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Recommit "[lldb] Make Fix-Its also apply to top-level expressions"" 

This reverts commit fe5cb1c25f as it
 was not responsible for breaking the bots. Sorry.
This commit is contained in:
Davide Italiano 2020-03-30 14:15:56 -07:00
parent 075b610403
commit 06bb7df81c
2 changed files with 16 additions and 4 deletions
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7
lldb/source/Plugins/ExpressionParser/Clang/ClangUserExpression.cpp
View File

@ -616,15 +616,14 @@ bool ClangUserExpression::Parse(DiagnosticManager &diagnostic_manager,
if (parser.RewriteExpression(diagnostic_manager)) {
size_t fixed_start;
size_t fixed_end;
const std::string &fixed_expression =
diagnostic_manager.GetFixedExpression();
m_fixed_text = diagnostic_manager.GetFixedExpression();
// Retrieve the original expression in case we don't have a top level
// expression (which has no surrounding source code).
if (m_source_code &&
m_source_code->GetOriginalBodyBounds(fixed_expression, m_expr_lang,
m_source_code->GetOriginalBodyBounds(m_fixed_text, m_expr_lang,
fixed_start, fixed_end))
m_fixed_text =
fixed_expression.substr(fixed_start, fixed_end - fixed_start);
m_fixed_text.substr(fixed_start, fixed_end - fixed_start);
}
}
return false;

13
lldb/test/API/commands/expression/fixits/TestFixIts.py
View File

@ -33,6 +33,10 @@ class ExprCommandWithFixits(TestBase):
options = lldb.SBExpressionOptions()
options.SetAutoApplyFixIts(True)
top_level_options = lldb.SBExpressionOptions()
top_level_options.SetAutoApplyFixIts(True)
top_level_options.SetTopLevel(True)
frame = self.thread.GetFrameAtIndex(0)
# Try with one error:
@ -41,6 +45,15 @@ class ExprCommandWithFixits(TestBase):
self.assertTrue(value.GetError().Success())
self.assertEquals(value.GetValueAsUnsigned(), 10)
# Try with one error in a top-level expression.
# The Fix-It changes "ptr.m" to "ptr->m".
expr = "struct X { int m; }; X x; X *ptr = &x; int m = ptr.m;"
value = frame.EvaluateExpression(expr, top_level_options)
# A successfully parsed top-level expression will yield an error
# that there is 'no value'. If a parsing error would have happened we
# would get a different error kind, so let's check the error kind here.
self.assertEquals(value.GetError().GetCString(), "error: No value")
# Try with two errors:
two_error_expression = "my_pointer.second->a"
value = frame.EvaluateExpression(two_error_expression, options)