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Add an alternative -shell-candidates shell completion support

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-shell-candidates use a shell script that returns all the candidates
and then sort them using Kakoune ranked matches system instead of
delegating the whole completion to the shell script (as shell-completion does)
This commit is contained in:
Maxime Coste 2016-03-24 14:01:59 +00:00
parent b0d72ebce0
commit 840b7658fd
2 changed files with 34 additions and 3 deletions
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4
rc/base/ctags.kak
View File

@ -6,9 +6,9 @@
decl str-list ctagsfiles 'tags'
def -params 0..1 \
-shell-completion '
-shell-candidates '
( for tags in $(printf %s "${kak_opt_ctagsfiles}" | tr \':\' \'\n\');
do readtags -t "${tags}" -p "$1"
do readtags -t "${tags}" -p ""
done ) | cut -f 1 | sort | uniq' \
-docstring 'Jump to tag definition' \
tag \

33
src/commands.cc
View File

@ -827,6 +827,36 @@ void define_command(const ParametersParser& parser, Context& context, const Shel
return Completions{ 0_byte, pos_in_token, split(output, '\n', 0) };
};
}
else if (auto shell_cmd_opt = parser.get_switch("shell-candidates"))
{
String shell_cmd = shell_cmd_opt->str();
Vector<String> candidates;
int token = -1;
completer = [shell_cmd, candidates, token](
const Context& context, CompletionFlags flags, CommandParameters params,
size_t token_to_complete, ByteCount pos_in_token) mutable
{
if (token != token_to_complete)
{
if (flags == CompletionFlags::Fast) // no shell on fast completion
return Completions{};
ShellContext shell_context{
params,
{ { "token_to_complete", to_string(token_to_complete) } }
};
String output = ShellManager::instance().eval(shell_cmd, context, {},
ShellManager::Flags::WaitForStdout,
shell_context).first;
candidates = split(output, '\n', 0);
token = token_to_complete;
}
return token == token_to_complete ?
Completions{ 0_byte, pos_in_token, complete(params[token_to_complete], pos_in_token, candidates) }
: Completions{};
};
}
else if (parser.get_switch("command-completion"))
{
completer = [](const Context& context, CompletionFlags flags,
@ -857,7 +887,8 @@ const CommandDesc define_command_cmd = {
{ "client-completion", { false, "complete parameters using client name completion" } },
{ "buffer-completion", { false, "complete parameters using buffer name completion" } },
{ "command-completion", { false, "complete parameters using kakoune command completion" } },
{ "shell-completion", { true, "complete the parameters using the given shell-script" } } },
{ "shell-completion", { true, "complete the parameters using the given shell-script" } },
{ "shell-candidates", { true, "get the parameter candidates using the given shell-script" } } },
ParameterDesc::Flags::None,
2, 2
},