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++ Contibuted by Yixin Cao
)abbrev domain TD TestDomain
import OutputPackage
TestDomain :Public == Private where
Public == with
testCase: Syntax -> Boolean
testCoerceTo: Symbol -> Syntax
testCoerceFrom: Syntax -> Symbol
testBuildSyntax: () -> Syntax
testGetOperator: Syntax -> Syntax
testGetOperator: () -> Syntax
test: Syntax -> Boolean
test: () -> Boolean
Private == add
testBuildSyntax ==
b:=("b")::Symbol
a:=("a")::Symbol
m:=("-")::Symbol
c:=buildSyntax('_*, [a::Syntax, 3::Syntax])
d:=buildSyntax(m::Syntax, [b::Syntax, c])
d:=buildSyntax('_-, [3::Syntax, 2::Syntax])
d
testCase(x) ==
x case Symbol
testCoerceFrom x ==
x case Symbol => coerce(x)@Symbol
testCoerceTo s ==
error "not implemented yet"
testGetOperator ==
(getOperator testBuildSyntax())::Syntax
test ==
test testBuildSyntax()
test x ==
output "testing case function"
testCase x
output "case function works"
output "testing coerce from Syntax to Symbol"
testCoerceFrom x
output "coerce (from) function works"
output "testing getOperator function"
testGetOperator()
output "getOperator function works"
true
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