Include default parameter values into summary.

pkg/analyzer/lib/src/summary/idl.dart

 // Copyright (c) 2015, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 /**
  * This file is an "idl" style description of the summary format.  It
  * contains abstract classes which declare the interface for reading data from
  * summaries.  It is parsed and transformed into code that implements the
  * summary format.
  *
@@ skipping 973 matching lines @@
    * Indicates whether the executable is declared using the `factory` keyword.
    */
   bool get isFactory;
 
   /**
    * Indicates whether the executable is declared using the `external` keyword.
    */
   bool get isExternal;
 
   /**
-   * If this executable's return type is inferrable, nonzero slot id
+   * If this executable's return type is inferable, nonzero slot id
    * identifying which entry in [LinkedLibrary.types] contains the inferred
    * return type.  If there is no matching entry in [LinkedLibrary.types], then
    * no return type was inferred for this variable, so its static type is
    * `dynamic`.
    */
   int get inferredReturnTypeSlot;
 }
 
 /**
  * Enum used to indicate the kind of an executable.
@@ skipping 160 matching lines @@
    */
   bool get isFunctionTyped;
 
   /**
    * Indicates whether this is an initializing formal parameter (i.e. it is
    * declared using `this.` syntax).
    */
   bool get isInitializingFormal;
 
   /**
-   * If this parameter's type is inferrable, nonzero slot id identifying which
+   * If this parameter's type is inferable, nonzero slot id identifying which
    * entry in [LinkedLibrary.types] contains the inferred type.  If there is no
    * matching entry in [LinkedLibrary.types], then no type was inferred for
    * this variable, so its static type is `dynamic`.
    *
    * Note that although strong mode considers initializing formals to be
-   * inferrable, they are not marked as such in the summary; if their type is
+   * inferable, they are not marked as such in the summary; if their type is
    * not specified, they always inherit the static type of the corresponding
    * field.
    */
   int get inferredTypeSlot;
+
+  /**
+   * If the parameter has a default value the constant expression in the
+   * default value.
+   */
+  UnlinkedConst get defaultValue;
 }
 
 /**
  * Enum used to indicate the kind of a parameter.
  */
 enum UnlinkedParamKind {
   /**
    * Parameter is required.
    */
   required,
@@ skipping 319 matching lines @@
    * If this variable is propagable, nonzero slot id identifying which entry in
    * [LinkedLibrary.types] contains the propagated type for this variable.  If
    * there is no matching entry in [LinkedLibrary.types], then this variable's
    * propagated type is the same as its declared type.
    *
    * Non-propagable variables have a [propagatedTypeSlot] of zero.
    */
   int get propagatedTypeSlot;
 
   /**
-   * If this variable is inferrable, nonzero slot id identifying which entry in
+   * If this variable is inferable, nonzero slot id identifying which entry in
    * [LinkedLibrary.types] contains the inferred type for this variable.  If
    * there is no matching entry in [LinkedLibrary.types], then no type was
    * inferred for this variable, so its static type is `dynamic`.
    */
   int get inferredTypeSlot;
 }