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Display the command prompt in error face when the command is not found

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Fixes #1021
This commit is contained in:
Maxime Coste 2016-12-23 16:23:31 +00:00
parent 62df6dbb46
commit d17bed9b80
3 changed files with 27 additions and 21 deletions
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20
src/command_manager.cc
View File

@ -479,7 +479,7 @@ void CommandManager::execute(StringView command_line,
execute_single_command(params, context, shell_context, command_coord);
}
CommandInfo CommandManager::command_info(const Context& context, StringView command_line) const
Optional<CommandInfo> CommandManager::command_info(const Context& context, StringView command_line) const
{
TokenList tokens = parse<false>(command_line);
size_t cmd_idx = 0;
@ -489,19 +489,19 @@ CommandInfo CommandManager::command_info(const Context& context, StringView comm
cmd_idx = i+1;
}
CommandInfo res;
if (cmd_idx == tokens.size() or
(tokens[cmd_idx].type() != Token::Type::Raw and
tokens[cmd_idx].type() != Token::Type::RawQuoted))
return res;
return {};
auto cmd = find_command(context, tokens[cmd_idx].content());
if (cmd == m_commands.end())
return res;
return {};
res.first = cmd->first;
CommandInfo res;
res.name = cmd->first;
if (not cmd->second.docstring.empty())
res.second += cmd->second.docstring + "\n";
res.info += cmd->second.docstring + "\n";
if (cmd->second.helper)
{
@ -520,7 +520,7 @@ CommandInfo CommandManager::command_info(const Context& context, StringView comm
{
if (helpstr.back() != '\n')
helpstr += '\n';
res.second += helpstr;
res.info += helpstr;
}
}
@ -528,14 +528,14 @@ CommandInfo CommandManager::command_info(const Context& context, StringView comm
for (auto& alias : context.aliases().aliases_for(cmd->first))
aliases += " " + alias;
if (not aliases.empty())
res.second += "Aliases:" + aliases + "\n";
res.info += "Aliases:" + aliases + "\n";
auto& switches = cmd->second.param_desc.switches;
if (not switches.empty())
{
res.second += "Switches:\n";
res.second += generate_switches_doc(switches);
res.info += "Switches:\n";
res.info += generate_switches_doc(switches);
}
return res;

7
src/command_manager.hh
View File

@ -8,6 +8,7 @@
#include "shell_manager.hh"
#include "parameters_parser.hh"
#include "string.hh"
#include "optional.hh"
#include "utils.hh"
#include "unordered_map.hh"
@ -38,7 +39,7 @@ enum class CommandFlags
template<> struct WithBitOps<CommandFlags> : std::true_type {};
using CommandInfo = std::pair<String, String>;
struct CommandInfo { String name, info; };
struct Token
{
@ -91,8 +92,8 @@ public:
CommandParameters params,
size_t token_to_complete, ByteCount pos_in_token);
CommandInfo command_info(const Context& context,
StringView command_line) const;
Optional<CommandInfo> command_info(const Context& context,
StringView command_line) const;
bool command_defined(const String& command_name) const;

21
src/normal.cc
View File

@ -366,16 +366,21 @@ void command(Context& context, NormalParams params)
if (context.has_client())
{
context.client().info_hide();
auto autoinfo = context.options()["autoinfo"].get<AutoInfo>();
if (event == PromptEvent::Change and autoinfo & AutoInfo::Command)
if (event == PromptEvent::Change)
{
if (cmdline.length() == 1 and is_horizontal_blank(cmdline[0_byte]))
context.client().info_show("prompt", "commands preceded by a blank wont be saved to history",
{}, InfoStyle::Prompt);
auto info = CommandManager::instance().command_info(context, cmdline);
if (not info.first.empty() and not info.second.empty())
context.client().info_show(info.first, info.second, {}, InfoStyle::Prompt);
context.input_handler().set_prompt_face(get_face(info ? "Prompt" : "Error"));
auto autoinfo = context.options()["autoinfo"].get<AutoInfo>();
if (autoinfo & AutoInfo::Command)
{
if (cmdline.length() == 1 and is_horizontal_blank(cmdline[0_byte]))
context.client().info_show("prompt",
"commands preceded by a blank wont be saved to history",
{}, InfoStyle::Prompt);
else if (info and not info->info.empty())
context.client().info_show(info->name, info->info, {}, InfoStyle::Prompt);
}
}
}
if (event == PromptEvent::Validate)