comment fixes

context/AppReducer.js

@@ -1,11 +1,3 @@
-// NEXT_PUBLIC_NODE_ADDRESS=https://cosmoshub.validator.network:443
-// NEXT_PUBLIC_DENOM=uatom
-// NEXT_PUBLIC_DISPLAY_DENOM=ATOM
-// NEXT_PUBLIC_DISPLAY_DENOM_EXPONENT=6
-// NEXT_PUBLIC_GAS_PRICE=0.03uatom
-// NEXT_PUBLIC_CHAIN_ID=cosmoshub-4
-// NEXT_PUBLIC_ADDRESS_PREFIX=cosmos
-
 export const initialState = {
   chain: {
     nodeAddress: process.env.NEXT_PUBLIC_NODE_ADDRESS,

lib/displayHelpers.js

@@ -21,16 +21,19 @@ const abbreviateLongString = (longString) => {
 // NARROW NO-BREAK SPACE (U+202F)
 const thinSpace = "\u202F";
 
-// Takes a Coin (e.g. `{"amount": "1234", "denom": "uatom"}`) and converts it
-// into a user-readable string.
-//
-// Also takes in a chainInfo object, defined in '../context/AppReducer'
-//
-// The chainInfo provided displayDenom/displayDenomExponent
-// will be used if the denom matches the denom stored in the chainInfo object.
-//
-// A leading "u" is interpreted as µ (micro) and uxyz will be converted to XYZ
-// for displaying.
+/**
+ * Takes a Coin (e.g. `{"amount": "1234", "denom": "uatom"}`) and converts it into a user-readable string.
+ *
+ * The chainInfo provided displayDenom/displayDenomExponent
+ * will be used if the denom matches the denom stored in the chainInfo object.
+ *
+ * A leading "u" is interpreted as µ (micro) and uxyz will be converted to XYZ
+ * for displaying.
+ *
+ * @param {object} coin (e.g. `{"amount": "1234", "denom": "uatom"}`)
+ * @param {object} chainInfo Provides information about a chain (e.g. node, prefix, denomination), object structure defined in '../context/AppReducer'.
+ * @return {string} The abbreviated string.
+ */
 const printableCoin = (coin, chainInfo) => {
   // null, undefined and this sort of things
   if (!coin) return "–";