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Merge branch 'num-properties' of https://github.com/Nelarius/wren into Nelarius-num-properties

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This commit is contained in:
Bob Nystrom
2016-08-27 17:18:21 -07:00
parent 0a4f1b370c 6ee1743429
commit b8b0f36521
2 changed files with 21 additions and 0 deletions
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8
doc/site/modules/core/num.markdown
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@ -13,6 +13,14 @@ It is a runtime error if `value` is not a string.
The value of π.
### Num.**largest**
The highest representable value of `Num`.
### Num.**smallest**
The difference between 1.0 and the next representable value for `Num`.
## Methods
### **abs**

13
src/vm/wren_core.c
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@ -1,5 +1,6 @@
#include <ctype.h>
#include <errno.h>
#include <float.h>
#include <math.h>
#include <string.h>
#include <time.h>
@ -683,6 +684,16 @@ DEF_PRIMITIVE(num_sign)
}
}
DEF_PRIMITIVE(num_largest)
{
RETURN_NUM(DBL_MAX);
}
DEF_PRIMITIVE(num_smallest)
{
RETURN_NUM(DBL_EPSILON);
}
DEF_PRIMITIVE(num_toString)
{
RETURN_VAL(wrenNumToString(vm, AS_NUM(args[0])));
@ -1230,6 +1241,8 @@ void wrenInitializeCore(WrenVM* vm)
vm->numClass = AS_CLASS(wrenFindVariable(vm, coreModule, "Num"));
PRIMITIVE(vm->numClass->obj.classObj, "fromString(_)", num_fromString);
PRIMITIVE(vm->numClass->obj.classObj, "pi", num_pi);
PRIMITIVE(vm->numClass->obj.classObj, "largest", num_largest);
PRIMITIVE(vm->numClass->obj.classObj, "smallest", num_smallest);
PRIMITIVE(vm->numClass, "-(_)", num_minus);
PRIMITIVE(vm->numClass, "+(_)", num_plus);
PRIMITIVE(vm->numClass, "*(_)", num_multiply);