Scope modifiers: Difference between revisions
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Variables in Ela are lexically scoped (pretty similar to Haskell) and can be declared using let/in and where bindings. Additionally Ela provides a 'private' scope modifier for global bindings: |
Variables in Ela are lexically scoped (pretty similar to Haskell) and can be declared using let/in and where bindings. Additionally Ela provides a 'private' scope modifier for global bindings: |
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<lang ela> |
<lang ela> |
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pi # private |
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pi = 3.14159 |
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sum # private |
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sum x y = x + y</lang> |
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Names declared with 'private' modifier are not visible outside of a module. All other bindings are visible and can be imported. It is an error to use 'private' modifier on local bindings. |
Names declared with 'private' modifier are not visible outside of a module. All other bindings are visible and can be imported. It is an error to use 'private' modifier on local bindings. |
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