Haskell 98 Report: Index

• 1  Introduction
• 2  A technical summary of Hugs 98
• 3  Hugs for beginners
• 3.1  Expressions
• 3.2  Commands
• 3.3  Programs
• 4  Starting Hugs
• 4.1  Environment options
• 4.2  Options
• 5  Hugs commands
• 5.1  Basic commands
• 5.2  Loading and editing modules and projects
• 5.3  Finding information about the system
• 6  Library overview
• 6.1  Standard Libraries
• 6.2  The Hugs-GHC Extension Libraries
• 6.3  Portable Libraries
• 6.4  Hugs-Specific Libraries
• 7  An overview of Hugs extensions
• 7.1  Type class extensions
• 7.1.1  Multiple parameter classes
• 7.1.1.1  Ambiguity problems
• 7.1.1.2  An attempt to use constructor classes
• 7.1.1.3  Adding dependencies
• 7.1.2  More flexible instance declarations
• 7.1.3  Overlapping instances
• 7.1.4  More flexible contexts
• 7.2  Extensible records: Trex
• 7.2.1  Basic concepts
• 7.2.2  Extensibility
• 7.3  Other type system extensions
• 7.3.1  Enhanced polymorphic recursion
• 7.3.2  Rank 2 polymorphism
• 7.3.3  Type annotations in patterns
• 7.3.4  Existential types
• 7.3.5  Restricted type synonyms
• 7.4  Implicit parameters
• 8  Other Hugs programs
• 8.1  Stand-alone program execution
• 8.2  Hugs for Windows
• 9  Conformance with Haskell 98
• 9.1  Haskell 98 features not in Hugs
• 9.2  Libraries
• 9.3  Haskell 98 extensions
• 10  Pointers to further information