Fix lint errors found by eslint

Author: realityking

lib/parser.js

@@ -1,6 +1,5 @@
 const parse = function (trace) {
-  let data;
-  let dir = function (ident) {
+  const dir = function (ident) {
     if (ident === '=>') {
       return 'request';
     }
@@ -31,36 +30,35 @@ const parse = function (trace) {
 
     const dataMatch = dataPattern.exec(line);
     if (dataMatch !== null) {
-      data = dataMatch[1].trim();
+      const data = dataMatch[1].trim();
       asciiHexSets.push([lastDir, data]);
     }
   }
 
 
   // split lines by spaces and make array of ASCII hex bytes
   const asciiHexBuffer = { request: [], response: [] };
-  for (const set of asciiHexSets) {
-    data = set[1];
+  for (const [direction, data] of asciiHexSets) {
     for (const byte of data.split(' ')) {
-      asciiHexBuffer[dir(set[0])].push(byte);
+      asciiHexBuffer[dir(direction)].push(byte);
     }
   }
 
   // convert ASCII hex to ASCII integers codes
   const asciiIntBuffer = { request: [], response: [] };
-  for (dir in asciiHexBuffer) {
-    const hexs = asciiHexBuffer[dir];
+  for (const key of Object.keys(asciiHexBuffer)) {
+    const hexs = asciiHexBuffer[key];
     for (const hex of hexs) {
-      asciiIntBuffer[dir].push(parseInt(`0x${hex}`));
+      asciiIntBuffer[key].push(parseInt(hex, 16));
     }
   }
 
   // convert ACII codes to charactes
   const stringBuffer = { request: [], response: [] };
-  for (dir in asciiIntBuffer) {
-    const codes = asciiIntBuffer[dir];
+  for (const key of Object.keys(asciiIntBuffer)) {
+    const codes = asciiIntBuffer[key];
     for (const code of codes) {
-      stringBuffer[dir].push(String.fromCharCode(code));
+      stringBuffer[key].push(String.fromCharCode(code));
     }
   }
 
@@ -77,15 +75,15 @@ const parseToString = function (trace) {
 
   const request = [];
   const requestLines = message.request.split('\r\n');
-  for (var line of requestLines) {
+  for (const line of requestLines) {
     request.push(`> ${line}`);
   }
   output += request.join('\r\n');
   output += '\n';
   output += '\r\n';
   const response = [];
   const responseLines = message.response.split('\r\n');
-  for (line of responseLines) {
+  for (const line of responseLines) {
     response.push(`< ${line}`);
   }
   output += response.join('\r\n');
@@ -99,15 +97,15 @@ const parseBackRequestAndResponseFromString = function (string) {
 
   const request = [];
   const stringLines = string.split('\r\n');
-  for (var line of stringLines) {
+  for (const line of stringLines) {
     if (/^> /.test(line)) { request.push(line.replace(/^> /, '')); }
   }
 
   // removing trailing LF
   output.request = request.join('\r\n').replace(/\n$/, '');
 
   const response = [];
-  for (line of stringLines) {
+  for (const line of stringLines) {
     if (/^< /.test(line)) { response.push(line.replace(/^< /, '')); }
   }