exports = Object.freeze(Object.defineProperties({}, descriptors))