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tcfail206.hs:5:5: error:
• Couldn't match type ‘Bool’ with ‘Int’
Expected: Bool -> (Int, Bool)
Actual: Bool -> (Bool, Bool)
• In the expression: (, True)
In an equation for ‘a’: a = (, True)
tcfail206.hs:8:5: error:
• Couldn't match type: (t1, Int)
with: Bool -> (Int, Bool)
Expected: Int -> Bool -> (Int, Bool)
Actual: Int -> (t1, Int)
• In the expression: (1,)
In an equation for ‘b’: b = (1,)
tcfail206.hs:11:5: error:
• Couldn't match type ‘a’ with ‘Bool’
Expected: a -> (a, Bool)
Actual: a -> (Bool, a)
‘a’ is a rigid type variable bound by
the type signature for:
c :: forall a. a -> (a, Bool)
at tcfail206.hs:10:1-19
• In the expression: (True || False,)
In an equation for ‘c’: c = (True || False,)
• Relevant bindings include
c :: a -> (a, Bool) (bound at tcfail206.hs:11:1)
tcfail206.hs:14:5: error:
• Couldn't match type ‘Bool’ with ‘Int’
Expected: Bool -> (# Int, Bool #)
Actual: Bool -> (# Bool, Bool #)
• In the expression: (# , True #)
In an equation for ‘d’: d = (# , True #)
tcfail206.hs:17:5: error:
• Couldn't match type: (# t0, Int #)
with: Bool -> (# Int, Bool #)
Expected: Int -> Bool -> (# Int, Bool #)
Actual: Int -> (# t0, Int #)
• In the expression: (# 1, #)
In an equation for ‘e’: e = (# 1, #)
tcfail206.hs:20:5: error:
• Couldn't match type ‘a’ with ‘Bool’
Expected: a -> (# a, Bool #)
Actual: a -> (# Bool, a #)
‘a’ is a rigid type variable bound by
the type signature for:
f :: forall a. a -> (# a, Bool #)
at tcfail206.hs:19:1-21
• In the expression: (# True || False, #)
In an equation for ‘f’: f = (# True || False, #)
• Relevant bindings include
f :: a -> (# a, Bool #) (bound at tcfail206.hs:20:1)
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