Set breakpoint at url, line number

runtime/include/dart_debugger_api.h

 // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #ifndef INCLUDE_DART_DEBUGGER_API_H_
 #define INCLUDE_DART_DEBUGGER_API_H_
 
 #include "include/dart_api.h"
 
 typedef struct _Dart_Breakpoint* Dart_Breakpoint;
 
 typedef struct _Dart_StackTrace* Dart_StackTrace;
 
 typedef struct _Dart_ActivationFrame* Dart_ActivationFrame;
 
 typedef void Dart_BreakpointHandler(
                  Dart_Breakpoint breakpoint,
                  Dart_StackTrace stack_trace);
 
+
+/**
+ * Sets a breakpoint at line \line_number in \script_url, or the closest
+ * following line (within the same function) where a breakpoint can be set.
+ *
+ * Requires there to be a current isolate.
+ *
+ * \breakpoint If non-null, will point to the breakpoint object
+ *   if a breakpoint was successfully created.
+ *
+ * \return A handle to the True object if no error occurs.
+ */
+DART_EXPORT Dart_Handle Dart_SetBreakpointAtLine(
+                            Dart_Handle script_url,
+                            Dart_Handle line_number,
+                            Dart_Breakpoint* breakpoint);
+
+
 /**
  * Sets a breakpoint at the entry of the given function. If class_name
  * is the empty string, looks for a library function with the given
  * name.
  *
  * Requires there to be a current isolate.
  *
  * \breakpoint If non-null, will point to the breakpoint object
  *   if a breakpoint was successfully created.
  *
  * \return A handle to the True object if no error occurs.
  */
 DART_EXPORT Dart_Handle Dart_SetBreakpointAtEntry(
                             Dart_Handle library,
                             Dart_Handle class_name,
                             Dart_Handle function_name,
                             Dart_Breakpoint* breakpoint);
 
+
 /**
  * Installs a handler callback function that gets called by the VM
  * when a breakpoint has been reached.
  *
  * Requires there to be a current isolate.
  */
 DART_EXPORT void Dart_SetBreakpointHandler(
                             Dart_BreakpointHandler bp_handler);
 
 
@@ skipping 39 matching lines @@
  * \return A handle to the True object if no error occurs.
  */
 DART_EXPORT Dart_Handle Dart_ActivationFrameInfo(
                             Dart_ActivationFrame activation_frame,
                             Dart_Handle* function_name,
                             Dart_Handle* script_url,
                             intptr_t* line_number);
 
 
 #endif  // INCLUDE_DART_DEBUGGER_API_H_