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CLI2: Added ::desugarFilterPatterns

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This commit is contained in:
Paul Beckingham 2015-06-20 12:15:11 -07:00
parent 20d259a129
commit 8229d29100
2 changed files with 20 additions and 27 deletions
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33
src/CLI2.cpp
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@ -521,7 +521,9 @@ void CLI2::prepareFilter (bool applyContext)
/*
desugarFilterAttributes ();
desugarFilterAttributeModifiers ();
*/
desugarFilterPatterns ();
/*
findAttributes ();
desugarFilterPlainArgs ();
insertJunctions (); // Deliberately after all desugar calls.
@ -1179,42 +1181,34 @@ void CLI2::desugarFilterAttributeModifiers ()
context.debug (dump ("CLI2::analyze desugarFilterAttributeModifiers"));
}
}
*/
////////////////////////////////////////////////////////////////////////////////
// /pattern/ --> description ~ 'pattern'
void CLI2::desugarFilterPatterns ()
{
bool changes = false;
std::vector <A> reconstructed;
std::vector <A2> reconstructed;
for (auto& a : _args)
{
if (a.hasTag ("FILTER"))
if (a.hasTag ("FILTER") &&
a._lextype == Lexer::Type::pattern)
{
Nibbler n (a.attribute ("raw"));
std::string pattern;
changes = true;
std::string raw = a.attribute ("raw");
std::string pattern = raw.substr (1, raw.length () - 2);
if (n.getQuoted ('/', pattern) &&
n.depleted () &&
pattern.length () > 0)
{
A lhs ("argPattern", "description");
lhs.tag ("ATTRIBUTE");
A2 lhs ("description", Lexer::Type::dom);
lhs.tag ("FILTER");
reconstructed.push_back (lhs);
A op ("argPattern", "~");
op.tag ("OP");
A2 op ("~", Lexer::Type::op);
op.tag ("FILTER");
reconstructed.push_back (op);
A rhs ("argPattern", "'" + pattern + "'");
rhs.tag ("LITERAL");
A2 rhs (pattern, Lexer::Type::string);
rhs.tag ("FILTER");
reconstructed.push_back (rhs);
changes = true;
}
else
reconstructed.push_back (a);
}
else
reconstructed.push_back (a);
@ -1225,10 +1219,9 @@ void CLI2::desugarFilterPatterns ()
_args = reconstructed;
if (context.config.getInteger ("debug.parser") >= 3)
context.debug (dump ("CLI2::analyze desugarFilterPatterns"));
context.debug (dump ("CLI2::prepareFilter desugarFilterPatterns"));
}
}
*/
////////////////////////////////////////////////////////////////////////////////
// An ID sequence can be:

2
src/CLI2.h
View file

@ -105,8 +105,8 @@ private:
/*
void desugarFilterAttributes ();
void desugarFilterAttributeModifiers ();
void desugarFilterPatterns ();
*/
void desugarFilterPatterns ();
void findIDs ();
void findUUIDs ();
void insertIDExpr ();