From 68a12468a95046092fcb5aba2654c0c721b705cb Mon Sep 17 00:00:00 2001
From: Niveathika <niveathika@wso2.com>
Date: Sat, 11 Nov 2023 14:55:28 +0530
Subject: [PATCH] Migrate to lang/regex lib

---
 dashboard/graph.bal | 19 +++++++++----------
 dashboard/utils.bal |  3 +--
 2 files changed, 10 insertions(+), 12 deletions(-)

diff --git a/dashboard/graph.bal b/dashboard/graph.bal
index fd484cec..127ecb75 100644
--- a/dashboard/graph.bal
+++ b/dashboard/graph.bal
@@ -17,7 +17,6 @@
 import ballerina/io;
 import ballerina/lang.array;
 import ballerina/log;
-import ballerina/regex;
 import thisarug/prettify;
 
 type List record {|
@@ -54,7 +53,7 @@ function getSortedModuleNameList() returns List|error {
     List nameList = check nameListJson.cloneWithType();
 
     Module[] sortedModules = from var e in nameList.modules
-        order by regex:split(e.name, "-")[2] ascending
+        order by re `-`.split(e.name)[2] ascending
         select e;
     List sortedNameList = {modules: sortedModules};
 
@@ -98,11 +97,11 @@ function initializeModuleInfo(Module module) returns Module|error {
 }
 
 function getVersion(string moduleName, string gradleProperties) returns string|error {
-    string[] gradlePropertiesLines = regex:split(gradleProperties, "\n");
+    string[] gradlePropertiesLines = re `\n`.split(gradleProperties);
     string moduleVersion = "";
     foreach var line in gradlePropertiesLines {
         if line.startsWith("version") {
-            moduleVersion = regex:split(line, "=")[1];
+            moduleVersion = re `=`.split(line)[1];
             break;
         }
     }
@@ -136,7 +135,7 @@ function getDependencies(Module module, List moduleDetails) returns string[]|err
     string moduleName = module.name;
     string? propertiesFile = module.gradle_properties;
     if propertiesFile is string {
-        propertiesFileArr = regex:split(propertiesFile, "\n");
+        propertiesFileArr = re `\n`.split(propertiesFile);
     }
     string[] dependencies = [];
 
@@ -147,7 +146,7 @@ function getDependencies(Module module, List moduleDetails) returns string[]|err
                 continue;
             }
             string? versionKey = item.version_key;
-            if versionKey is string && regex:matches(line, "^.*" + versionKey + ".*$") {
+            if versionKey is string && re `^.*${versionKey}.*$`.isFullMatch(line) {
                 dependencies.push(dependentName);
                 break;
             }
@@ -246,11 +245,11 @@ function removeModulesInIntermediatePaths(DiGraph dependencyGraph, string source
 
 function seperateModules(List moduleDetails) returns List[] {
     Module[] ballerinaxSorted = from var e in moduleDetails.modules
-        where regex:split(e.name, "-")[1] == "ballerinax"
+        where re `-`.split(e.name)[1] == "ballerinax"
         order by e.level ascending
         select e;
     Module[] ballerinaSorted = from var e in moduleDetails.modules
-        where regex:split(e.name, "-")[1] == "ballerina"
+        where re `-`.split(e.name)[1] == "ballerina"
         order by e.level ascending
         select e;
     List sortedNameListX = {modules: ballerinaxSorted};
@@ -261,11 +260,11 @@ function seperateModules(List moduleDetails) returns List[] {
 
 // Updates the stdlib dashboard in README.md
 function updateStdlibDashboard(List moduleDetailsBalX, List moduleDetailsBal) returns error? {
-    string[] readmeFile = regex:split(check io:fileReadString(README_FILE), "\n");
+    string[] readmeFile = re `\n`.split(check io:fileReadString(README_FILE));
     string updatedReadmeFile = "";
     foreach string line in readmeFile {
         updatedReadmeFile += line + "\n";
-        if regex:matches(line, "^.*" + DASHBOARD_TITLE + ".*$") {
+        if re `^.*${DASHBOARD_TITLE}.*$`.isFullMatch(line) {
             updatedReadmeFile += "\n" + BAL_TITLE + "\n";
             updatedReadmeFile += README_HEADER;
             updatedReadmeFile += README_HEADER_SEPARATOR;
diff --git a/dashboard/utils.bal b/dashboard/utils.bal
index 22ce0cb1..30b0e58e 100644
--- a/dashboard/utils.bal
+++ b/dashboard/utils.bal
@@ -15,7 +15,6 @@
 // under the License.
 
 import ballerina/http;
-import ballerina/regex;
 import ballerina/url;
 
 function getDashboardRow(Module module, string level) returns string|error {
@@ -153,7 +152,7 @@ function getBalTestNativeBadge(string moduleName, string defaultBranch) returns
 }
 
 function getModuleShortName(string moduleName) returns string {
-    string shortName = regex:split(moduleName, "-")[2];
+    string shortName = re `-`.split(moduleName)[2];
     if shortName == "jballerina.java.arrays" {
         return "java.arrays";
     }