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indentwidth can actually take 0 as a parameter

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This commit is contained in:
Maxime Coste 2016-02-12 13:53:54 +00:00
parent dfe3098b18
commit 0fc0702983
1 changed files with 9 additions and 5 deletions
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14
src/main.cc
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@ -178,10 +178,14 @@ void register_registers()
register_manager.add_register('_', make_unique<NullRegister>()); register_manager.add_register('_', make_unique<NullRegister>());
} }
static void check_positive(const int& val) static void check_tabstop(const int& val)
{ {
if (val < 1) if (val < 1) throw runtime_error{"tabstop should be strictly positive"};
throw runtime_error{"value should be strictly positive"}; }
static void check_indentwidth(const int& val)
{
if (val < 0) throw runtime_error{"indentwidth should be positive or zero"};
} }
static void check_scrolloff(const CharCoord& so) static void check_scrolloff(const CharCoord& so)
@ -194,8 +198,8 @@ void register_options()
{ {
OptionsRegistry& reg = GlobalScope::instance().option_registry(); OptionsRegistry& reg = GlobalScope::instance().option_registry();
reg.declare_option<int, check_positive>("tabstop", "size of a tab character", 8); reg.declare_option<int, check_tabstop>("tabstop", "size of a tab character", 8);
reg.declare_option<int, check_positive>("indentwidth", "indentation width", 4); reg.declare_option<int, check_indentwidth>("indentwidth", "indentation width", 4);
reg.declare_option<CharCoord, check_scrolloff>( reg.declare_option<CharCoord, check_scrolloff>(
"scrolloff", "number of lines and columns to keep visible main cursor when scrolling", "scrolloff", "number of lines and columns to keep visible main cursor when scrolling",
{0,0}); {0,0});