mirror of https://github.com/sbt/sbt.git
30 lines
949 B
Scala
30 lines
949 B
Scala
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package xsbt.boot
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object Pre
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{
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def trimLeading(line: String) =
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{
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def newStart(i: Int): Int = if(i >= line.length || !Character.isWhitespace(line.charAt(i))) i else newStart(i+1)
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line.substring(newStart(0))
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}
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def isEmpty(line: String) = line.length == 0
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def isNonEmpty(line: String) = line.length > 0
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def assert(condition: Boolean, msg: => String): Unit = if (!condition) throw new AssertionError(msg)
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def assert(condition: Boolean): Unit = assert(condition, "Assertion failed")
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def require(condition: Boolean, msg: => String): Unit = if (!condition) throw new IllegalArgumentException(msg)
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def error(msg: String): Nothing = throw new BootException(msg)
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def toBoolean(s: String) = java.lang.Boolean.parseBoolean(s)
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def toArray[T](list: List[T]) =
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{
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val arr = new Array[T](list.length)
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def copy(i: Int, rem: List[T]): Unit =
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if(i < arr.length)
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{
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arr(i) = rem.head
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copy(i+1, rem.tail)
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}
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copy(0, list)
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arr
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}
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}
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