diff options
Diffstat (limited to 'lib/std/private')
| -rw-r--r-- | lib/std/private/jsutils.nim | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/lib/std/private/jsutils.nim b/lib/std/private/jsutils.nim index cf58b3b81..32c717c56 100644 --- a/lib/std/private/jsutils.nim +++ b/lib/std/private/jsutils.nim @@ -1,4 +1,4 @@ -when defined(js): +when defined(js) or defined(nimdoc): import std/jsbigints type @@ -40,4 +40,12 @@ when defined(js): proc isInteger*[T](x: T): bool {.importjs: "Number.isInteger(#)".} - proc isSafeInteger*[T](x: T): bool {.importjs: "Number.isSafeInteger(#)".} + proc isSafeInteger*[T](x: T): bool {.importjs: "Number.isSafeInteger(#)".} = + runnableExamples: + import std/jsffi + assert not "123".toJs.isSafeInteger + assert 123.toJs.isSafeInteger + assert 9007199254740991.toJs.isSafeInteger + assert not 9007199254740992.toJs.isSafeInteger + + let maxSafeInteger* {.importjs: "Number.MAX_SAFE_INTEGER".} : int64 |