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RequireMsgSym[_,_,Info] and more #186

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21 changes: 21 additions & 0 deletions src/main/scala/singleton/ops/impl/GeneralMacros.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -666,6 +666,9 @@ trait GeneralMacros {
def buildWarningMsg(msg: String): String = s"Warning: $buildWarningMsgLoc $msg"
def buildWarningMsg(msg: Tree): Tree = q""" "Warning: " + $buildWarningMsgLoc + " " + $msg """

def buildInfoMsg(msg: String): String = s"Info: $buildWarningMsgLoc $msg"
def buildInfoMsg(msg: Tree): Tree = q""" "Info: " + $buildWarningMsgLoc + " " + $msg """

def constantTreeOf(t : Any) : Tree = Literal(Constant(t))

def constantTypeOf(t: Any) : Type = c.internal.constantType(Constant(t))
Expand Down Expand Up @@ -1048,6 +1051,13 @@ trait GeneralMacros {
case CalcLit.String(msg) =>
if (cArg.tpe.typeSymbol == symbolOf[Warn]) {
println(buildWarningMsg(msg))
c.warning(c.enclosingPosition, msg)

CalcLit(false)
} else if (cArg.tpe.typeSymbol == symbolOf[Info]) {
println(buildInfoMsg(msg))
c.info(c.enclosingPosition, msg, force = true)

CalcLit(false)
} else if (cArg.tpe.typeSymbol == symbolOf[NoSym]) {
abort(msg)
Expand All @@ -1059,6 +1069,8 @@ trait GeneralMacros {
case CalcNLit(Primitive.String, msg, _) => cArg match {
case CalcUnknown(t, _) if t.typeSymbol == symbolOf[Warn] =>
CalcNLit(Primitive.Boolean, q"""{println(${buildWarningMsg(msg)}); false}""")
case CalcUnknown(t, _) if t.typeSymbol == symbolOf[Info] =>
CalcNLit(Primitive.Boolean, q"""{println(${buildInfoMsg(msg)}); false}""")
case _ =>
CalcNLit(Primitive.Boolean, q"{_root_.singleton.ops.impl._require(false, $msg); false}")
}
Expand All @@ -1076,6 +1088,15 @@ trait GeneralMacros {
false
}
}""")
case CalcUnknown(t, _) if t == symbolOf[Info] =>
CalcNLit(Primitive.Boolean,
q"""{
if ($cond) true
else {
println(${buildInfoMsg(msgt)})
false
}
}""")
case _ =>
CalcNLit(Primitive.Boolean, q"{_root_.singleton.ops.impl._require($cond, $msgt); true}")
}
Expand Down
1 change: 1 addition & 0 deletions src/main/scala/singleton/ops/impl/OpId.scala
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@@ -1,6 +1,7 @@
package singleton.ops.impl

sealed trait Warn
sealed trait Info
sealed trait NoSym
sealed trait OpId
object OpId {
Expand Down
1 change: 1 addition & 0 deletions src/main/scala/singleton/ops/package.scala
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Expand Up @@ -93,6 +93,7 @@ package object ops {
type RequireMsg[Cond,Msg] = OpMacro[OpId.Require, Cond, Msg, NoSym]
type RequireMsgSym[Cond,Msg,Sym] = OpMacro[OpId.Require, Cond, Msg, GetType[Sym]]
type Warn = impl.Warn
type Info = impl.Info
type ToNat[P1] = OpMacro[OpId.ToNat, P1, NP, NP]
type ToChar[P1] = OpMacro[OpId.ToChar, P1, NP, NP]
type ToInt[P1] = OpMacro[OpId.ToInt, P1, NP, NP]
Expand Down