Update withError associativity to match Control.Alt

.github/workflows/ci.yml

@@ -22,7 +22,7 @@ jobs:
       - name: Cache PureScript dependencies
         uses: actions/cache@v2
         with:
-          key: ${{ runner.os }}-spago-${{ hashFiles('**/*.dhall') }}
+          key: ${{ runner.os }}-spago-${{ hashFiles('**/*.dhall') }}-4
           path: |
             .spago
             output
@@ -31,7 +31,7 @@ jobs:
         run: spago install
 
       - name: Build source
-        run: spago build --no-install --purs-args '--censor-lib --strict --censor-codes="UserDefinedWarning"'
+        run: spago build --no-install
 
 #      - name: Run tests
 #        run: spago test --no-install

CHANGELOG.md

@@ -7,6 +7,7 @@ Notable changes to this project are documented in this file. The format is based
 Breaking changes:
 - Update project and deps to PureScript v0.15.0 (#90 by @JordanMartinez)
 - Drop deprecated `MonadZero` instance (#90 by @JordanMartinez)
+- Change precedence of `withError` operator to accommodate associativity changes in `Control.Alt` (#92 by @thomashoneyman)
 
 New features:
 

src/StringParser/Combinators.purs

@@ -105,7 +105,7 @@ assertConsume (Parser p) = Parser \s ->
 withError :: forall a. Parser a -> String -> Parser a
 withError p msg = p <|> fail msg
 
-infixl 3 withError as <?>
+infixl 4 withError as <?>
 
 -- | Parse a string between opening and closing markers.
 between :: forall a open close. Parser open -> Parser close -> Parser a -> Parser a