[Lldb-commits] [lldb] r308549 - Add help text for "expression" telling how to enter multi-line mode.

[Jim Ingham via lldb-commits]

Author: jingham
Date: Wed Jul 19 16:25:42 2017
New Revision: 308549

URL: http://llvm.org/viewvc/llvm-project?rev=308549&view=rev
Log:
Add help text for "expression" telling how to enter multi-line mode.

This seemed natural to us, but wasn't documented anywhere and was
not clear to everybody.

<rdar://problem/33316164>

Modified:
    lldb/trunk/source/Commands/CommandObjectExpression.cpp

Modified: lldb/trunk/source/Commands/CommandObjectExpression.cpp
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/source/Commands/CommandObjectExpression.cpp?rev=308549&r1=308548&r2=308549&view=diff
==============================================================================
--- lldb/trunk/source/Commands/CommandObjectExpression.cpp (original)
+++ lldb/trunk/source/Commands/CommandObjectExpression.cpp Wed Jul 19 16:25:42 2017
@@ -228,6 +228,16 @@ CommandObjectExpression::CommandObjectEx
       m_command_options(), m_expr_line_count(0), m_expr_lines() {
   SetHelpLong(
       R"(
+Single and multi-line expressions:
+
+)"
+      "    The expression provided on the command line must be a complete expression \
+with no newlines.  To evaluate a multi-line expression, \
+hit a return after an empty expression, and lldb will enter the multi-line expression editor. \
+Hit return on an empty line to end the multi-line expression."
+      
+      R"(
+
 Timeouts:
 
 )"
@@ -256,6 +266,7 @@ from the stack with \"thread return -x\"
 you can issue the \"continue\" command and the expression evaluation will complete and the \
 expression result will be available using the \"thread.completed-expression\" key in the thread \
 format."
+
       R"(
 
 Examples: