| Safe Haskell | None |
|---|---|
| Language | Haskell2010 |
Distribution.SPDX.LicenseExpression
Synopsis
Documentation
data LicenseExpression Source #
SPDX License Expression.
idstring = 1*(ALPHA / DIGIT / "-" / "." )
license id = <short form license identifier inAppendix I.1>
license exception id = <short form license exception identifier inAppendix I.2>
license ref = ["DocumentRef-"1*(idstring)":"]"LicenseRef-"1*(idstring)
simple expression = license id / license id"+" / license ref
compound expression = 1*1(simple expression /
simple expression "WITH" license exception id /
compound expression "AND" compound expression /
compound expression "OR" compound expression ) /
"(" compound expression ")" )
license expression = 1*1(simple expression / compound expression)
Constructors
| ELicense !SimpleLicenseExpression !(Maybe LicenseExceptionId) | |
| EAnd !LicenseExpression !LicenseExpression | |
| EOr !LicenseExpression !LicenseExpression |
Instances
data SimpleLicenseExpression Source #
Simple License Expressions.
Constructors
| ELicenseId LicenseId | An SPDX License List Short Form Identifier. For example: |
| ELicenseIdPlus LicenseId | An SPDX License List Short Form Identifier with a unary"+" operator suffix to represent the current version of the license or any later version. For example: |
| ELicenseRef LicenseRef | A SPDX user defined license reference: For example: |