diff options
Diffstat (limited to 'src/stdlib/bools.c')
| -rw-r--r-- | src/stdlib/bools.c | 57 |
1 files changed, 57 insertions, 0 deletions
diff --git a/src/stdlib/bools.c b/src/stdlib/bools.c new file mode 100644 index 00000000..bf820664 --- /dev/null +++ b/src/stdlib/bools.c @@ -0,0 +1,57 @@ +// Boolean methods/type info +#include <ctype.h> +#include <err.h> +#include <gc.h> +#include <stdbool.h> +#include <stdint.h> +#include <stdlib.h> +#include <sys/param.h> + +#include "bools.h" +#include "optionals.h" +#include "text.h" +#include "util.h" + +PUREFUNC public Text_t Bool$as_text(const void *b, bool colorize, const TypeInfo_t*) +{ + if (!b) return Text("Bool"); + if (colorize) + return *(Bool_t*)b ? Text("\x1b[35myes\x1b[m") : Text("\x1b[35mno\x1b[m"); + else + return *(Bool_t*)b ? Text("yes") : Text("no"); +} + +PUREFUNC public OptionalBool_t Bool$parse(Text_t text) +{ + if (Text$equal_ignoring_case(text, Text("yes"), NONE_TEXT) + || Text$equal_ignoring_case(text, Text("on"), NONE_TEXT) + || Text$equal_ignoring_case(text, Text("true"), NONE_TEXT) + || Text$equal_ignoring_case(text, Text("1"), NONE_TEXT)) { + return yes; + } else if (Text$equal_ignoring_case(text, Text("no"), NONE_TEXT) + || Text$equal_ignoring_case(text, Text("off"), NONE_TEXT) + || Text$equal_ignoring_case(text, Text("false"), NONE_TEXT) + || Text$equal_ignoring_case(text, Text("0"), NONE_TEXT)) { + return no; + } else { + return NONE_BOOL; + } +} + +static bool Bool$is_none(const void *b, const TypeInfo_t*) +{ + return *(OptionalBool_t*)b == NONE_BOOL; +} + +static const metamethods_t Bool$metamethods = { + .as_text=Bool$as_text, + .is_none=Bool$is_none, +}; + +public const TypeInfo_t Bool$info = { + .size=sizeof(bool), + .align=__alignof__(bool), + .metamethods=Bool$metamethods, +}; + +// vim: ts=4 sw=0 et cino=L2,l1,(0,W4,m1,\:0 |
