Add Dump methods to printable types. (#681)

executable_semantics/ast/BUILD

@@ -20,6 +20,7 @@ cc_library(
         "//common:ostream",
         "//executable_semantics/interpreter:address",
         "//executable_semantics/interpreter:containers",
+        "@llvm-project//llvm:Support",
     ],
 )
 
@@ -31,6 +32,7 @@ cc_library(
         "//common:indirect_value",
         "//common:ostream",
         "//executable_semantics/common:error",
+        "@llvm-project//llvm:Support",
     ],
 )
 
@@ -41,6 +43,7 @@ cc_library(
     deps = [
         ":expression",
         ":statement",
+        "@llvm-project//llvm:Support",
     ],
 )
 
@@ -51,6 +54,7 @@ cc_library(
     deps = [
         ":expression",
         "//common:ostream",
+        "@llvm-project//llvm:Support",
     ],
 )
 
@@ -62,6 +66,7 @@ cc_library(
         ":expression",
         "//common:check",
         "//common:ostream",
+        "@llvm-project//llvm:Support",
     ],
 )
 
@@ -71,5 +76,6 @@ cc_library(
     deps = [
         ":member",
         "//common:ostream",
+        "@llvm-project//llvm:Support",
     ],
 )

executable_semantics/ast/declaration.h

@@ -14,6 +14,7 @@
 #include "executable_semantics/ast/struct_definition.h"
 #include "executable_semantics/interpreter/address.h"
 #include "executable_semantics/interpreter/dictionary.h"
+#include "llvm/Support/Compiler.h"
 
 namespace Carbon {
 
@@ -84,6 +85,7 @@ class Declaration {
   auto GetVariableDeclaration() const -> const VariableDeclaration&;
 
   void Print(llvm::raw_ostream& out) const;
+  LLVM_DUMP_METHOD void Dump() const { Print(llvm::errs()); }
 
   inline auto tag() const -> DeclarationKind {
     return std::visit([](const auto& t) { return t.Kind; }, value);

executable_semantics/ast/expression.cpp

@@ -6,6 +6,7 @@
 
 #include "executable_semantics/common/error.h"
 #include "llvm/ADT/StringExtras.h"
+#include "llvm/Support/raw_ostream.h"
 
 namespace Carbon {
 

executable_semantics/ast/expression.h

@@ -11,6 +11,7 @@
 #include <vector>
 
 #include "common/ostream.h"
+#include "llvm/Support/Compiler.h"
 
 namespace Carbon {
 
@@ -179,6 +180,7 @@ struct Expression {
   auto GetFunctionTypeLiteral() const -> const FunctionTypeLiteral&;
 
   void Print(llvm::raw_ostream& out) const;
+  LLVM_DUMP_METHOD void Dump() const { Print(llvm::errs()); }
 
   inline auto tag() const -> ExpressionKind {
     return std::visit([](const auto& t) { return t.Kind; }, value);

executable_semantics/ast/function_definition.h

@@ -8,6 +8,7 @@
 #include "common/ostream.h"
 #include "executable_semantics/ast/expression.h"
 #include "executable_semantics/ast/statement.h"
+#include "llvm/Support/Compiler.h"
 
 namespace Carbon {
 
@@ -33,6 +34,7 @@ struct FunctionDefinition {
 
   void Print(llvm::raw_ostream& out) const { PrintDepth(-1, out); }
   void PrintDepth(int depth, llvm::raw_ostream& out) const;
+  LLVM_DUMP_METHOD void Dump() const { Print(llvm::errs()); }
 
   int line_num;
   std::string name;

executable_semantics/ast/member.h

@@ -9,6 +9,7 @@
 
 #include "common/ostream.h"
 #include "executable_semantics/ast/expression.h"
+#include "llvm/Support/Compiler.h"
 
 namespace Carbon {
 
@@ -27,6 +28,7 @@ struct Member {
   auto GetFieldMember() const -> const FieldMember&;
 
   void Print(llvm::raw_ostream& out) const;
+  LLVM_DUMP_METHOD void Dump() const { Print(llvm::errs()); }
 
   inline auto tag() const -> MemberKind {
     return std::visit([](const auto& t) { return t.Kind; }, value);

executable_semantics/ast/statement.h

@@ -9,6 +9,7 @@
 
 #include "common/ostream.h"
 #include "executable_semantics/ast/expression.h"
+#include "llvm/Support/Compiler.h"
 
 namespace Carbon {
 
@@ -163,7 +164,9 @@ struct Statement {
   auto GetRun() const -> const Run&;
   auto GetAwait() const -> const Await&;
 
+  void Print(llvm::raw_ostream& out) const { PrintDepth(-1, out); }
   void PrintDepth(int depth, llvm::raw_ostream& out) const;
+  LLVM_DUMP_METHOD void Dump() const { Print(llvm::errs()); }
 
   inline auto tag() const -> StatementKind {
     return std::visit([](const auto& t) { return t.Kind; }, value);