[clang-diff] Add option to dump the AST, one node per line

Summary:
This is done with -ast-dump; the JSON variant has been renamed to
-ast-dump-json.

Reviewers: arphaman

Differential Revision: https://reviews.llvm.org/D36180

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@311232 91177308-0d34-0410-b5e6-96231b3b80d8

2 files changed, 53 insertions, 3 deletions

diff --git a/test/Tooling/clang-diff-ast.cpp b/test/Tooling/clang-diff-ast.cpp
new file mode 100644
index 0000000000..bfa90c6560
--- /dev/null
+++ b/test/Tooling/clang-diff-ast.cpp
@@ -0,0 +1,50 @@
+// RUN: clang-diff -ast-dump %s -- -std=c++11 | FileCheck %s
+
+
+// CHECK: {{^}}TranslationUnitDecl(0)
+// CHECK: {{^}} NamespaceDecl: test;(
+namespace test {
+
+// CHECK: {{^}}  FunctionDecl: f(
+// CHECK: CompoundStmt(
+void f() {
+  // CHECK: VarDecl: i(int)(
+  // CHECK: IntegerLiteral: 1
+  auto i = 1;
+  // CHECK: CallExpr(
+  // CHECK: DeclRefExpr: f(
+  f();
+  // CHECK: BinaryOperator: =(
+  i = i;
+}
+
+} // end namespace test
+
+// CHECK: TypedefDecl: nat;unsigned int;(
+typedef unsigned nat;
+// CHECK: TypeAliasDecl: real;double;(
+using real = double;
+
+class Base {
+};
+
+// CHECK: CXXRecordDecl: X;class X;(
+class X : Base {
+  int m;
+  // CHECK: CXXMethodDecl: foo(const char *(int))(
+  // CHECK: ParmVarDecl: i(int)(
+  const char *foo(int i) {
+    if (i == 0)
+      // CHECK: StringLiteral: foo(
+      return "foo";
+    return 0;
+  }
+
+  // CHECK: AccessSpecDecl: public(
+public:
+  // CHECK: CXXConstructorDecl: X(void (char, int))(
+  X(char, int) : Base(), m(0) {
+    // CHECK: MemberExpr(
+    int x = m;
+  }
+};
diff --git a/test/Tooling/clang-diff-json.cpp b/test/Tooling/clang-diff-json.cpp
index e4a971bf42..cbbd48ea84 100644
--- a/test/Tooling/clang-diff-json.cpp
+++ b/test/Tooling/clang-diff-json.cpp
@@ -1,11 +1,11 @@
-// RUN: clang-diff -ast-dump %s -- \
+// RUN: clang-diff -ast-dump-json %s -- \
 // RUN: | %python -c 'import json, sys; json.dump(json.loads(sys.stdin.read()), sys.stdout, sort_keys=True, indent=2)' \
 // RUN: | FileCheck %s
 
-// CHECK: "begin": 294,
+// CHECK: "begin": 299,
 // CHECK: "type": "CXXRecordDecl",
 // CHECK: "type": "FieldDecl",
-// CHECK: "end": 314,
+// CHECK: "end": 319,
 class A {
   int x;
 };