This revision was automatically updated to reflect the committed changes.
Closed by commit rL292562: clang-format: fix fallback style set to "none" not
always formatting (authored by amaiorano).
Changed prior to commit:
https://reviews.llvm.org/D28844?vs=84795&id=85074#toc
Repository:
rL LLVM
https://reviews.llvm.org/D28844
Files:
cfe/trunk/lib/Format/Format.cpp
cfe/trunk/test/Format/style-on-command-line.cpp
cfe/trunk/unittests/Format/FormatTest.cpp
Index: cfe/trunk/lib/Format/Format.cpp
===================================================================
--- cfe/trunk/lib/Format/Format.cpp
+++ cfe/trunk/lib/Format/Format.cpp
@@ -1888,8 +1888,8 @@
}
llvm::Expected<FormatStyle> getStyle(StringRef StyleName, StringRef FileName,
- StringRef FallbackStyle, StringRef Code,
- vfs::FileSystem *FS) {
+ StringRef FallbackStyleName,
+ StringRef Code, vfs::FileSystem *FS) {
if (!FS) {
FS = vfs::getRealFileSystem().get();
}
@@ -1903,9 +1903,9 @@
(Code.contains("\n- (") || Code.contains("\n+ (")))
Style.Language = FormatStyle::LK_ObjC;
- // FIXME: If FallbackStyle is explicitly "none", format is disabled.
- if (!getPredefinedStyle(FallbackStyle, Style.Language, &Style))
- return make_string_error("Invalid fallback style \"" + FallbackStyle.str());
+ FormatStyle FallbackStyle = getNoStyle();
+ if (!getPredefinedStyle(FallbackStyleName, Style.Language, &FallbackStyle))
+ return make_string_error("Invalid fallback style \"" + FallbackStyleName);
if (StyleName.startswith("{")) {
// Parse YAML/JSON style from the command line.
@@ -1977,7 +1977,7 @@
return make_string_error("Configuration file(s) do(es) not support " +
getLanguageName(Style.Language) + ": " +
UnsuitableConfigFiles);
- return Style;
+ return FallbackStyle;
}
} // namespace format
Index: cfe/trunk/unittests/Format/FormatTest.cpp
===================================================================
--- cfe/trunk/unittests/Format/FormatTest.cpp
+++ cfe/trunk/unittests/Format/FormatTest.cpp
@@ -10978,13 +10978,31 @@
ASSERT_TRUE((bool)Style1);
ASSERT_EQ(*Style1, getLLVMStyle());
- // Test 2: fallback to default.
+ // Test 2.1: fallback to default.
ASSERT_TRUE(
FS.addFile("/b/test.cpp", 0, llvm::MemoryBuffer::getMemBuffer("int i;")));
auto Style2 = getStyle("file", "/b/test.cpp", "Mozilla", "", &FS);
ASSERT_TRUE((bool)Style2);
ASSERT_EQ(*Style2, getMozillaStyle());
+ // Test 2.2: no format on 'none' fallback style.
+ Style2 = getStyle("file", "/b/test.cpp", "none", "", &FS);
+ ASSERT_TRUE((bool)Style2);
+ ASSERT_EQ(*Style2, getNoStyle());
+
+ // Test 2.3: format if config is found with no based style while fallback is
+ // 'none'.
+ ASSERT_TRUE(FS.addFile("/b/.clang-format", 0,
+ llvm::MemoryBuffer::getMemBuffer("IndentWidth: 2")));
+ Style2 = getStyle("file", "/b/test.cpp", "none", "", &FS);
+ ASSERT_TRUE((bool)Style2);
+ ASSERT_EQ(*Style2, getLLVMStyle());
+
+ // Test 2.4: format if yaml with no based style, while fallback is 'none'.
+ Style2 = getStyle("{}", "a.h", "none", "", &FS);
+ ASSERT_TRUE((bool)Style2);
+ ASSERT_EQ(*Style2, getLLVMStyle());
+
// Test 3: format file in parent directory.
ASSERT_TRUE(
FS.addFile("/c/.clang-format", 0,
Index: cfe/trunk/test/Format/style-on-command-line.cpp
===================================================================
--- cfe/trunk/test/Format/style-on-command-line.cpp
+++ cfe/trunk/test/Format/style-on-command-line.cpp
@@ -11,6 +11,21 @@
// RUN: clang-format -style=file -assume-filename=%T/foo.cpp < %s | FileCheck -strict-whitespace -check-prefix=CHECK7 %s
// RUN: clang-format -style="{BasedOnStyle: LLVM, PointerBindsToType: true}" %s | FileCheck -strict-whitespace -check-prefix=CHECK8 %s
// RUN: clang-format -style="{BasedOnStyle: WebKit, PointerBindsToType: false}" %s | FileCheck -strict-whitespace -check-prefix=CHECK9 %s
+
+// Fallback style tests
+// RUN: rm %T/_clang-format
+// Test no config file found, WebKit fallback style is applied
+// RUN: clang-format -style=file -fallback-style=WebKit -assume-filename=%T/foo.cpp < %s 2>&1 | FileCheck -strict-whitespace -check-prefix=CHECK10 %s
+// Test no config file and no fallback style, LLVM style is applied
+// RUN: clang-format -style=file -assume-filename=%T/foo.cpp < %s 2>&1 | FileCheck -strict-whitespace -check-prefix=CHECK11 %s
+// Test no config file and fallback style "none", no formatting is applied
+// RUN: clang-format -style=file -fallback-style=none -assume-filename=%T/foo.cpp < %s 2>&1 | FileCheck -strict-whitespace -check-prefix=CHECK12 %s
+// Test config file with no based style, and fallback style "none", formatting is applied
+// RUN: printf "IndentWidth: 6\n" > %T/_clang-format
+// RUN: clang-format -style=file -fallback-style=none -assume-filename=%T/foo.cpp < %s 2>&1 | FileCheck -strict-whitespace -check-prefix=CHECK13 %s
+// Test yaml with no based style, and fallback style "none", LLVM formatting applied
+// RUN: clang-format -style="{IndentWidth: 7}" -fallback-style=none %s | FileCheck -strict-whitespace -check-prefix=CHECK14 %s
+
void f() {
// CHECK1: {{^ int\* i;$}}
// CHECK2: {{^ int \*i;$}}
@@ -22,6 +37,11 @@
// CHECK7: {{^ int\* i;$}}
// CHECK8: {{^ int\* i;$}}
// CHECK9: {{^ int \*i;$}}
+// CHECK10: {{^ int\* i;$}}
+// CHECK11: {{^ int \*i;$}}
+// CHECK12: {{^int\*i;$}}
+// CHECK13: {{^ int \*i;$}}
+// CHECK14: {{^ int \*i;$}}
int*i;
int j;
}
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