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Ensure content of expanded strings in modelinefmt is not interpreted as markup

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This commit is contained in:
Maxime Coste 2016-12-07 20:07:32 +00:00
parent bc8b30c988
commit 03eb128536
3 changed files with 27 additions and 5 deletions
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3
src/client.cc
View File

@ -116,7 +116,8 @@ DisplayLine Client::generate_mode_line() const
{ {
const String& modelinefmt = context().options()["modelinefmt"].get<String>(); const String& modelinefmt = context().options()["modelinefmt"].get<String>();
modeline = parse_display_line(expand(modelinefmt, context())); modeline = parse_display_line(expand(modelinefmt, context(), ShellContext{},
[](String s) { return escape(s, '{', '\\'); }));
} }
catch (runtime_error& err) catch (runtime_error& err)
{ {

25
src/command_manager.cc
View File

@ -348,8 +348,10 @@ TokenList parse(StringView line)
return result; return result;
} }
String expand(StringView str, const Context& context, template<typename Postprocess>
const ShellContext& shell_context) String expand_impl(StringView str, const Context& context,
const ShellContext& shell_context,
Postprocess postprocess)
{ {
Reader reader{str}; Reader reader{str};
String res; String res;
@ -370,8 +372,8 @@ String expand(StringView str, const Context& context,
else if (c == '%') else if (c == '%')
{ {
res += reader.substr_from(beg); res += reader.substr_from(beg);
Token token = parse_percent_token<true>(reader); res += postprocess(expand_token(parse_percent_token<true>(reader),
res += expand_token(token, context, shell_context); context, shell_context));
beg = (++reader).pos; beg = (++reader).pos;
} }
else else
@ -381,6 +383,21 @@ String expand(StringView str, const Context& context,
return res; return res;
} }
String expand(StringView str, const Context& context,
const ShellContext& shell_context)
{
return expand_impl(str, context, shell_context,
[](String s) { return std::move(s); });
}
String expand(StringView str, const Context& context,
const ShellContext& shell_context,
std::function<String (String)> postprocess)
{
return expand_impl(str, context, shell_context,
[&](String s) { return postprocess(std::move(s)); });
}
struct command_not_found : runtime_error struct command_not_found : runtime_error
{ {
command_not_found(StringView command) command_not_found(StringView command)

4
src/command_manager.hh
View File

@ -133,6 +133,10 @@ private:
String expand(StringView str, const Context& context, String expand(StringView str, const Context& context,
const ShellContext& shell_context = ShellContext{}); const ShellContext& shell_context = ShellContext{});
String expand(StringView str, const Context& context,
const ShellContext& shell_context,
std::function<String (String)> postprocess);
} }
#endif // command_manager_hh_INCLUDED #endif // command_manager_hh_INCLUDED