public void TestLocationInMethodDefinition_Cpp()
{
////Foo.h
//class Foo {
//public:
// int bar(int);
//}
var hXml = @"<class pos:line=""1"" pos:column=""1"">class <name pos:line=""1"" pos:column=""7"">Foo</name> <block pos:line=""1"" pos:column=""11"">{<private type=""default"" pos:line=""1"" pos:column=""12"">
</private><public pos:line=""2"" pos:column=""1"">public:
<function_decl><type><name pos:line=""3"" pos:column=""5"">int</name></type> <name pos:line=""3"" pos:column=""9"">bar</name><parameter_list pos:line=""3"" pos:column=""12"">(<param><decl><type><name pos:line=""3"" pos:column=""13"">int</name></type></decl></param>)</parameter_list>;</function_decl>
</public>}</block><decl/></class>";
var hUnit = fileSetup[Language.CPlusPlus].GetFileUnitForXmlSnippet(hXml, "Foo.h");
INamedScope globalScope = parser[Language.CPlusPlus].ParseFileUnit(hUnit);
////Foo.cpp
//#include "Foo.h"
//int Foo::bar(int baz) {
// return baz + 1;
//}
var cppXml = @"<cpp:include pos:line=""1"" pos:column=""1"">#<cpp:directive pos:line=""1"" pos:column=""2"">include</cpp:directive> <cpp:file><lit:literal type=""string"" pos:line=""1"" pos:column=""10"">""Foo.h""</lit:literal></cpp:file></cpp:include>
<function><type><name pos:line=""2"" pos:column=""1"">int</name></type> <name><name pos:line=""2"" pos:column=""5"">Foo</name><op:operator pos:line=""2"" pos:column=""8"">::</op:operator><name pos:line=""2"" pos:column=""10"">bar</name></name><parameter_list pos:line=""2"" pos:column=""13"">(<param><decl><type><name pos:line=""2"" pos:column=""14"">int</name></type> <name pos:line=""2"" pos:column=""18"">baz</name></decl></param>)</parameter_list> <block pos:line=""2"" pos:column=""23"">{
<return pos:line=""3"" pos:column=""5"">return <expr><name pos:line=""3"" pos:column=""12"">baz</name> <op:operator pos:line=""3"" pos:column=""16"">+</op:operator> <lit:literal type=""number"" pos:line=""3"" pos:column=""18"">1</lit:literal></expr>;</return>
}</block></function>";
var cppUnit = fileSetup[Language.CPlusPlus].GetFileUnitForXmlSnippet(cppXml, "Foo.cpp");
globalScope = globalScope.Merge(parser[Language.CPlusPlus].ParseFileUnit(cppUnit)) as INamedScope;
var bar = globalScope.ChildScopes.First().ChildScopes.OfType <IMethodDefinition>().First();
Assert.AreEqual("bar", bar.Name);
Assert.AreEqual(bar, globalScope.GetScopeForLocation(new SourceLocation("Foo.cpp", 3, 2)));
}
/// <summary>
/// Merges two NamedVariableScopes together. It works like this: <list type="bullet">
/// <item><description>If this is the same type or more specific than
/// <paramref name="otherScope"/>, then create a new merged NamedScope from
/// <paramref name="otherScope"/>and this.</description></item> <item><description>If
/// <paramref name="otherScope"/>is more specific than this, call
/// <c>otherScope.Merge</c></description></item> </list>
/// </summary>
/// <param name="otherScope">The scope to merge with</param>
/// <returns>The new merged scope; null if they couldn't be merged</returns>
public virtual INamedScope Merge(INamedScope otherScope)
{
INamedScope mergedScope = null;
if (otherScope != null)
{
if (otherScope.CanBeMergedInto(this))
{
// this and other scope can be merged normally either they are the same type or
// this is a subclass of NamedScope and otherScope is a NamedScope
mergedScope = new NamedScope(this);
mergedScope.AddFrom(otherScope);
}
else if (this.CanBeMergedInto(otherScope) && !otherScope.CanBeMergedInto(this))
{
// this is a NamedScope and otherScope is a subclass useful information (type,
// method, or namespace data) are in otherScope
mergedScope = otherScope.Merge(this);
}
}
return(mergedScope);
}