perf: improve string operations (#382)

Author: gurgunday

benchmark/compare-branches.js

@@ -47,14 +47,13 @@ async function executeCommandOnBranch (command, branch) {
 function parseBenchmarksStdout (text) {
   const results = []
 
-  const lines = text.split('\n')
-  for (const line of lines) {
+  for (const line of text.split('\n')) {
     const match = /^(.+?)(\.*) x (.+) ops\/sec .*$/.exec(line)
     if (match !== null) {
       results.push({
         name: match[1],
         alignedName: match[1] + match[2],
-        result: parseInt(match[3].split(',').join(''))
+        result: parseInt(match[3].replaceAll(',', ''))
       })
     }
   }

index.js

@@ -184,8 +184,8 @@ Router.prototype._on = function _on (method, path, opts, handler, store) {
       if (!this.caseSensitive) {
         staticNodePath = staticNodePath.toLowerCase()
       }
-      staticNodePath = staticNodePath.split('::').join(':')
-      staticNodePath = staticNodePath.split('%').join('%25')
+      staticNodePath = staticNodePath.replaceAll('::', ':')
+      staticNodePath = staticNodePath.replaceAll('%', '%25')
       // add the static part of the route to the tree
       currentNode = currentNode.createStaticChild(staticNodePath)
     }
@@ -240,8 +240,8 @@ Router.prototype._on = function _on (method, path, opts, handler, store) {
 
           let staticPart = pattern.slice(staticPartStartIndex, j)
           if (staticPart) {
-            staticPart = staticPart.split('::').join(':')
-            staticPart = staticPart.split('%').join('%25')
+            staticPart = staticPart.replaceAll('::', ':')
+            staticPart = staticPart.replaceAll('%', '%25')
             regexps.push(backtrack = escapeRegExp(staticPart))
           }
 
@@ -328,8 +328,8 @@ Router.prototype.findRoute = function findNode (method, path, constraints = {})
       if (!this.caseSensitive) {
         staticNodePath = staticNodePath.toLowerCase()
       }
-      staticNodePath = staticNodePath.split('::').join(':')
-      staticNodePath = staticNodePath.split('%').join('%25')
+      staticNodePath = staticNodePath.replaceAll('::', ':')
+      staticNodePath = staticNodePath.replaceAll('%', '%25')
       // add the static part of the route to the tree
       currentNode = currentNode.getStaticChild(staticNodePath)
       if (currentNode === null) {
@@ -387,8 +387,8 @@ Router.prototype.findRoute = function findNode (method, path, constraints = {})
 
           let staticPart = pattern.slice(staticPartStartIndex, j)
           if (staticPart) {
-            staticPart = staticPart.split('::').join(':')
-            staticPart = staticPart.split('%').join('%25')
+            staticPart = staticPart.replaceAll('::', ':')
+            staticPart = staticPart.replaceAll('%', '%25')
             regexps.push(backtrack = escapeRegExp(staticPart))
           }
 

lib/pretty-print.js

@@ -17,7 +17,7 @@ function printObjectTree (obj, parentPrefix = '') {
     const childPrefix = isLast ? '    ' : '│   '
 
     const nodeData = value[treeDataSymbol] || ''
-    const prefixedNodeData = nodeData.split('\n').join('\n' + parentPrefix + childPrefix)
+    const prefixedNodeData = nodeData.replaceAll('\n', '\n' + parentPrefix + childPrefix)
 
     tree += parentPrefix + nodePrefix + key + prefixedNodeData + '\n'
     tree += printObjectTree(value, parentPrefix + childPrefix)

lib/strategies/accept-version.js

@@ -18,7 +18,7 @@ SemVerStore.prototype.set = function (version, store) {
   if (typeof version !== 'string') {
     throw new TypeError('Version should be a string')
   }
-  let [major, minor, patch] = version.split('.')
+  let [major, minor, patch] = version.split('.', 3)
 
   if (isNaN(major)) {
     throw new TypeError('Major version must be a numeric value')