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[JS IR BE] Support Number.to(Byte|Short|Int|Float|Double|Long)

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This commit is contained in:
Svyatoslav Kuzmich
2018-10-10 20:50:01 +03:00
parent bad9534abd
commit 783f27c554
5 changed files with 33 additions and 21 deletions
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libraries/stdlib/js/irRuntime/numberConversion.kt
+5 -3
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@@ -9,7 +9,7 @@ fun numberToByte(a: dynamic): Byte = toByte(numberToInt(a))
fun numberToDouble(a: dynamic): Double = js("+a").unsafeCast<Double>()
fun numberToInt(a: dynamic): Int = doubleToInt(a)
fun numberToInt(a: dynamic): Int = if (a is Long) a.toInt() else doubleToInt(a)
fun numberToShort(a: dynamic): Short = toShort(numberToInt(a))
@@ -17,7 +17,7 @@ fun numberToShort(a: dynamic): Short = toShort(numberToInt(a))
fun toByte(a: dynamic): Byte = js("a << 24 >> 24").unsafeCast<Byte>()
fun toShort(a: dynamic): Short = js("a << 16 >> 16").unsafeCast<Short>()
fun numberToLong(a: dynamic): Long = fromNumber(a)
fun numberToLong(a: dynamic): Long = if (a is Long) a else fromNumber(a)
fun toLong(a: dynamic): Long = fromInt(a)
@@ -25,4 +25,6 @@ fun doubleToInt(a: dynamic) = js("""
if (a > 2147483647) return 2147483647;
if (a < -2147483648) return -2147483648;
return a | 0;
""").unsafeCast<Int>()
""").unsafeCast<Int>()
fun numberToChar(a: dynamic) = Char(numberToInt(a))