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STDLIB: bunch of ranges functions

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This commit is contained in:
Vasily Levchenko
2017-03-07 15:01:48 +03:00
committed by vvlevchenko
parent 680cde41fa
commit 34e17e82f4
1 changed files with 145 additions and 0 deletions
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runtime/src/main/kotlin/kotlin/ranges/_Ranges.kt
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package kotlin.ranges
/**
* Returns a range from this value up to but excluding the specified [to] value.
*/
public infix fun Int.until(to: Byte): IntRange {
return this .. (to.toInt() - 1).toInt()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*/
public infix fun Long.until(to: Byte): LongRange {
return this .. (to.toLong() - 1).toLong()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*/
public infix fun Byte.until(to: Byte): IntRange {
return this.toInt() .. (to.toInt() - 1).toInt()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*/
public infix fun Short.until(to: Byte): IntRange {
return this.toInt() .. (to.toInt() - 1).toInt()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*
* If the [to] value is less than or equal to ['\u0000'] the returned range is empty.
*/
public infix fun Char.until(to: Char): CharRange {
if (to <= '\u0000') return CharRange.EMPTY
return this .. (to - 1).toChar()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*
* If the [to] value is less than or equal to [Int.MIN_VALUE] the returned range is empty.
*/
public infix fun Int.until(to: Int): IntRange {
if (to <= Int.MIN_VALUE) return IntRange.EMPTY
return this .. (to - 1).toInt()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*/
public infix fun Long.until(to: Int): LongRange {
return this .. (to.toLong() - 1).toLong()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*
* If the [to] value is less than or equal to [Int.MIN_VALUE] the returned range is empty.
*/
public infix fun Byte.until(to: Int): IntRange {
if (to <= Int.MIN_VALUE) return IntRange.EMPTY
return this.toInt() .. (to - 1).toInt()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*
* If the [to] value is less than or equal to [Int.MIN_VALUE] the returned range is empty.
*/
public infix fun Short.until(to: Int): IntRange {
if (to <= Int.MIN_VALUE) return IntRange.EMPTY
return this.toInt() .. (to - 1).toInt()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*
* If the [to] value is less than or equal to [Long.MIN_VALUE] the returned range is empty.
*/
public infix fun Int.until(to: Long): LongRange {
if (to <= Long.MIN_VALUE) return LongRange.EMPTY
return this.toLong() .. (to - 1).toLong()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*
* If the [to] value is less than or equal to [Long.MIN_VALUE] the returned range is empty.
*/
public infix fun Long.until(to: Long): LongRange {
if (to <= Long.MIN_VALUE) return LongRange.EMPTY
return this .. (to - 1).toLong()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*
* If the [to] value is less than or equal to [Long.MIN_VALUE] the returned range is empty.
*/
public infix fun Byte.until(to: Long): LongRange {
if (to <= Long.MIN_VALUE) return LongRange.EMPTY
return this.toLong() .. (to - 1).toLong()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*
* If the [to] value is less than or equal to [Long.MIN_VALUE] the returned range is empty.
*/
public infix fun Short.until(to: Long): LongRange {
if (to <= Long.MIN_VALUE) return LongRange.EMPTY
return this.toLong() .. (to - 1).toLong()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*/
public infix fun Int.until(to: Short): IntRange {
return this .. (to.toInt() - 1).toInt()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*/
public infix fun Long.until(to: Short): LongRange {
return this .. (to.toLong() - 1).toLong()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*/
public infix fun Byte.until(to: Short): IntRange {
return this.toInt() .. (to.toInt() - 1).toInt()
}
/**
* Returns a range from this value up to but excluding the specified [to] value.
*/
public infix fun Short.until(to: Short): IntRange {
return this.toInt() .. (to.toInt() - 1).toInt()
}