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Fix RegexHighlighter cache invalidation when changing the regex

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This commit is contained in:
Maxime Coste 2015-02-16 22:43:14 +00:00
parent e5121fe40a
commit 2f890f12c6
1 changed files with 7 additions and 6 deletions
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13
src/highlighters.cc
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@ -240,7 +240,7 @@ public:
{
m_regex = std::move(regex);
m_faces = std::move(faces);
m_force_update = true;
++m_regex_version;
}
static HighlighterAndId create(HighlighterParameters params)
@ -281,7 +281,8 @@ public:
private:
struct Cache
{
size_t m_timestamp = 0;
size_t m_timestamp = -1;
size_t m_regex_version = -1;
using MatchesList = Vector<Vector<BufferRange, MemoryDomain::Highlight>, MemoryDomain::Highlight>;
using RangeAndMatches = std::pair<BufferRange, MatchesList>;
Vector<RangeAndMatches, MemoryDomain::Highlight> m_matches;
@ -291,7 +292,7 @@ private:
Regex m_regex;
FacesSpec m_faces;
bool m_force_update = false;
size_t m_regex_version = 0;
void add_matches(const Buffer& buffer, Cache::MatchesList& match_list,
BufferRange range)
@ -316,13 +317,13 @@ private:
Cache& cache = m_cache.get(buffer);
auto& matches = cache.m_matches;
if (m_force_update or cache.m_timestamp != buffer.timestamp())
if (cache.m_regex_version != m_regex_version or
cache.m_timestamp != buffer.timestamp())
{
matches.clear();
cache.m_timestamp = buffer.timestamp();
cache.m_regex_version = m_regex_version;
}
m_force_update = false;
const LineCount line_offset = 3;
BufferRange range{std::max<ByteCoord>(buffer_range.first, display_range.first.line - line_offset),
std::min<ByteCoord>(buffer_range.second, display_range.second.line + line_offset)};