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Support for additional mathematical functions.

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This commit is contained in:
zer0sub 2019-06-01 15:00:37 +02:00
parent cf022ab68d
commit 52bdd4b59f
14 changed files with 436 additions and 79 deletions
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56
sqlbuilder/integer_expression.go
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@ -17,11 +17,15 @@ type IntegerExpression interface {
SUB(rhs IntegerExpression) IntegerExpression
MUL(rhs IntegerExpression) IntegerExpression
DIV(rhs IntegerExpression) IntegerExpression
MOD(rhs IntegerExpression) IntegerExpression
POW(rhs IntegerExpression) IntegerExpression
BitAnd(expression IntegerExpression) IntegerExpression
BitOr(expression IntegerExpression) IntegerExpression
BitXor(expression IntegerExpression) IntegerExpression
BitNot() IntegerExpression
BIT_AND(expression IntegerExpression) IntegerExpression
BIT_OR(expression IntegerExpression) IntegerExpression
BIT_XOR(expression IntegerExpression) IntegerExpression
BIT_NOT() IntegerExpression
BIT_SHIFT_LEFT(intExpression IntegerExpression) IntegerExpression
BIT_SHIFT_RIGHT(intExpression IntegerExpression) IntegerExpression
}
type integerInterfaceImpl struct {
@ -61,35 +65,51 @@ func (i *integerInterfaceImpl) LT_EQ(expression IntegerExpression) BoolExpressio
}
func (i *integerInterfaceImpl) ADD(expression IntegerExpression) IntegerExpression {
return NewBinaryIntegerExpression(i.parent, expression, "+")
return newBinaryIntegerExpression(i.parent, expression, "+")
}
func (i *integerInterfaceImpl) SUB(expression IntegerExpression) IntegerExpression {
return NewBinaryIntegerExpression(i.parent, expression, "-")
return newBinaryIntegerExpression(i.parent, expression, "-")
}
func (i *integerInterfaceImpl) MUL(expression IntegerExpression) IntegerExpression {
return NewBinaryIntegerExpression(i.parent, expression, "*")
return newBinaryIntegerExpression(i.parent, expression, "*")
}
func (i *integerInterfaceImpl) DIV(expression IntegerExpression) IntegerExpression {
return NewBinaryIntegerExpression(i.parent, expression, "/")
return newBinaryIntegerExpression(i.parent, expression, "/")
}
func (i *integerInterfaceImpl) BitAnd(expression IntegerExpression) IntegerExpression {
return NewBinaryIntegerExpression(i.parent, expression, "&")
func (n *integerInterfaceImpl) MOD(expression IntegerExpression) IntegerExpression {
return newBinaryIntegerExpression(n.parent, expression, "%")
}
func (i *integerInterfaceImpl) BitOr(expression IntegerExpression) IntegerExpression {
return NewBinaryIntegerExpression(i.parent, expression, "|")
func (n *integerInterfaceImpl) POW(expression IntegerExpression) IntegerExpression {
return newBinaryIntegerExpression(n.parent, expression, "^")
}
func (i *integerInterfaceImpl) BitXor(expression IntegerExpression) IntegerExpression {
return NewBinaryIntegerExpression(i.parent, expression, "#")
func (i *integerInterfaceImpl) BIT_AND(expression IntegerExpression) IntegerExpression {
return newBinaryIntegerExpression(i.parent, expression, "&")
}
func (i *integerInterfaceImpl) BitNot() IntegerExpression {
return NewPrefixIntegerOpExpression(i.parent, "~")
func (i *integerInterfaceImpl) BIT_OR(expression IntegerExpression) IntegerExpression {
return newBinaryIntegerExpression(i.parent, expression, "|")
}
func (i *integerInterfaceImpl) BIT_XOR(expression IntegerExpression) IntegerExpression {
return newBinaryIntegerExpression(i.parent, expression, "#")
}
func (i *integerInterfaceImpl) BIT_NOT() IntegerExpression {
return newPrefixIntegerOpExpression(i.parent, "~")
}
func (i *integerInterfaceImpl) BIT_SHIFT_LEFT(intExpression IntegerExpression) IntegerExpression {
return newBinaryIntegerExpression(i.parent, intExpression, "<<")
}
func (i *integerInterfaceImpl) BIT_SHIFT_RIGHT(intExpression IntegerExpression) IntegerExpression {
return newBinaryIntegerExpression(i.parent, intExpression, ">>")
}
//---------------------------------------------------//
@ -100,7 +120,7 @@ type binaryIntegerExpression struct {
binaryOpExpression
}
func NewBinaryIntegerExpression(lhs, rhs IntegerExpression, operator string) IntegerExpression {
func newBinaryIntegerExpression(lhs, rhs IntegerExpression, operator string) IntegerExpression {
integerExpression := binaryIntegerExpression{}
integerExpression.expressionInterfaceImpl.parent = &integerExpression
@ -119,7 +139,7 @@ type prefixIntegerOpExpression struct {
prefixOpExpression
}
func NewPrefixIntegerOpExpression(expression IntegerExpression, operator string) IntegerExpression {
func newPrefixIntegerOpExpression(expression IntegerExpression, operator string) IntegerExpression {
integerExpression := prefixIntegerOpExpression{}
integerExpression.prefixOpExpression = newPrefixExpression(expression, operator)