From 922a6fb285944ff15ce49e89172a33678ed29b90 Mon Sep 17 00:00:00 2001
From: Adam Wardynski <award@.(B-4.4.46a)>
Date: Wed, 12 Jan 2011 18:35:21 +0100
Subject: [PATCH] Select Action, leaving lexemes that meet a condition.
---
libwccl/ops/actions/select.cpp | 18 +++++++++++++++++-
1 file changed, 17 insertions(+), 1 deletion(-)
diff --git a/libwccl/ops/actions/select.cpp b/libwccl/ops/actions/select.cpp
index 4b2e44b..507e8cd 100644
--- a/libwccl/ops/actions/select.cpp
+++ b/libwccl/ops/actions/select.cpp
@@ -7,7 +7,23 @@ namespace Wccl {
Bool Select::execute(const ActionExecContext& context) const
{
Bool changed(false);
- //@todo: implement
+ const boost::shared_ptr<const Position> pos = pos_->apply(context);
+ int abs_pos = context.sentence_context().get_abs_position(*pos);
+ if (context.sentence_context().is_inside(abs_pos)) {
+ Corpus2::Token& token = *context.sentence_context().at(abs_pos);
+ std::vector<Corpus2::Lexeme> original(token.lexemes());
+ std::vector<Corpus2::Lexeme> remaining;
+ token.lexemes() = remaining;
+ foreach (const Corpus2::Lexeme& lexeme, original) {
+ token.add_lexeme(lexeme);
+ if (condition_->apply(context)->get_value()) {
+ remaining.push_back(lexeme);
+ }
+ token.lexemes().pop_back();
+ }
+ changed.set_value((remaining.size() > 0) && (remaining.size() < original.size()));
+ token.lexemes() = changed.get_value() ? remaining : original;
+ }
return changed;
}
--
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