126 lines
3.2 KiB
Go
126 lines
3.2 KiB
Go
package sqlbuilder
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type BoolExpression interface {
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Expression
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EQ(expression BoolExpression) BoolExpression
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NOT_EQ(expression BoolExpression) BoolExpression
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IS_DISTINCT_FROM(rhs BoolExpression) BoolExpression
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IS_NOT_DISTINCT_FROM(rhs BoolExpression) BoolExpression
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IS_TRUE() BoolExpression
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IS_NOT_TRUE() BoolExpression
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IS_FALSE() BoolExpression
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IS_NOT_FALSE() BoolExpression
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IS_UNKNOWN() BoolExpression
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IS_NOT_UNKNOWN() BoolExpression
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AND(expression BoolExpression) BoolExpression
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OR(expression BoolExpression) BoolExpression
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}
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type boolInterfaceImpl struct {
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parent BoolExpression
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}
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func (b *boolInterfaceImpl) EQ(expression BoolExpression) BoolExpression {
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return EQ(b.parent, expression)
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}
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func (b *boolInterfaceImpl) NOT_EQ(expression BoolExpression) BoolExpression {
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return NOT_EQ(b.parent, expression)
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}
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func (b *boolInterfaceImpl) IS_DISTINCT_FROM(rhs BoolExpression) BoolExpression {
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return IS_DISTINCT_FROM(b.parent, rhs)
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}
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func (b *boolInterfaceImpl) IS_NOT_DISTINCT_FROM(rhs BoolExpression) BoolExpression {
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return IS_NOT_DISTINCT_FROM(b.parent, rhs)
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}
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func (b *boolInterfaceImpl) AND(expression BoolExpression) BoolExpression {
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return And(b.parent, expression)
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}
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func (b *boolInterfaceImpl) OR(expression BoolExpression) BoolExpression {
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return Or(b.parent, expression)
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}
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func (b *boolInterfaceImpl) IS_TRUE() BoolExpression {
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return IS_TRUE(b.parent)
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}
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func (b *boolInterfaceImpl) IS_NOT_TRUE() BoolExpression {
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return IS_NOT_TRUE(b.parent)
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}
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func (b *boolInterfaceImpl) IS_FALSE() BoolExpression {
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return IS_FALSE(b.parent)
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}
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func (b *boolInterfaceImpl) IS_NOT_FALSE() BoolExpression {
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return IS_NOT_FALSE(b.parent)
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}
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func (b *boolInterfaceImpl) IS_UNKNOWN() BoolExpression {
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return IS_UNKNOWN(b.parent)
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}
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func (b *boolInterfaceImpl) IS_NOT_UNKNOWN() BoolExpression {
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return IS_NOT_UNKNOWN(b.parent)
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}
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//---------------------------------------------------//
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type binaryBoolExpression struct {
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expressionInterfaceImpl
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boolInterfaceImpl
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binaryOpExpression
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}
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func newBinaryBoolExpression(lhs, rhs Expression, operator string) BoolExpression {
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boolExpression := binaryBoolExpression{}
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boolExpression.binaryOpExpression = newBinaryExpression(lhs, rhs, operator)
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boolExpression.expressionInterfaceImpl.parent = &boolExpression
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boolExpression.boolInterfaceImpl.parent = &boolExpression
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return &boolExpression
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}
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//---------------------------------------------------//
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type prefixBoolExpression struct {
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expressionInterfaceImpl
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boolInterfaceImpl
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prefixOpExpression
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}
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func newPrefixBoolExpression(expression Expression, operator string) BoolExpression {
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exp := prefixBoolExpression{}
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exp.prefixOpExpression = newPrefixExpression(expression, operator)
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exp.expressionInterfaceImpl.parent = &exp
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exp.boolInterfaceImpl.parent = &exp
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return &exp
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}
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//---------------------------------------------------//
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type postfixBoolOpExpression struct {
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expressionInterfaceImpl
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boolInterfaceImpl
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postfixOpExpression
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}
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func newPostifxBoolExpression(expression Expression, operator string) BoolExpression {
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exp := postfixBoolOpExpression{}
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exp.postfixOpExpression = newPostfixOpExpression(expression, operator)
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exp.expressionInterfaceImpl.parent = &exp
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exp.boolInterfaceImpl.parent = &exp
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return &exp
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}
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