Add typos to CI checks

.github/workflows/test.yml

@@ -9,9 +9,18 @@ env:
   DOC_PATH: target/doc
 
 jobs:
+  typos:
+    runs-on: ubuntu-latest
+    steps:
+    - name: Install typos
+      run: cargo install typos-cli
+    - name: Typos
+      run: typos .
+
   tests:
     name: "LLVM ${{ matrix.llvm-version[0] }}: ${{ matrix.os }}"
     runs-on: ${{ matrix.os }}
+    needs: typos
     strategy:
       matrix:
         llvm-version:
@@ -46,6 +55,7 @@ jobs:
         run: cargo build --release --features llvm${{ matrix.llvm-version[1] }} --verbose
       - name: Run tests
         run: cargo test --release --features llvm${{ matrix.llvm-version[1] }} --verbose
+
   doc:
     name: Documentation
     runs-on: ubuntu-latest
@@ -67,4 +77,4 @@ jobs:
       with:
         github_token: ${{ secrets.GITHUB_TOKEN }}
         publish_dir: ${{ env.DOC_PATH }}
-        force_orphan: true
+        force_orphan: true

_typos.toml

@@ -0,0 +1,9 @@
+[default]
+extend-ignore-identifiers-re = [
+    "TRE",
+    "olt",
+    "isplay",
+    "toi",
+    "OLT",
+    "BVE"
+]

src/builder.rs

@@ -66,8 +66,6 @@ enum PositionState {
 pub enum BuilderError {
     #[error("Builder position is not set")]
     UnsetPosition,
-    #[error("GEP error: does not point to a struct or index is out of bounds")]
-    GEPError,
     #[error("Alignment error")]
     AlignmentError(&'static str),
     #[error("Aggregate extract index out of range")]
@@ -1104,13 +1102,13 @@ impl<'ctx> Builder<'ctx> {
         let pointee_ty = ptr_ty.get_element_type();
 
         if !pointee_ty.is_struct_type() {
-            return Err(BuilderError::GEPError);
+            return Err(BuilderError::GEPPointee);
         }
 
         let struct_ty = pointee_ty.into_struct_type();
 
         if index >= struct_ty.count_fields() {
-            return Err(BuilderError::GEPError);
+            return Err(BuilderError::GEPIndex);
         }
 
         let c_string = to_c_str(name);