Improve code quality and write tests

src/utils.ts

@@ -0,0 +1,91 @@
+import * as fs from 'fs';
+import * as path from 'path';
+import * as core from '@actions/core';
+
+export async function getInput(
+  name: string,
+  mandatory: boolean
+): Promise<string> {
+  let input = process.env[name];
+  if (!input) {
+    input = core.getInput(name, {required: mandatory});
+  }
+
+  return input;
+}
+
+/**
+ * Async foreach loop
+ *
+ * @author https://github.com/Atinux
+ * @param array
+ * @param callback
+ */
+export async function asyncForEach(
+  array: Array<any>,
+  callback: any
+): Promise<any> {
+  for (let index: number = 0; index < array.length; index++) {
+    await callback(array[index], index, array);
+  }
+}
+
+/**
+ * Read the scripts
+ *
+ * @param filename
+ * @param version
+ * @param os_version
+ */
+export async function readScript(
+  filename: string,
+  version: string,
+  os_version: string
+): Promise<string> {
+  if (version === '7.4' && os_version === 'darwin') {
+    return fs.readFileSync(path.join(__dirname, '../src/7.4.sh'), 'utf8');
+  }
+  return fs.readFileSync(path.join(__dirname, '../src/' + filename), 'utf8');
+}
+
+/**
+ * Write final script which runs
+ *
+ * @param filename
+ * @param version
+ * @param script
+ */
+export async function writeScript(
+  filename: string,
+  version: string,
+  script: string
+): Promise<any> {
+  fs.writeFileSync(version + filename, script, {mode: 0o755});
+}
+
+/**
+ * Function to break extension csv into an array
+ * @param extension_csv
+ */
+export async function extensionArray(
+  extension_csv: string
+): Promise<Array<string>> {
+  return extension_csv.split(',').map(function(extension: string) {
+    return extension
+      .trim()
+      .replace('php-', '')
+      .replace('php_', '');
+  });
+}
+
+/**
+ * Function to break ini values csv into an array
+ *
+ * @param ini_values_csv
+ * @constructor
+ */
+export async function INIArray(ini_values_csv: string): Promise<Array<string>> {
+  return ini_values_csv.split(',').map(function(ini_value: string) {
+    return ini_value.trim();
+  });
+}