Add comments.

2 files changed, 6 insertions, 0 deletions

diff --git a/ui/app/actions.js b/ui/app/actions.js
index e21b6257d..4e0435ade 100644
--- a/ui/app/actions.js
+++ b/ui/app/actions.js
@@ -698,6 +698,7 @@ function setRpcTarget (newRpc) {
   }
 }
 
+// Calls the addressBookController to add a new address. 
 function addToAddressBook (recipient, nickname) {
   log.debug(`background.addToAddressBook`)
   return (dispatch) => {
diff --git a/ui/app/components/ens-input.js b/ui/app/components/ens-input.js
index 06efe6652..d5348ea62 100644
--- a/ui/app/components/ens-input.js
+++ b/ui/app/components/ens-input.js
@@ -47,11 +47,13 @@ EnsInput.prototype.render = function () {
     style: { width: '100%' },
   }, [
     h('input.large-input', opts),
+    // The address book functionality.
     h('datalist',
       {
         id: 'addresses',
       },
       [
+        // Corresponds to the addresses owned.
         Object.keys(props.identities).map((key) => {
           let identity = props.identities[key]
           return h('option', {
@@ -59,6 +61,7 @@ EnsInput.prototype.render = function () {
             label: identity.name,
           })
         }),
+        // Corresponds to previously sent-to addresses.
         props.addressBook.map((identity) => {
           return h('option', {
             value: identity.address,
@@ -118,6 +121,8 @@ EnsInput.prototype.lookupEnsName = function () {
 EnsInput.prototype.componentDidUpdate = function (prevProps, prevState) {
   const state = this.state || {}
   const ensResolution = state.ensResolution
+  // If an address is sent without a nickname, meaning not from ENS or from
+  // the user's own accounts, a default of a one-space string is used.
   const nickname = state.nickname || ' '
   if (ensResolution && this.props.onChange &&
       ensResolution !== prevState.ensResolution) {