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-rw-r--r--dhall/src/imports.rs26
-rw-r--r--dhall/src/tests.rs8
2 files changed, 16 insertions, 18 deletions
diff --git a/dhall/src/imports.rs b/dhall/src/imports.rs
index 3c33b4e..cedc072 100644
--- a/dhall/src/imports.rs
+++ b/dhall/src/imports.rs
@@ -1,6 +1,3 @@
-// use dhall_core::{Expr, FilePrefix, Import, ImportLocation, ImportMode, X};
-use dhall_core::{Expr, Import, X};
-// use std::path::Path;
use crate::error::Error;
use crate::expr::*;
use dhall_core::*;
@@ -27,7 +24,7 @@ pub enum ImportRoot {
fn resolve_import(
import: &Import,
root: &ImportRoot,
-) -> Result<Expr<X, X>, ImportError> {
+) -> Result<Resolved, ImportError> {
use self::ImportRoot::*;
use dhall_core::FilePrefix::*;
use dhall_core::ImportLocation::*;
@@ -37,11 +34,12 @@ fn resolve_import(
match &import.location_hashed.location {
Local(prefix, path) => {
let path = match prefix {
+ // TODO: fail gracefully
Parent => cwd.parent().unwrap().join(path),
Here => cwd.join(path),
_ => unimplemented!("{:?}", import),
};
- Ok(load_dhall_file(&path, true).map_err(|e| {
+ Ok(load_import(&path).map_err(|e| {
ImportError::Recursive(import.clone(), Box::new(e))
})?)
}
@@ -49,6 +47,10 @@ fn resolve_import(
}
}
+fn load_import(f: &Path) -> Result<Resolved, Error> {
+ Ok(Parsed::parse_file(f)?.resolve()?)
+}
+
fn resolve_expr(
Parsed(expr, root): Parsed,
allow_imports: bool,
@@ -56,7 +58,7 @@ fn resolve_expr(
let resolve = |import: &Import| -> Result<SubExpr<X, X>, ImportError> {
if allow_imports {
let expr = resolve_import(import, &root)?;
- Ok(expr.roll())
+ Ok(expr.0)
} else {
Err(ImportError::UnexpectedImport(import.clone()))
}
@@ -96,12 +98,8 @@ impl Parsed {
}
}
-// Deprecated
-pub fn load_dhall_file(
- f: &Path,
- resolve_imports: bool,
-) -> Result<Expr<X, X>, Error> {
- let expr = Parsed::parse_file(f)?;
- let expr = resolve_expr(expr, resolve_imports)?;
- Ok(expr.0.unroll())
+// Deprecated, used for tests only
+#[allow(dead_code)]
+pub fn load_dhall_file(f: &Path) -> Result<SubExpr<X, X>, Error> {
+ Ok(load_import(f)?.0)
}
diff --git a/dhall/src/tests.rs b/dhall/src/tests.rs
index 9e78c2f..dede639 100644
--- a/dhall/src/tests.rs
+++ b/dhall/src/tests.rs
@@ -48,8 +48,8 @@ pub enum Feature {
}
// Deprecated
-fn read_dhall_file<'i>(file_path: &str) -> Result<Expr<X, X>> {
- crate::imports::load_dhall_file(&PathBuf::from(file_path), true)
+fn read_dhall_file<'i>(file_path: &str) -> Result<SubExpr<X, X>> {
+ crate::imports::load_dhall_file(&PathBuf::from(file_path))
}
fn parse_file_str<'i>(file_path: &str) -> Result<Parsed> {
@@ -134,9 +134,9 @@ pub fn run_test(base_path: &str, feature: Feature) {
.spawn(|| {
let expr_file_path = base_path.clone() + "A.dhall";
let expected_file_path = base_path + "B.dhall";
- let expr = rc(read_dhall_file(&expr_file_path).unwrap());
+ let expr = read_dhall_file(&expr_file_path).unwrap();
let expected =
- rc(read_dhall_file(&expected_file_path).unwrap());
+ read_dhall_file(&expected_file_path).unwrap();
typecheck::type_of(dhall::subexpr!(expr: expected))
.unwrap();
})