Merge pull request #721 from sass/new-functions

Add module-variables() and module-functions()

lib/src/async_environment.dart

@@ -3,6 +3,7 @@
 // https://opensource.org/licenses/MIT.
 
 import 'dart:async';
+import 'dart:collection';
 
 import 'package:meta/meta.dart';
 import 'package:path/path.dart' as p;
@@ -28,6 +29,7 @@ import 'visitor/clone_css.dart';
 /// mixins.
 class AsyncEnvironment {
   /// The modules used in the current scope, indexed by their namespaces.
+  Map<String, Module> get modules => UnmodifiableMapView(_modules);
   final Map<String, Module> _modules;
 
   /// The namespaceless modules used in the current scope.

lib/src/environment.dart

@@ -5,10 +5,12 @@
 // DO NOT EDIT. This file was generated from async_environment.dart.
 // See tool/grind/synchronize.dart for details.
 //
-// Checksum: 9037d898096d2eb998be8f01a65739ee34bec024
+// Checksum: 02d98a8b9466b9a25d2ef91fb803d87921749700
 //
 // ignore_for_file: unused_import
 
+import 'dart:collection';
+
 import 'package:meta/meta.dart';
 import 'package:path/path.dart' as p;
 import 'package:source_span/source_span.dart';
@@ -33,6 +35,7 @@ import 'visitor/clone_css.dart';
 /// mixins.
 class Environment {
   /// The modules used in the current scope, indexed by their namespaces.
+  Map<String, Module<Callable>> get modules => UnmodifiableMapView(_modules);
   final Map<String, Module<Callable>> _modules;
 
   /// The namespaceless modules used in the current scope.

lib/src/visitor/async_evaluate.dart

@@ -289,6 +289,32 @@ class _EvaluateVisitor
         return SassBoolean(_environment.content != null);
       }),
 
+      BuiltInCallable("module-variables", r"$module", (arguments) {
+        var namespace = arguments[0].assertString("module");
+        var module = _environment.modules[namespace.text];
+        if (module == null) {
+          throw 'There is no module with namespace "${namespace.text}".';
+        }
+
+        return SassMap({
+          for (var entry in module.variables.entries)
+            SassString(entry.key): entry.value
+        });
+      }),
+
+      BuiltInCallable("module-functions", r"$module", (arguments) {
+        var namespace = arguments[0].assertString("module");
+        var module = _environment.modules[namespace.text];
+        if (module == null) {
+          throw 'There is no module with namespace "${namespace.text}".';
+        }
+
+        return SassMap({
+          for (var entry in module.functions.entries)
+            SassString(entry.key): SassFunction(entry.value)
+        });
+      }),
+
       BuiltInCallable("get-function", r"$name, $css: false, $module: null",
           (arguments) {
         var name = arguments[0].assertString("name");

lib/src/visitor/evaluate.dart

@@ -5,7 +5,7 @@
 // DO NOT EDIT. This file was generated from async_evaluate.dart.
 // See tool/grind/synchronize.dart for details.
 //
-// Checksum: f6dcd674164d13633df1359d5a4cfc215f3a3469
+// Checksum: 83e5a1fae8bbf8a4862b04bbaaa33bb5de181af0
 //
 // ignore_for_file: unused_import
 
@@ -297,6 +297,32 @@ class _EvaluateVisitor
         return SassBoolean(_environment.content != null);
       }),
 
+      BuiltInCallable("module-variables", r"$module", (arguments) {
+        var namespace = arguments[0].assertString("module");
+        var module = _environment.modules[namespace.text];
+        if (module == null) {
+          throw 'There is no module with namespace "${namespace.text}".';
+        }
+
+        return SassMap({
+          for (var entry in module.variables.entries)
+            SassString(entry.key): entry.value
+        });
+      }),
+
+      BuiltInCallable("module-functions", r"$module", (arguments) {
+        var namespace = arguments[0].assertString("module");
+        var module = _environment.modules[namespace.text];
+        if (module == null) {
+          throw 'There is no module with namespace "${namespace.text}".';
+        }
+
+        return SassMap({
+          for (var entry in module.functions.entries)
+            SassString(entry.key): SassFunction(entry.value)
+        });
+      }),
+
       BuiltInCallable("get-function", r"$name, $css: false, $module: null",
           (arguments) {
         var name = arguments[0].assertString("name");