Add SwiftGen custom template for strings. Update SwiftGen config file.

Tools/SwiftGen/Templates/Strings/flat-swift4-vector.stencil

@@ -0,0 +1,84 @@
+// swiftlint:disable all
+// Generated using SwiftGen, by O.Halligon — https://github.com/SwiftGen/SwiftGen
+
+{% if tables.count > 0 %}
+{% set accessModifier %}{% if param.publicAccess %}public{% else %}internal{% endif %}{% endset %}
+import Foundation
+
+// swiftlint:disable superfluous_disable_command
+// swiftlint:disable file_length
+
+// MARK: - Strings
+
+{% macro parametersBlock types %}{% filter removeNewlines:"leading" %}
+  {% for type in types %}
+    _ p{{forloop.counter}}: {{type}}{{ ", " if not forloop.last }}
+  {% endfor %}
+{% endfilter %}{% endmacro %}
+{% macro argumentsBlock types %}{% filter removeNewlines:"leading" %}
+  {% for type in types %}
+    {% if type == "UnsafeRawPointer" %}
+    Int(bitPattern: p{{forloop.counter}})
+    {% else %}
+    p{{forloop.counter}}
+    {% endif %}
+    {{ ", " if not forloop.last }}
+  {% endfor %}
+{% endfilter %}{% endmacro %}
+{% macro recursiveBlock table item %}
+  {% for string in item.strings %}
+  {% if not param.noComments %}
+  /// {{string.translation}}
+  {% endif %}
+  {% if string.types %}
+  {{accessModifier}} static func {{string.key|swiftIdentifier:"pretty"|lowerFirstWord|escapeReservedKeywords}}({% call parametersBlock string.types %}) -> String {
+    return {{enumName}}.tr("{{table}}", "{{string.key}}", {% call argumentsBlock string.types %})
+  }
+  {% else %}
+  {{accessModifier}} static var {{string.key|swiftIdentifier:"pretty"|lowerFirstWord|escapeReservedKeywords}}: String { 
+    return {{enumName}}.tr("{{table}}", "{{string.key}}") 
+  }
+  {% endif %}
+  {% endfor %}
+  {% for child in item.children %}
+  {% call recursiveBlock table child %}
+  {% endfor %}
+{% endmacro %}
+// swiftlint:disable function_parameter_count identifier_name line_length type_body_length
+{% set enumName %}{{param.enumName|default:"L10n"}}{% endset %}
+{{accessModifier}} enum {{enumName}} {
+  {% if tables.count > 1 %}
+  {% for table in tables %}
+  {{accessModifier}} enum {{table.name|swiftIdentifier:"pretty"|escapeReservedKeywords}} {
+    {% filter indent:2 %}{% call recursiveBlock table.name table.levels %}{% endfilter %}
+  }
+  {% endfor %}
+  {% else %}
+  {% call recursiveBlock tables.first.name tables.first.levels %}
+  {% endif %}
+}
+// swiftlint:enable function_parameter_count identifier_name line_length type_body_length
+
+// MARK: - Implementation Details
+
+extension {{enumName}} {
+  private static func tr(_ table: String, _ key: String, _ args: CVarArg...) -> String {
+    let format = NSLocalizedString(key, tableName: table, bundle: Bundle(for: BundleToken.self), comment: "")
+    let locale: Locale
+        
+    if let localeIdentifier = Bundle.mxk_language() {
+       locale = Locale(identifier: localeIdentifier)
+    } else if let fallbackLocaleIdentifier = Bundle.mxk_fallbackLanguage() {
+       locale = Locale(identifier: fallbackLocaleIdentifier)
+    } else {
+       locale = Locale.current
+    }        
+
+      return String(format: format, locale: locale, arguments: args)
+    }
+}
+
+private final class BundleToken {}
+{% else %}
+// No string found
+{% endif %}

Tools/SwiftGen/swiftgen-config.yml

@@ -2,14 +2,14 @@ input_dir: ../../Riot/
 output_dir: ../../Riot/Generated/
 ib:  
   - inputs: 
-    - Assets/Base.lproj/LaunchScreen.storyboard
+    - Modules/KeyBackup/
     outputs:
       - templateName: scenes-swift4
         output: Storyboards.swift
 strings:
   inputs: Assets/en.lproj/Vector.strings
   outputs:
-    - templateName: flat-swift4
+    - templatePath: Templates/Strings/flat-swift4-vector.stencil
       output: Strings.swift
       params:
         enumName: VectorL10n