Extract constants for std::io errors

2 files changed, 5 insertions, 2 deletions

diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/rusttransient0/RustTransient0Generator.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/rusttransient0/RustTransient0Generator.java
index b34206e..15e9e9d 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/rusttransient0/RustTransient0Generator.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/generators/rusttransient0/RustTransient0Generator.java
@@ -1071,9 +1071,9 @@ public class RustTransient0Generator implements Generator {
         return mapErr(
             result,
             error -> new RustCallExpression(
-                RustPath.global("std", "io", "Error", "new"),
+                RustTypes.IO_ERROR.addSegment(RustPathSegment.of("new")),
                 List.of(
-                    RustPath.global("std", "io", "ErrorKind", "InvalidData"),
+                    RustTypes.IO_ERROR_KIND_INVALID_DATA,
                     createSubError.apply(error)
                 )
             )
diff --git a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustTypes.java b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustTypes.java
index 1dea2b0..3b55420 100644
--- a/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustTypes.java
+++ b/src/main/java/org/zwobble/hobgoblin/compiler/output/lang/rust/RustTypes.java
@@ -31,6 +31,9 @@ public class RustTypes {
             .withArgs(List.of(keyType, valueType));
     }
 
+    public static RustPath IO_ERROR = RustPath.global("std", "io", "Error");
+    public static RustPath IO_ERROR_KIND = RustPath.global("std", "io", "ErrorKind");
+    public static RustPath IO_ERROR_KIND_INVALID_DATA = IO_ERROR_KIND.addSegment(RustPathSegment.of("InvalidData"));
     public static RustPath IO_RESULT = RustPath.global("std", "io", "Result");
     public static RustPath IO_RESULT_OK = IO_RESULT.addSegment(RustPathSegment.of("Ok"));