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Add support for filename insert mode completion

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This commit is contained in:
Maxime Coste 2013-08-02 17:58:37 +01:00
parent af17010524
commit 6b66a3dfe5
2 changed files with 46 additions and 11 deletions
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48
src/input_handler.cc
View File

@ -10,6 +10,7 @@
#include "user_interface.hh"
#include "utf8.hh"
#include "window.hh"
#include "file.hh"
#include <unordered_map>
@ -544,6 +545,38 @@ static BufferCompletion complete_word(const Buffer& buffer,
return { begin.coord(), end.coord(), std::move(result), buffer.timestamp() };
}
static bool is_filename(char c)
{
return isalnum(c) or c == '/' or c == '.' or c == '_' or c == '-';
}
static BufferCompletion complete_filename(const Buffer& buffer,
BufferCoord cursor_pos,
memoryview<String> path)
{
auto pos = buffer.iterator_at(cursor_pos);
auto begin = pos;
while (begin != buffer.begin() and is_filename(*(begin-1)))
--begin;
if (begin == pos)
return {};
String prefix{begin, pos};
std::vector<String> res;
for (auto dir : path)
{
if (not dir.empty() and dir.back() != '/')
dir += '/';
for (auto& filename : complete_filename(dir + prefix, Regex{}))
res.push_back(filename.substr(dir.length()));
}
if (res.empty())
return {};
return { begin.coord(), pos.coord(), std::move(res), buffer.timestamp() };
}
static BufferCompletion complete_opt(const Buffer& buffer,
BufferCoord cursor_pos,
OptionManager& options)
@ -701,14 +734,17 @@ private:
if (not m_completions.is_valid())
{
auto& buffer = m_context.buffer();
auto& completers = options()["completers"].get<std::unordered_set<String>>();
auto& completers = options()["completers"].get<std::vector<String>>();
BufferCoord cursor_pos = m_context.editor().main_selection().last();
if (contains(completers, "option"))
m_completions = complete_opt(buffer, cursor_pos, m_context.options());
m_completions = complete_opt(buffer, cursor_pos, options());
if (not m_completions.is_valid() and
(contains(completers, "word=buffer") or
contains(completers, "word=all")))
m_completions = complete_word(buffer, cursor_pos, contains(completers, "word=all"));
(contains(completers, "word=buffer") or contains(completers, "word=all")))
m_completions = complete_word(buffer, cursor_pos,
contains(completers, "word=all"));
if (not m_completions.is_valid() and contains(completers, "filename"))
m_completions = complete_filename(buffer, cursor_pos,
options()["path"].get<std::vector<String>>());
if (not m_completions.is_valid())
return false;
@ -717,7 +753,7 @@ private:
m_matching_candidates = m_completions.candidates;
m_current_candidate = m_matching_candidates.size();
menu_show();
m_matching_candidates.push_back(m_context.buffer().string(m_completions.begin, m_completions.end));
m_matching_candidates.push_back(buffer.string(m_completions.begin, m_completions.end));
}
return true;
}

9
src/option_manager.cc
View File

@ -121,13 +121,12 @@ GlobalOptions::GlobalOptions()
declare_option<String>("filetype", "");
declare_option<std::vector<String>>("completions", {});
declare_option<std::vector<String>>("path", { "./", "/usr/include" });
declare_option<std::unordered_set<String>>("completers", {"option", "word=buffer"},
[](const std::unordered_set<String>& s) {
declare_option<std::vector<String>>("completers", {"option", "filename", "word=buffer"},
[](const std::vector<String>& s) {
static const auto values = {"option", "word=buffer", "word=all", "filename" };
for (auto& v : s)
{
if (v != "option" and v != "word=buffer" and v != "word=all")
if (not contains(values, v))
throw runtime_error(v + " is not a recognised value for completers");
}
});
declare_option<bool>("insert_hide_sel", false);
}