Add support for preference to strip debug symbols from pods.

See https://stackoverflow.com/a/48518656/777265
See dpa99c/cordova-plugin-firebasex#28

README.md

@@ -52,25 +52,31 @@ Plugin developers, here's a sample plugin.xml.
     <dependency id="cordova-plugin-cocoapod-supportx"/>
 
     <platform name="ios">
-        <!-- optionally set minimum ios version and enable use_frameworks! -->
-        <pods-config ios-min-version="9.0" use-frameworks="true">
+        <!-- optionally set minimum ios version, enable use_frameworks and strip debug symbols -->
+        <pods-config ios-min-version="9.0" use-frameworks="true" strip-debug="true">
              <!-- optionally add private spec sources -->
             <source url="[email protected]:foo/foo-specs.git"/>
             <source url="[email protected]:bar/bar-specs.git"/>
         </pods-config>
+
         <!-- use the latest version of a pod -->
         <pod name="LatestPod" />
+
         <!-- use a specific version of a pod -->
         <pod name="VersionedPod" version="1.0.0" />
+
         <!-- use a custom repo -->
         <pod name="GitPod1" git="https://github.com/blakgeek/something" tag="v1.0.1" />
         <pod name="GitPod2" git="https://github.com/blakgeek/something" branch="wood" />
         <pod name="GitPod3" git="https://github.com/blakgeek/something" commit="1b33368" />
+
         <!-- target specific configurations, this can be combined with all other options -->
         <pod name="Foobar" configuration="debug" />
         <pod name="Foobar" configurations="release,debug" />
+
         <!-- add a pod dependency using a custom podspec -->
         <pod name="JSONKit" podspec="https://example.com/JSONKit.podspec" />
+
         <!-- add pod dependency using the spec parameter like a Cordova framework -->
         <pod name="JustLikeCordova" spec="~> 2.0.0"/>
         <pod name="JustLikeCordova" spec=":configurations => ['Debug', 'Beta']"/>
@@ -92,24 +98,35 @@ This is useful if you need to resolve conflicts between plugins or if a plugin d
     <platform name="ios">
         <!-- set platform :ios, defaults to 7.0 -->
         <preference name="pods_ios_min_version" value="8.0"/>
+
         <!-- add use_frameworks! to Podfile, this also disabled bridging headers -->
         <preference name="pods_use_frameworks" value="true"/>
+
+        <!-- strips debug symbols from pods - see https://stackoverflow.com/a/48518656/777265 -->
+        <preference name="pods_strip_debug" value="true"/>
+
         <!-- use the latest version of a pod -->
         <pod name="LatestPod" />
+
         <!-- use a specific version of a pod -->
         <pod name="VersionedPod" version="1.0.0" />
+
         <!-- use a custom repo -->
         <pod name="GitPod1" git="https://github.com/blakgeek/something" tag="v1.0.1" />
         <pod name="GitPod2" git="https://github.com/blakgeek/something" branch="wood" />
         <pod name="GitPod3" git="https://github.com/blakgeek/something" commit="1b33368" />
+
         <!-- target specific configurations, this can be combined with all other options -->
         <pod name="Foobar" configuration="debug" />
         <pod name="Foobar" configurations="release,debug" />
+
         <!-- add a pod dependency using a custom podspec -->
         <pod name="JSONKit" podspec="https://example.com/JSONKit.podspec" />
+
         <!-- add a pod dependency using the spec parameter like a Cordova framework -->
         <pod name="JustLikeCordova" spec="~> 2.0.0"/>
         <pod name="JustLikeCordova" spec=":configurations => ['Debug', 'Beta']"/>
+
         <!-- if pod uses a bundle that isn't compatible with Cocoapods 1.x -->
         <pod name="BadBundle" fix-bundle-path="Bad/Path.bundle"/>
     </platform>

scripts/podify.js

@@ -30,6 +30,7 @@ module.exports = function (context) {
         oldMinVersion || '7.0';
     var overrideiOSMinVersion;
     var useFrameworks = configParser.getPreference('pods_use_frameworks', 'ios') || configParser.getPreference('pods_use_frameworks') || 'false';
+    var stripDebugSymbols = configParser.getPreference('pods_strip_debug', 'ios') || configParser.getPreference('pods_strip_debug') || 'false';
     var podConfigPath = path.join(rootPath, 'platforms', 'ios', '.pods.json');
     var pod, podName;
     var podified = fs.existsSync(podConfigPath);
@@ -136,8 +137,10 @@ module.exports = function (context) {
                                 const podsConfig = (platform['pods-config'] || [])[0];
 
                                 if (podsConfig) {
+                                    debug(`found pods-config in ${id}`);
                                     overrideiOSMinVersion = podsConfig.$ ? podsConfig.$['ios-min-version'] : null;
                                     useFrameworks = podsConfig.$ && podsConfig.$['use-frameworks'] === 'true' ? 'true' : useFrameworks;
+                                    stripDebugSymbols = podsConfig.$ && podsConfig.$['strip-debug'] ? podsConfig.$['strip-debug'] : stripDebugSymbols;
 
                                     (podsConfig.source || []).forEach(function (podSource) {
                                         log(`${id} requires pod source: ${podSource.$.url}`);
@@ -253,6 +256,19 @@ module.exports = function (context) {
                 podfileContents.push(`\tpod '${podName}'${suffix}`);
             }
             podfileContents.push('end');
+
+            stripDebugSymbols = applyPluginVariables(stripDebugSymbols);
+            if(stripDebugSymbols === 'true'){
+                log("Stripping debug symbols from pods");
+                podfileContents.push("post_install do |installer|\n" +
+                    "    installer.pods_project.targets.each do |target|\n" +
+                    "        target.build_configurations.each do |config|\n" +
+                    "            config.build_settings['DEBUG_INFORMATION_FORMAT'] = 'dwarf'\n" +
+                    "        end\n" +
+                    "    end\n" +
+                    "end")
+            }
+
             fs.writeFileSync('platforms/ios/Podfile', podfileContents.join('\n'));
 
             var debugXcContents = fs.readFileSync('platforms/ios/cordova/build-debug.xcconfig', 'utf8');