diff --git a/.prettierignore b/.prettierignore
index 68c24941..8a670c22 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -9,3 +9,4 @@ packages/website/.docusaurus
 packages/squiggle-lang/lib
 packages/squiggle-lang/.nyc_output/
 packages/squiggle-lang/coverage/
+packages/squiggle-lang/.cache/
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index ed7f264f..8a3b026a 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -16,7 +16,7 @@ Squiggle is currently pre-alpha.
 
 # Bug reports
 
-Anyone (with a github account) can file an issue at any time. Please allow Quinn, Sam, and Ozzie to triage, but otherwise just follow the suggestions in the issue templates. 
+Anyone (with a github account) can file an issue at any time. Please allow Quinn, Sam, and Ozzie to triage, but otherwise just follow the suggestions in the issue templates.
 
 # Project structure
 
@@ -46,11 +46,11 @@ You can't run `yarn` outside of a FHS shell. Additionally, you need to `patchelf
 ./nixos.sh
 ```
 
-Reasons for this are comments in the script. Then, you should be able to do all the package-level `yarn run` commands/scripts. 
+Reasons for this are comments in the script. Then, you should be able to do all the package-level `yarn run` commands/scripts.
 
 # Try not to push directly to develop
 
-If you absolutely must, please prefix your commit message with `hotfix: `. 
+If you absolutely must, please prefix your commit message with `hotfix: `.
 
 # Pull request protocol
 
diff --git a/packages/squiggle-lang/.prettierignore b/packages/squiggle-lang/.prettierignore
index bc218d9b..1c242bb9 100644
--- a/packages/squiggle-lang/.prettierignore
+++ b/packages/squiggle-lang/.prettierignore
@@ -4,3 +4,4 @@ lib
 *.gen.tsx
 .nyc_output/
 coverage/
+.cache/
\ No newline at end of file
diff --git a/packages/squiggle-lang/__tests__/Reducer/Reducer_TestHelpers.res b/packages/squiggle-lang/__tests__/Reducer/Reducer_TestHelpers.res
index 0790c078..581f6c8a 100644
--- a/packages/squiggle-lang/__tests__/Reducer/Reducer_TestHelpers.res
+++ b/packages/squiggle-lang/__tests__/Reducer/Reducer_TestHelpers.res
@@ -17,7 +17,10 @@ let expectEvalToBe = (expr: string, answer: string) =>
   Reducer.evaluate(expr)->ExpressionValue.toStringResult->expect->toBe(answer)
 
 let expectEvalBindingsToBe = (expr: string, bindings: Reducer.externalBindings, answer: string) =>
-  Reducer.evaluateUsingExternalBindings(expr, bindings)->ExpressionValue.toStringResult->expect->toBe(answer)
+  Reducer.evaluateUsingExternalBindings(expr, bindings)
+  ->ExpressionValue.toStringResult
+  ->expect
+  ->toBe(answer)
 
 let expectEvalPartialBindingsToBe = (
   expr: string,
diff --git a/packages/squiggle-lang/src/rescript/Reducer/Reducer_Expression/Reducer_Expression.res b/packages/squiggle-lang/src/rescript/Reducer/Reducer_Expression/Reducer_Expression.res
index 68881496..b45b8e14 100644
--- a/packages/squiggle-lang/src/rescript/Reducer/Reducer_Expression/Reducer_Expression.res
+++ b/packages/squiggle-lang/src/rescript/Reducer/Reducer_Expression/Reducer_Expression.res
@@ -136,7 +136,9 @@ let evalPartialUsingExternalBindings_ = (codeText: string, bindings: T.bindings)
   Therefore all statments are assignments.
 */
 let evalOuterWBindings_ = (codeText: string, bindings: T.bindings) => {
-  parseOuter(codeText)->Result.flatMap(expression => expression->evalUsingExternalBindingsExpression_(bindings))
+  parseOuter(codeText)->Result.flatMap(expression =>
+    expression->evalUsingExternalBindingsExpression_(bindings)
+  )
 }
 
 /*