[PATCH] D75022: clang-format: Extend AllowShortLoopsOnASingleLine to do ... while loops.
Mitchell via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Fri Mar 6 08:47:30 PST 2020
This revision was automatically updated to reflect the committed changes.
Closed by commit rG2eff1c3ce48e: [clang-format] Extend AllowShortLoopsOnASingleLine to do ... while loops. (authored by mitchell-stellar).
Changed prior to commit:
https://reviews.llvm.org/D75022?vs=246512&id=248748#toc
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D75022/new/
https://reviews.llvm.org/D75022
Files:
clang/lib/Format/UnwrappedLineFormatter.cpp
clang/unittests/Format/FormatTest.cpp
Index: clang/unittests/Format/FormatTest.cpp
===================================================================
--- clang/unittests/Format/FormatTest.cpp
+++ clang/unittests/Format/FormatTest.cpp
@@ -556,6 +556,30 @@
verifyFormat("for (;;) /* still don't merge */\n"
" continue;",
AllowsMergedLoops);
+ verifyFormat("do a++;\n"
+ "while (true);",
+ AllowsMergedLoops);
+ verifyFormat("do /* Don't merge */\n"
+ " a++;\n"
+ "while (true);",
+ AllowsMergedLoops);
+ verifyFormat("do // Don't merge\n"
+ " a++;\n"
+ "while (true);",
+ AllowsMergedLoops);
+ verifyFormat("do\n"
+ " // Don't merge\n"
+ " a++;\n"
+ "while (true);",
+ AllowsMergedLoops);
+ // Without braces labels are interpreted differently.
+ verifyFormat("{\n"
+ " do\n"
+ " label:\n"
+ " a++;\n"
+ " while (true);\n"
+ "}",
+ AllowsMergedLoops);
}
TEST_F(FormatTest, FormatShortBracedStatements) {
Index: clang/lib/Format/UnwrappedLineFormatter.cpp
===================================================================
--- clang/lib/Format/UnwrappedLineFormatter.cpp
+++ clang/lib/Format/UnwrappedLineFormatter.cpp
@@ -411,7 +411,7 @@
? tryMergeSimpleControlStatement(I, E, Limit)
: 0;
}
- if (TheLine->First->isOneOf(tok::kw_for, tok::kw_while)) {
+ if (TheLine->First->isOneOf(tok::kw_for, tok::kw_while, tok::kw_do)) {
return Style.AllowShortLoopsOnASingleLine
? tryMergeSimpleControlStatement(I, E, Limit)
: 0;
@@ -514,7 +514,10 @@
return 0;
Limit = limitConsideringMacros(I + 1, E, Limit);
AnnotatedLine &Line = **I;
- if (Line.Last->isNot(tok::r_paren))
+ if (!Line.First->is(tok::kw_do) && Line.Last->isNot(tok::r_paren))
+ return 0;
+ // Only merge do while if do is the only statement on the line.
+ if (Line.First->is(tok::kw_do) && !Line.Last->is(tok::kw_do))
return 0;
if (1 + I[1]->Last->TotalLength > Limit)
return 0;
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