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better error message when attempting to cast a float to integer

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Irmen de Jong
2023-12-15 22:05:57 +01:00
parent b24df31c2b
commit a8be94de6b
11 changed files with 90 additions and 124 deletions
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8
codeCore/src/prog8/code/ast/AstExpressions.kt
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@@ -3,7 +3,7 @@ package prog8.code.ast
import prog8.code.core.*
import java.util.*
import kotlin.math.abs
import kotlin.math.round
import kotlin.math.truncate
sealed class PtExpression(val type: DataType, position: Position) : PtNode(position) {
@@ -227,9 +227,9 @@ class PtNumber(type: DataType, val number: Double, position: Position) : PtExpre
if(type==DataType.BOOL)
throw IllegalArgumentException("bool should have become ubyte @$position")
if(type!=DataType.FLOAT) {
val rounded = round(number)
if (rounded != number)
throw IllegalArgumentException("refused rounding of float to avoid loss of precision @$position")
val trunc = truncate(number)
if (trunc != number)
throw IllegalArgumentException("refused truncating of float to avoid loss of precision @$position")
}
}