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Use StringView in CommandManager

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This commit is contained in:
Maxime Coste 2014-04-21 21:49:25 +01:00
parent 8beda67fae
commit 65c818b859
2 changed files with 17 additions and 17 deletions
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28
src/command_manager.cc
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@ -107,7 +107,7 @@ struct unknown_expand : parse_error
: parse_error{"unknown expand '" + name + "'"} {}
};
String get_until_delimiter(const String& base, ByteCount& pos, char delimiter)
String get_until_delimiter(StringView base, ByteCount& pos, char delimiter)
{
const ByteCount length = base.length();
String str;
@ -127,7 +127,7 @@ String get_until_delimiter(const String& base, ByteCount& pos, char delimiter)
return str;
}
String get_until_delimiter(const String& base, ByteCount& pos,
String get_until_delimiter(StringView base, ByteCount& pos,
char opening_delimiter, char closing_delimiter)
{
kak_assert(base[pos-1] == opening_delimiter);
@ -151,7 +151,7 @@ String get_until_delimiter(const String& base, ByteCount& pos,
}
template<bool throw_on_invalid>
Token::Type token_type(const String& type_name)
Token::Type token_type(StringView type_name)
{
if (type_name == "")
return Token::Type::Raw;
@ -169,7 +169,7 @@ Token::Type token_type(const String& type_name)
return Token::Type::Raw;
}
void skip_blanks_and_comments(const String& base, ByteCount& pos)
void skip_blanks_and_comments(StringView base, ByteCount& pos)
{
const ByteCount length = base.length();
while (pos != length)
@ -189,13 +189,13 @@ void skip_blanks_and_comments(const String& base, ByteCount& pos)
}
template<bool throw_on_unterminated>
Token parse_percent_token(const String& line, ByteCount& pos)
Token parse_percent_token(StringView line, ByteCount& pos)
{
const ByteCount length = line.length();
const ByteCount type_start = ++pos;
while (isalpha(line[pos]))
++pos;
String type_name = line.substr(type_start, pos - type_start);
StringView type_name = line.substr(type_start, pos - type_start);
if (throw_on_unterminated and pos == length)
throw parse_error{"expected a string delimiter after '%" +
@ -228,7 +228,7 @@ Token parse_percent_token(const String& line, ByteCount& pos)
}
template<bool throw_on_unterminated>
TokenList parse(const String& line)
TokenList parse(StringView line)
{
TokenList result;
@ -265,7 +265,7 @@ TokenList parse(const String& line)
++pos;
if (start_pos != pos)
{
auto token = line.substr(token_start, pos - token_start);
String token = line.substr(token_start, pos - token_start);
static const Regex regex{R"(\\([ \t;\n]))"};
result.emplace_back(Token::Type::Raw, token_start, pos,
boost::regex_replace(token, regex,
@ -371,7 +371,7 @@ void CommandManager::execute_single_command(CommandParameters params,
command_it->second.command(parameter_parser, context);
}
void CommandManager::execute(const String& command_line,
void CommandManager::execute(StringView command_line,
Context& context,
memoryview<String> shell_params,
const EnvVarMap& env_vars)
@ -410,7 +410,7 @@ void CommandManager::execute(const String& command_line,
execute_single_command(params, context);
}
CommandInfo CommandManager::command_info(const String& command_line) const
CommandInfo CommandManager::command_info(StringView command_line) const
{
TokenList tokens = parse<false>(command_line);
size_t cmd_idx = 0;
@ -420,7 +420,7 @@ CommandInfo CommandManager::command_info(const String& command_line) const
cmd_idx = i+1;
}
std::pair<String, String> res;
CommandInfo res;
if (cmd_idx == tokens.size() or
tokens[cmd_idx].type() != Token::Type::Raw)
return res;
@ -444,7 +444,7 @@ CommandInfo CommandManager::command_info(const String& command_line) const
Completions CommandManager::complete(const Context& context,
CompletionFlags flags,
const String& command_line,
StringView command_line,
ByteCount cursor_pos)
{
TokenList tokens = parse<false>(command_line);
@ -472,8 +472,8 @@ Completions CommandManager::complete(const Context& context,
ByteCount cmd_start = is_end_token ? cursor_pos
: tokens[tok_idx].begin();
Completions result(cmd_start, cursor_pos);
String prefix = command_line.substr(cmd_start,
cursor_pos - cmd_start);
StringView prefix = command_line.substr(cmd_start,
cursor_pos - cmd_start);
for (auto& command : m_commands)
{

6
src/command_manager.hh
View File

@ -62,14 +62,14 @@ using CommandInfo = std::pair<String, String>;
class CommandManager : public Singleton<CommandManager>
{
public:
void execute(const String& command_line, Context& context,
void execute(StringView command_line, Context& context,
memoryview<String> shell_params = {},
const EnvVarMap& env_vars = EnvVarMap{});
Completions complete(const Context& context, CompletionFlags flags,
const String& command_line, ByteCount cursor_pos);
StringView command_line, ByteCount cursor_pos);
CommandInfo command_info(const String& command_line) const;
CommandInfo command_info(StringView command_line) const;
bool command_defined(const String& command_name) const;