[ddc] Fix spelling typos

Change-Id: Iafcf14be1fd3032381b4ced2610230538100ce52
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/433080
Reviewed-by: Mark Zhou <[email protected]>

Author: nshahan

pkg/dev_compiler/lib/src/compiler/rewrite_async.dart

@@ -1785,7 +1785,7 @@ abstract class AsyncRewriterBase extends js_ast.NodeVisitor<Object?> {
     _localVariables.add(valueWrapperVar);
     _localVariables.add(iteratorVar);
 
-    // Get the iterator object for the iterable expresion.
+    // Get the iterator object for the iterable expression.
     _withExpression(node.iterable, (js_ast.Expression iterable) {
       _addExpressionStatement(js_ast.Assignment(
           iteratorVar,
@@ -2134,7 +2134,7 @@ class SyncStarRewriter extends AsyncRewriterBase {
   /// Property of the iterator that contains the current value.
   final js_ast.Expression iteratorCurrentValueProperty;
 
-  /// Property of the iterator that contains the uncaught exeception.
+  /// Property of the iterator that contains the uncaught exception.
   final js_ast.Expression iteratorDatumProperty;
 
   /// Property of the iterator that is bound to the `_yieldStar` method.

pkg/dev_compiler/lib/src/kernel/compiler.dart

@@ -122,7 +122,7 @@ class ProgramCompiler extends ComputeOnceConstantVisitor<js_ast.Expression>
   @override
   final variableIdentifiers = <VariableDeclaration, js_ast.Identifier>{};
 
-  /// Identifiers for kernel variables with an analgous identifier in JS.
+  /// Identifiers for kernel variables with an analogous identifier in JS.
   ///
   /// [VariableDeclaration.name] is not necessarily a safe identifier for JS
   /// transpiled code. The same name can be used in shadowing contexts. We map
@@ -4395,13 +4395,13 @@ class ProgramCompiler extends ComputeOnceConstantVisitor<js_ast.Expression>
   }
 
   /// Rewrites a `for(;;)` style loop as a while loop to produce the correct
-  /// semantics when loop variable initialziers contain function expressions
+  /// semantics when loop variable initializers contain function expressions
   /// that close over other loop variables.
   ///
   /// The Dart semantics expect that every loop iteration gets fresh loop
   /// variables that can be closed over. The initialization is only executed
   /// for the first iteration. In later iterations, the fresh loop variables are
-  /// initalized to the values from the end of the previous iteration.
+  /// initialized to the values from the end of the previous iteration.
   ///
   /// These semantics differ from JavaScript when there are closures capturing
   /// loop variables so the simple lowering doesn't work as expected.
@@ -4455,7 +4455,7 @@ class ProgramCompiler extends ComputeOnceConstantVisitor<js_ast.Expression>
         ]),
     ]);
     var prevInits = js_ast.Block([
-      // Intialize fresh loop variables with the value from the previous
+      // Initialize fresh loop variables with the value from the previous
       // iteration.
       for (var variable in node.variables)
         js.statement('# = #;',
@@ -4464,7 +4464,7 @@ class ProgramCompiler extends ComputeOnceConstantVisitor<js_ast.Expression>
       for (var update in node.updates) _visitExpression(update).toStatement(),
     ]);
     return js_ast.Block([
-      // Create temporary variables for the intialization flag and previous
+      // Create temporary variables for the initialization flag and previous
       // loop variables.
       js_ast.VariableDeclarationList('let', [
         js_ast.VariableInitialization(initFlagTempId, js_ast.LiteralBool(true)),
@@ -4499,7 +4499,7 @@ class ProgramCompiler extends ComputeOnceConstantVisitor<js_ast.Expression>
                 // stepping.
                 ..sourceInformation = _nodeStart(variable),
           ]))
-        // The while loop gets mapped to the orginal for loop location.
+        // The while loop gets mapped to the original for loop location.
         ..sourceInformation = _nodeStart(node),
     ])
       // Clear the source mapping on the outer block so it doesn't automatically

pkg/dev_compiler/lib/src/kernel/compiler_new.dart

@@ -274,7 +274,7 @@ class LibraryCompiler extends ComputeOnceConstantVisitor<js_ast.Expression>
   Map<VariableDeclaration, js_ast.Identifier> get variableIdentifiers =>
       _symbolData.variableIdentifiers;
 
-  /// Identifiers for kernel variables with an analgous identifier in JS.
+  /// Identifiers for kernel variables with an analogous identifier in JS.
   ///
   /// [VariableDeclaration.name] is not necessarily a safe identifier for JS
   /// transpiled code. The same name can be used in shadowing contexts. We map
@@ -1082,7 +1082,7 @@ class LibraryCompiler extends ComputeOnceConstantVisitor<js_ast.Expression>
       ..._defineExtensionMemberLinks,
       ..._nativeExtensionLinks,
       ..._typeRuleLinks,
-      // Enum extensions must be emitted after type hierachies have stabilized.
+      // Enum extensions must be emitted after type hierarchies have stabilized.
       ..._enumExtensions
     ]);
     var function =
@@ -4907,13 +4907,13 @@ class LibraryCompiler extends ComputeOnceConstantVisitor<js_ast.Expression>
   }
 
   /// Rewrites a `for(;;)` style loop as a while loop to produce the correct
-  /// semantics when loop variable initialziers contain function expressions
+  /// semantics when loop variable initializers contain function expressions
   /// that close over other loop variables.
   ///
   /// The Dart semantics expect that every loop iteration gets fresh loop
   /// variables that can be closed over. The initialization is only executed
   /// for the first iteration. In later iterations, the fresh loop variables are
-  /// initalized to the values from the end of the previous iteration.
+  /// initialized to the values from the end of the previous iteration.
   ///
   /// These semantics differ from JavaScript when there are closures capturing
   /// loop variables so the simple lowering doesn't work as expected.
@@ -4976,7 +4976,7 @@ class LibraryCompiler extends ComputeOnceConstantVisitor<js_ast.Expression>
       for (var update in node.updates) _visitExpression(update).toStatement(),
     ]);
     return js_ast.Block([
-      // Create temporary variables for the intialization flag and previous
+      // Create temporary variables for the initialization flag and previous
       // loop variables.
       js_ast.VariableDeclarationList('let', [
         js_ast.VariableInitialization(initFlagTempId, js_ast.LiteralBool(true)),
@@ -5011,7 +5011,7 @@ class LibraryCompiler extends ComputeOnceConstantVisitor<js_ast.Expression>
                 // stepping.
                 ..sourceInformation = _nodeStart(variable),
           ]))
-        // The while loop gets mapped to the orginal for loop location.
+        // The while loop gets mapped to the original for loop location.
         ..sourceInformation = _nodeStart(node),
     ])
       // Clear the source mapping on the outer block so it doesn't automatically

pkg/dev_compiler/test/expression_compiler/expression_compiler_e2e_suite.dart

@@ -423,7 +423,7 @@ class ExpressionEvaluationTestDriver {
   ///
   /// Internally, this navigates to the bootstrapper page or ensures that the
   /// bootstrapper page has already been loaded. The page only loads code
-  /// without running the DDC app main method. Once the resouces are loaded we
+  /// without running the DDC app main method. Once the resources are loaded we
   /// wait until after the breakpoint is registered before scheduling a call to
   /// the app's main method.
   Future<T> _onBreakpoint<T>(String breakpointId,
@@ -629,7 +629,7 @@ class ExpressionEvaluationTestDriver {
   /// Evaluates a dart [expression] under the scope of [libraryUri] without
   /// a breakpoint and validates the result.
   ///
-  /// When [libraryUri] is ommitted, the expression is evaluated in the [input]
+  /// When [libraryUri] is omitted, the expression is evaluated in the [input]
   /// library.
   ///
   /// [expectedResult] is the JSON for the returned remote object.
@@ -1067,7 +1067,7 @@ final _ddcTemporaryTypeVariableRegExp = RegExp(r'^__t[\$\w*]+$');
 ///
 /// A few steps in the test driver need to wait for a response from the browser.
 /// These are set up with a timeout of usually 5 seconds, but the total time may
-/// vary by machine and architecture. Occationally tests fail with flaky
+/// vary by machine and architecture. Occasionally tests fail with flaky
 /// failures due to a timeout that is too short.
 ///
 /// We use this class to help log information from flaky failures that can
@@ -1091,7 +1091,7 @@ class TimeoutTracker {
 
   /// Record under [key] a single event that took [milliseconds].
   ///
-  /// This makes an incremental update to the aggreagate average, max, and count
+  /// This makes an incremental update to the aggregate average, max, and count
   /// values in [_data].
   void _addOneRecord(String key, int milliseconds) {
     (_data[key] ??= []).add(milliseconds);

pkg/dev_compiler/test/expression_compiler/runtime_debugger_api_test.dart

@@ -1057,7 +1057,7 @@ extension Baz on Bar {
   });
 
   group('part files expression compilations |', () {
-    // WARNING: The (main) source and the part source have been constructred
+    // WARNING: The (main) source and the part source have been constructed
     // so that the same offset (71) is valid on both, and both have an 'x'
     // variable, where one is a String and the other is an int. The 4 dots after
     // 'padding' for instance is not a mistake.

pkg/dev_compiler/tool/hotreload/hot_reload_helper.dart

@@ -98,7 +98,7 @@ class HotReloadHelper {
     return HotReloadHelper._(vmService, id);
   }
 
-  /// Triggter a hot-reload on the current isolate.
+  /// Trigger a hot-reload on the current isolate.
   Future<ReloadReport> reload() => _vmService.reloadSources(_id);
 }