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fix markdown error

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Robert Hickman 2019-04-12 21:07:30 +01:00 committed by Matthew Brown
parent a1cbf41a0e
commit 7b5e3c88e3

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@ -4,8 +4,9 @@ Psalm's type system represents the types of variables within a program using dif
Note that all classes, but not traits in this directory are valid types. Most, but not all, are prefixed 'T'. This will be changing in version 4, all of them will be prefixed, and a few names will be changed for clarity.
The classes are as follows:
# Union
### Union
Class Union specifies a set of types, and can represent any one of these types at a time. They correspond to a vertical bar in a doc comment.