fixed typos, added typos checking to CI

compiler/constrain/src/builtins.rs

@@ -13,7 +13,7 @@ use roc_types::types::Type::{self, *};
 #[inline(always)]
 pub fn int_literal(
     num_var: Variable,
-    percision_var: Variable,
+    precision_var: Variable,
     expected: Expected<Type>,
     region: Region,
 ) -> Constraint {
@@ -25,7 +25,7 @@ pub fn int_literal(
         And(vec![
             Eq(
                 num_type.clone(),
-                ForReason(reason, num_int(Type::Variable(percision_var)), region),
+                ForReason(reason, num_int(Type::Variable(precision_var)), region),
                 Category::Int,
                 region,
             ),

compiler/constrain/src/expr.rs

@@ -96,7 +96,7 @@ pub fn constrain_expr(
     expected: Expected<Type>,
 ) -> Constraint {
     match expr {
-        Int(var, percision, _) => int_literal(*var, *percision, expected, region),
+        Int(var, precision, _) => int_literal(*var, *precision, expected, region),
         Num(var, _) => exists(
             vec![*var],
             Eq(
@@ -106,7 +106,7 @@ pub fn constrain_expr(
                 region,
             ),
         ),
-        Float(var, percision, _) => float_literal(*var, *percision, expected, region),
+        Float(var, precision, _) => float_literal(*var, *precision, expected, region),
         EmptyRecord => constrain_empty_record(region, expected),
         Expr::Record { record_var, fields } => {
             if fields.is_empty() {

compiler/constrain/src/module.rs

@@ -146,7 +146,7 @@ pub fn pre_constrain_imports(
     // Translate referenced symbols into constraints. We do this on the main
     // thread because we need exclusive access to the exposed_types map, in order
     // to get the necessary constraint info for any aliases we imported. We also
-    // resolve builtin types now, so we can use a refernce to stdlib instead of
+    // resolve builtin types now, so we can use a reference to stdlib instead of
     // having to either clone it or recreate it from scratch on the other thread.
     for &symbol in references.iter() {
         let module_id = symbol.module_id();