| Warn | Language.PureScript.Constants |
| warn | Language.PureScript.Publish |
| warnAndRethrow | Language.PureScript.Errors, Language.PureScript |
| warnAndRethrowWithPosition | Language.PureScript.Errors, Language.PureScript |
| warnAndRethrowWithPositionTC | Language.PureScript.TypeChecker.Monad, Language.PureScript.TypeChecker, Language.PureScript |
| warnDuplicateRefs | Language.PureScript.Sugar.Names.Common |
| Warning | Language.PureScript.Errors, Language.PureScript |
| warnings | Language.PureScript.Errors.JSON |
| warnWithPosition | Language.PureScript.Errors, Language.PureScript |
| watcher | Language.PureScript.Ide.Watcher |
| Where | |
| 1 (Type/Class) | Language.PureScript.CST.Types, Language.PureScript.CST |
| 2 (Data Constructor) | Language.PureScript.CST.Types, Language.PureScript.CST |
| whereBindings | Language.PureScript.CST.Types, Language.PureScript.CST |
| whereExpr | Language.PureScript.CST.Types, Language.PureScript.CST |
| WhereProvenance | Language.PureScript.AST.Declarations, Language.PureScript.AST, Language.PureScript.Errors, Language.PureScript |
| whereRange | Language.PureScript.CST.Positions |
| While | Language.PureScript.CoreImp.AST, Language.PureScript.CoreImp |
| widen | Language.PureScript.CST.Positions |
| widenSourceAnn | Language.PureScript.AST.SourcePos, Language.PureScript.AST, Language.PureScript.Errors, Language.PureScript |
| widenSourceSpan | Language.PureScript.AST.SourcePos, Language.PureScript.AST, Language.PureScript.Errors, Language.PureScript |
| width | Language.PureScript.Publish.BoxesHelpers |
| WildcardAnnotations | Language.PureScript.Ide.CaseSplit |
| WildcardInferredType | Language.PureScript.AST.Declarations, Language.PureScript.AST, Language.PureScript.Errors, Language.PureScript |
| withBindingGroupVisible | Language.PureScript.TypeChecker.Monad, Language.PureScript.TypeChecker, Language.PureScript |
| withEmptyAnn | Language.PureScript.Ide.Util |
| withErrorMessageHint | Language.PureScript.TypeChecker.Monad, Language.PureScript.TypeChecker, Language.PureScript |
| withFreshSubstitution | Language.PureScript.TypeChecker.Monad, Language.PureScript.TypeChecker, Language.PureScript |
| withIndent | Language.PureScript.Pretty.Common |
| withoutWarnings | Language.PureScript.TypeChecker.Monad, Language.PureScript.TypeChecker, Language.PureScript |
| withPosition | Language.PureScript.Errors, Language.PureScript |
| withScopedTypeVars | Language.PureScript.TypeChecker.Monad, Language.PureScript.TypeChecker, Language.PureScript |
| withSourceSpan | Language.PureScript.CoreImp.AST, Language.PureScript.CoreImp, Language.PureScript.CodeGen.JS, Language.PureScript.CodeGen |
| withTypeClassDictionaries | Language.PureScript.TypeChecker.Monad, Language.PureScript.TypeChecker, Language.PureScript |
| Wrapped | |
| 1 (Type/Class) | Language.PureScript.CST.Types, Language.PureScript.CST |
| 2 (Data Constructor) | Language.PureScript.CST.Types, Language.PureScript.CST |
| wrappedRange | Language.PureScript.CST.Positions |
| writeSTRef | Language.PureScript.Constants |
| writeUTF8File | System.IO.UTF8 |
| writeUTF8FileT | System.IO.UTF8 |
| wrpClose | Language.PureScript.CST.Types, Language.PureScript.CST |
| wrpOpen | Language.PureScript.CST.Types, Language.PureScript.CST |
| wrpValue | Language.PureScript.CST.Types, Language.PureScript.CST |