Brutally make all of dhall pub

28 files changed, 125 insertions, 124 deletions

diff --git a/dhall/README.md b/dhall/README.md
index 82b3e6a..25f11f7 100644
--- a/dhall/README.md
+++ b/dhall/README.md
@@ -1,10 +1,11 @@
 # `dhall`
 
 Implementation of the Dhall configuration language.
-This is an internal crate used for [`serde_dhall`], you probably want to use
-that instead.
 
-The API is very unstable and does not respect semver;
-use at your own risk.
+WARNING: This is an internal crate used for [`serde_dhall`], you probably want
+to use that instead.
+
+WARNING: The API is very unstable and does not respect semver; use at your own
+risk.
 
 [`serde_dhall`]: https://docs.rs/serde_dhall
diff --git a/dhall/src/error/builder.rs b/dhall/src/error/builder.rs
index c0bacb5..3ee65fb 100644
--- a/dhall/src/error/builder.rs
+++ b/dhall/src/error/builder.rs
@@ -6,7 +6,7 @@ use annotate_snippets::{
 use crate::syntax::{ParsedSpan, Span};
 
 #[derive(Debug, Clone, Default)]
-pub(crate) struct ErrorBuilder {
+pub struct ErrorBuilder {
     title: FreeAnnotation,
     annotations: Vec<SpannedAnnotation>,
     footer: Vec<FreeAnnotation>,
diff --git a/dhall/src/error/mod.rs b/dhall/src/error/mod.rs
index e28b98b..ef4d41f 100644
--- a/dhall/src/error/mod.rs
+++ b/dhall/src/error/mod.rs
@@ -4,7 +4,7 @@ use crate::semantics::resolve::{ImportLocation, ImportStack};
 use crate::syntax::{Import, ParseError};
 
 mod builder;
-pub(crate) use builder::*;
+pub use builder::*;
 
 pub type Result<T> = std::result::Result<T, Error>;
 
@@ -15,7 +15,7 @@ pub struct Error {
 
 #[derive(Debug)]
 #[non_exhaustive]
-pub(crate) enum ErrorKind {
+pub enum ErrorKind {
     IO(IOError),
     Parse(ParseError),
     Decode(DecodeError),
@@ -25,7 +25,7 @@ pub(crate) enum ErrorKind {
 }
 
 #[derive(Debug)]
-pub(crate) enum ImportError {
+pub enum ImportError {
     Missing,
     MissingEnvVar,
     SanityCheck,
@@ -53,21 +53,21 @@ pub struct TypeError {
 
 /// The specific type error
 #[derive(Debug)]
-pub(crate) enum TypeMessage {
+pub enum TypeMessage {
     Custom(String),
 }
 
 impl Error {
-    pub(crate) fn new(kind: ErrorKind) -> Self {
+    pub fn new(kind: ErrorKind) -> Self {
         Error { kind }
     }
-    pub(crate) fn kind(&self) -> &ErrorKind {
+    pub fn kind(&self) -> &ErrorKind {
         &self.kind
     }
 }
 
 impl TypeError {
-    pub(crate) fn new(message: TypeMessage) -> Self {
+    pub fn new(message: TypeMessage) -> Self {
         TypeError { message }
     }
 }
diff --git a/dhall/src/lib.rs b/dhall/src/lib.rs
index caaf260..34a9bac 100644
--- a/dhall/src/lib.rs
+++ b/dhall/src/lib.rs
@@ -26,17 +26,17 @@ use crate::syntax::Expr;
 pub use crate::simple::{STyKind, SValKind, SimpleType, SimpleValue};
 
 #[derive(Debug, Clone)]
-pub(crate) struct Parsed(Expr, ImportLocation);
+pub struct Parsed(Expr, ImportLocation);
 
 /// An expression where all imports have been resolved
 ///
 /// Invariant: there must be no `Import` nodes or `ImportAlt` operations left.
 #[derive(Debug, Clone)]
-pub(crate) struct Resolved(Hir);
+pub struct Resolved(Hir);
 
 /// A typed expression
 #[derive(Debug, Clone)]
-pub(crate) struct Typed {
+pub struct Typed {
     hir: Hir,
     ty: Type,
 }
@@ -45,23 +45,23 @@ pub(crate) struct Typed {
 ///
 /// This is actually a lie, because the expression will only get normalized on demand.
 #[derive(Debug, Clone)]
-pub(crate) struct Normalized(Nir);
+pub struct Normalized(Nir);
 
 /// A Dhall value.
 #[derive(Debug, Clone)]
 pub struct Value {
     /// Invariant: in normal form
-    pub(crate) hir: Hir,
+    pub hir: Hir,
     /// Cached conversions because they are annoying to construct from Hir.
-    pub(crate) as_simple_val: Option<SimpleValue>,
-    pub(crate) as_simple_ty: Option<SimpleType>,
+    pub as_simple_val: Option<SimpleValue>,
+    pub as_simple_ty: Option<SimpleType>,
 }
 
 /// Controls conversion from `Nir` to `Expr`
 #[derive(Copy, Clone, Default)]
-pub(crate) struct ToExprOptions {
+pub struct ToExprOptions {
     /// Whether to convert all variables to `_`
-    pub(crate) alpha: bool,
+    pub alpha: bool,
 }
 
 impl Parsed {
@@ -96,7 +96,7 @@ impl Resolved {
     pub fn typecheck(&self) -> Result<Typed, TypeError> {
         Ok(Typed::from_tir(typecheck(&self.0)?))
     }
-    pub(crate) fn typecheck_with(self, ty: &Hir) -> Result<Typed, TypeError> {
+    pub fn typecheck_with(self, ty: &Hir) -> Result<Typed, TypeError> {
         Ok(Typed::from_tir(typecheck_with(&self.0, ty)?))
     }
     /// Converts a value back to the corresponding AST expression.
@@ -122,10 +122,10 @@ impl Typed {
         self.hir.to_expr(ToExprOptions { alpha: false })
     }
 
-    pub(crate) fn ty(&self) -> &Type {
+    pub fn ty(&self) -> &Type {
         &self.ty
     }
-    pub(crate) fn get_type(&self) -> Result<Normalized, TypeError> {
+    pub fn get_type(&self) -> Result<Normalized, TypeError> {
         Ok(Normalized(self.ty.clone().into_nir()))
     }
 }
@@ -144,11 +144,11 @@ impl Normalized {
         self.0.to_expr(ToExprOptions::default())
     }
     /// Converts a value back to the corresponding Hir expression.
-    pub(crate) fn to_hir(&self) -> Hir {
+    pub fn to_hir(&self) -> Hir {
         self.0.to_hir_noenv()
     }
     /// Converts a value back to the corresponding AST expression, alpha-normalizing in the process.
-    pub(crate) fn to_expr_alpha(&self) -> Expr {
+    pub fn to_expr_alpha(&self) -> Expr {
         self.0.to_expr(ToExprOptions { alpha: true })
     }
 }
@@ -178,7 +178,7 @@ impl Value {
     }
 
     /// Converts a value back to the corresponding AST expression.
-    pub(crate) fn to_expr(&self) -> Expr {
+    pub fn to_expr(&self) -> Expr {
         self.hir.to_expr(ToExprOptions::default())
     }
 }
diff --git a/dhall/src/semantics/builtins.rs b/dhall/src/semantics/builtins.rs
index ef375b8..fa22bd0 100644
--- a/dhall/src/semantics/builtins.rs
+++ b/dhall/src/semantics/builtins.rs
@@ -14,7 +14,7 @@ use std::convert::TryInto;
 /// A partially applied builtin.
 /// Invariant: the evaluation of the given args must not be able to progress further
 #[derive(Debug, Clone)]
-pub(crate) struct BuiltinClosure {
+pub struct BuiltinClosure {
     env: NzEnv,
     b: Builtin,
     /// Arguments applied to the closure so far.
@@ -43,7 +43,7 @@ impl BuiltinClosure {
     }
 }
 
-pub(crate) fn rc(x: UnspannedExpr) -> Expr {
+pub fn rc(x: UnspannedExpr) -> Expr {
     Expr::new(x, Span::Artificial)
 }
 
@@ -103,7 +103,7 @@ macro_rules! make_type {
     };
 }
 
-pub(crate) fn type_of_builtin(b: Builtin) -> Hir {
+pub fn type_of_builtin(b: Builtin) -> Hir {
     use Builtin::*;
     let expr = match b {
         Bool | Natural | Integer | Double | Text => make_type!(Type),
diff --git a/dhall/src/semantics/mod.rs b/dhall/src/semantics/mod.rs
index 87033c9..468d8b1 100644
--- a/dhall/src/semantics/mod.rs
+++ b/dhall/src/semantics/mod.rs
@@ -3,7 +3,7 @@ pub mod nze;
 pub mod parse;
 pub mod resolve;
 pub mod tck;
-pub(crate) use self::builtins::*;
-pub(crate) use self::nze::*;
-pub(crate) use self::resolve::*;
-pub(crate) use self::tck::*;
+pub use self::builtins::*;
+pub use self::nze::*;
+pub use self::resolve::*;
+pub use self::tck::*;
diff --git a/dhall/src/semantics/nze/env.rs b/dhall/src/semantics/nze/env.rs
index ef2bee6..ec99dbe 100644
--- a/dhall/src/semantics/nze/env.rs
+++ b/dhall/src/semantics/nze/env.rs
@@ -1,7 +1,7 @@
 use crate::semantics::{AlphaVar, Nir, NirKind};
 
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]
-pub(crate) enum NzVar {
+pub enum NzVar {
     /// Reverse-debruijn index: counts number of binders from the bottom of the stack.
     Bound(usize),
     /// Fake fresh variable generated for expression equality checking.
@@ -17,11 +17,11 @@ enum EnvItem<Type> {
 }
 
 #[derive(Debug, Clone)]
-pub(crate) struct ValEnv<Type> {
+pub struct ValEnv<Type> {
     items: Vec<EnvItem<Type>>,
 }
 
-pub(crate) type NzEnv = ValEnv<()>;
+pub type NzEnv = ValEnv<()>;
 
 impl NzVar {
     pub fn new(idx: usize) -> Self {
diff --git a/dhall/src/semantics/nze/mod.rs b/dhall/src/semantics/nze/mod.rs
index 2648339..23022e0 100644
--- a/dhall/src/semantics/nze/mod.rs
+++ b/dhall/src/semantics/nze/mod.rs
@@ -3,7 +3,7 @@ pub mod lazy;
 pub mod nir;
 pub mod normalize;
 pub mod var;
-pub(crate) use env::*;
-pub(crate) use nir::*;
-pub(crate) use normalize::*;
-pub(crate) use var::*;
+pub use env::*;
+pub use nir::*;
+pub use normalize::*;
+pub use var::*;
diff --git a/dhall/src/semantics/nze/nir.rs b/dhall/src/semantics/nze/nir.rs
index 5fccbf1..e0d227e 100644
--- a/dhall/src/semantics/nze/nir.rs
+++ b/dhall/src/semantics/nze/nir.rs
@@ -19,7 +19,7 @@ use crate::ToExprOptions;
 /// normalize as needed.
 /// Stands for "Normalized intermediate representation"
 #[derive(Clone)]
-pub(crate) struct Nir(Rc<NirInternal>);
+pub struct Nir(Rc<NirInternal>);
 
 #[derive(Debug)]
 struct NirInternal {
@@ -28,7 +28,7 @@ struct NirInternal {
 
 /// An unevaluated subexpression
 #[derive(Debug, Clone)]
-pub(crate) enum Thunk {
+pub enum Thunk {
     /// A completely unnormalized expression.
     Thunk { env: NzEnv, body: Hir },
     /// A partially normalized expression that may need to go through `normalize_one_layer`.
@@ -37,7 +37,7 @@ pub(crate) enum Thunk {
 
 /// An unevaluated subexpression that takes an argument.
 #[derive(Debug, Clone)]
-pub(crate) enum Closure {
+pub enum Closure {
     /// Normal closure
     Closure { env: NzEnv, body: Hir },
     /// Closure that ignores the argument passed
@@ -48,7 +48,7 @@ pub(crate) enum Closure {
 // Invariant: this must not contain interpolations that are themselves TextLits, and contiguous
 // text values must be merged.
 #[derive(Debug, Clone, PartialEq, Eq)]
-pub(crate) struct TextLit(Vec<InterpolatedTextContents<Nir>>);
+pub struct TextLit(Vec<InterpolatedTextContents<Nir>>);
 
 /// This represents a value in Weak Head Normal Form (WHNF). This means that the value is
 /// normalized up to the first constructor, but subexpressions may not be fully normalized.
@@ -58,7 +58,7 @@ pub(crate) struct TextLit(Vec<InterpolatedTextContents<Nir>>);
 /// In particular, this means that once we get a `NirKind`, it can be considered immutable, and
 /// we only need to recursively normalize its sub-`Nir`s to get to the NF.
 #[derive(Debug, Clone, PartialEq, Eq)]
-pub(crate) enum NirKind {
+pub enum NirKind {
     /// Closures
     LamClosure {
         binder: Binder,
@@ -97,34 +97,34 @@ pub(crate) enum NirKind {
 
 impl Nir {
     /// Construct a Nir from a completely unnormalized expression.
-    pub(crate) fn new_thunk(env: NzEnv, hir: Hir) -> Nir {
+    pub fn new_thunk(env: NzEnv, hir: Hir) -> Nir {
         NirInternal::from_thunk(Thunk::new(env, hir)).into_nir()
     }
     /// Construct a Nir from a partially normalized expression that's not in WHNF.
-    pub(crate) fn from_partial_expr(e: ExprKind<Nir>) -> Nir {
+    pub fn from_partial_expr(e: ExprKind<Nir>) -> Nir {
         // TODO: env
         let env = NzEnv::new();
         NirInternal::from_thunk(Thunk::from_partial_expr(env, e)).into_nir()
     }
     /// Make a Nir from a NirKind
-    pub(crate) fn from_kind(v: NirKind) -> Nir {
+    pub fn from_kind(v: NirKind) -> Nir {
         NirInternal::from_whnf(v).into_nir()
     }
-    pub(crate) fn from_const(c: Const) -> Self {
+    pub fn from_const(c: Const) -> Self {
         let v = NirKind::Const(c);
         NirInternal::from_whnf(v).into_nir()
     }
-    pub(crate) fn from_builtin(b: Builtin) -> Self {
+    pub fn from_builtin(b: Builtin) -> Self {
         Self::from_builtin_env(b, &NzEnv::new())
     }
-    pub(crate) fn from_builtin_env(b: Builtin, env: &NzEnv) -> Self {
+    pub fn from_builtin_env(b: Builtin, env: &NzEnv) -> Self {
         Nir::from_kind(NirKind::from_builtin_env(b, env.clone()))
     }
-    pub(crate) fn from_text(txt: impl ToString) -> Self {
+    pub fn from_text(txt: impl ToString) -> Self {
         Nir::from_kind(NirKind::TextLit(TextLit::from_text(txt.to_string())))
     }
 
-    pub(crate) fn as_const(&self) -> Option<Const> {
+    pub fn as_const(&self) -> Option<Const> {
         match &*self.kind() {
             NirKind::Const(c) => Some(*c),
             _ => None,
@@ -132,22 +132,22 @@ impl Nir {
     }
 
     /// This is what you want if you want to pattern-match on the value.
-    pub(crate) fn kind(&self) -> &NirKind {
+    pub fn kind(&self) -> &NirKind {
         self.0.kind()
     }
 
-    pub(crate) fn to_type(&self, u: impl Into<Universe>) -> Type {
+    pub fn to_type(&self, u: impl Into<Universe>) -> Type {
         Type::new(self.clone(), u.into())
     }
     /// Converts a value back to the corresponding AST expression.
-    pub(crate) fn to_expr(&self, opts: ToExprOptions) -> Expr {
+    pub fn to_expr(&self, opts: ToExprOptions) -> Expr {
         self.to_hir_noenv().to_expr(opts)
     }
-    pub(crate) fn to_expr_tyenv(&self, tyenv: &TyEnv) -> Expr {
+    pub fn to_expr_tyenv(&self, tyenv: &TyEnv) -> Expr {
         self.to_hir(tyenv.as_varenv()).to_expr_tyenv(tyenv)
     }
 
-    pub(crate) fn app(&self, v: Nir) -> Nir {
+    pub fn app(&self, v: Nir) -> Nir {
         Nir::from_kind(apply_any(self.clone(), v))
     }
 
@@ -286,14 +286,14 @@ impl NirInternal {
 }
 
 impl NirKind {
-    pub(crate) fn into_nir(self) -> Nir {
+    pub fn into_nir(self) -> Nir {
         Nir::from_kind(self)
     }
 
-    pub(crate) fn from_builtin(b: Builtin) -> NirKind {
+    pub fn from_builtin(b: Builtin) -> NirKind {
         NirKind::from_builtin_env(b, NzEnv::new())
     }
-    pub(crate) fn from_builtin_env(b: Builtin, env: NzEnv) -> NirKind {
+    pub fn from_builtin_env(b: Builtin, env: NzEnv) -> NirKind {
         BuiltinClosure::new(b, env)
     }
 }
diff --git a/dhall/src/semantics/nze/normalize.rs b/dhall/src/semantics/nze/normalize.rs
index 46d8fb5..570e106 100644
--- a/dhall/src/semantics/nze/normalize.rs
+++ b/dhall/src/semantics/nze/normalize.rs
@@ -5,7 +5,7 @@ use crate::semantics::NzEnv;
 use crate::semantics::{Binder, Closure, Hir, HirKind, Nir, NirKind, TextLit};
 use crate::syntax::{BinOp, ExprKind, InterpolatedTextContents, NumKind};
 
-pub(crate) fn apply_any(f: Nir, a: Nir) -> NirKind {
+pub fn apply_any(f: Nir, a: Nir) -> NirKind {
     match f.kind() {
         NirKind::LamClosure { closure, .. } => closure.apply(a).kind().clone(),
         NirKind::AppliedBuiltin(closure) => closure.apply(a),
@@ -16,7 +16,7 @@ pub(crate) fn apply_any(f: Nir, a: Nir) -> NirKind {
     }
 }
 
-pub(crate) fn squash_textlit(
+pub fn squash_textlit(
     elts: impl Iterator<Item = InterpolatedTextContents<Nir>>,
 ) -> Vec<InterpolatedTextContents<Nir>> {
     use std::mem::replace;
@@ -54,7 +54,7 @@ pub(crate) fn squash_textlit(
     ret
 }
 
-pub(crate) fn merge_maps<K, V, F>(
+pub fn merge_maps<K, V, F>(
     map1: &HashMap<K, V>,
     map2: &HashMap<K, V>,
     mut f: F,
@@ -207,7 +207,7 @@ fn apply_binop<'a>(o: BinOp, x: &'a Nir, y: &'a Nir) -> Option<Ret<'a>> {
 }
 
 #[allow(clippy::cognitive_complexity)]
-pub(crate) fn normalize_one_layer(expr: ExprKind<Nir>, env: &NzEnv) -> NirKind {
+pub fn normalize_one_layer(expr: ExprKind<Nir>, env: &NzEnv) -> NirKind {
     use NirKind::{
         EmptyListLit, EmptyOptionalLit, NEListLit, NEOptionalLit, Num,
         PartialExpr, RecordLit, RecordType, UnionConstructor, UnionLit,
@@ -464,7 +464,7 @@ pub(crate) fn normalize_one_layer(expr: ExprKind<Nir>, env: &NzEnv) -> NirKind {
 }
 
 /// Normalize Hir into WHNF
-pub(crate) fn normalize_hir_whnf(env: &NzEnv, hir: &Hir) -> NirKind {
+pub fn normalize_hir_whnf(env: &NzEnv, hir: &Hir) -> NirKind {
     match hir.kind() {
         HirKind::Var(var) => env.lookup_val(*var),
         HirKind::Import(hir, _) => normalize_hir_whnf(env, hir),
diff --git a/dhall/src/semantics/nze/var.rs b/dhall/src/semantics/nze/var.rs
index 413c759..302dbb7 100644
--- a/dhall/src/semantics/nze/var.rs
+++ b/dhall/src/semantics/nze/var.rs
@@ -8,10 +8,10 @@ pub struct Binder {
 }
 
 impl Binder {
-    pub(crate) fn new(name: Label) -> Self {
+    pub fn new(name: Label) -> Self {
         Binder { name }
     }
-    pub(crate) fn to_label(&self) -> Label {
+    pub fn to_label(&self) -> Label {
         self.clone().into()
     }
 }
diff --git a/dhall/src/semantics/parse.rs b/dhall/src/semantics/parse.rs
index 45860d0..2326471 100644
--- a/dhall/src/semantics/parse.rs
+++ b/dhall/src/semantics/parse.rs
@@ -9,33 +9,33 @@ use crate::syntax::binary;
 use crate::syntax::parse_expr;
 use crate::Parsed;
 
-pub(crate) fn parse_file(f: &Path) -> Result<Parsed, Error> {
+pub fn parse_file(f: &Path) -> Result<Parsed, Error> {
     let text = std::fs::read_to_string(f)?;
     let expr = parse_expr(&text)?;
     let root = ImportLocation::Local(f.to_owned());
     Ok(Parsed(expr, root))
 }
 
-pub(crate) fn parse_remote(url: Url) -> Result<Parsed, Error> {
+pub fn parse_remote(url: Url) -> Result<Parsed, Error> {
     let body = reqwest::blocking::get(url.clone()).unwrap().text().unwrap();
     let expr = parse_expr(&body)?;
     let root = ImportLocation::Remote(url);
     Ok(Parsed(expr, root))
 }
 
-pub(crate) fn parse_str(s: &str) -> Result<Parsed, Error> {
+pub fn parse_str(s: &str) -> Result<Parsed, Error> {
     let expr = parse_expr(s)?;
     let root = ImportLocation::Missing;
     Ok(Parsed(expr, root))
 }
 
-pub(crate) fn parse_binary(data: &[u8]) -> Result<Parsed, Error> {
+pub fn parse_binary(data: &[u8]) -> Result<Parsed, Error> {
     let expr = binary::decode(data)?;
     let root = ImportLocation::Missing;
     Ok(Parsed(expr, root))
 }
 
-pub(crate) fn parse_binary_file(f: &Path) -> Result<Parsed, Error> {
+pub fn parse_binary_file(f: &Path) -> Result<Parsed, Error> {
     let mut buffer = Vec::new();
     File::open(f)?.read_to_end(&mut buffer)?;
     let expr = binary::decode(&buffer)?;
diff --git a/dhall/src/semantics/resolve/env.rs b/dhall/src/semantics/resolve/env.rs
index fe8c178..d5bb15b 100644
--- a/dhall/src/semantics/resolve/env.rs
+++ b/dhall/src/semantics/resolve/env.rs
@@ -6,16 +6,16 @@ use crate::syntax::{Label, V};
 
 /// Environment for resolving names.
 #[derive(Debug, Clone)]
-pub(crate) struct NameEnv {
+pub struct NameEnv {
     names: Vec<Label>,
 }
 
-pub(crate) type ImportCache = HashMap<ImportLocation, TypedHir>;
-pub(crate) type ImportStack = Vec<ImportLocation>;
+pub type ImportCache = HashMap<ImportLocation, TypedHir>;
+pub type ImportStack = Vec<ImportLocation>;
 
 /// Environment for resolving imports
 #[derive(Debug, Clone)]
-pub(crate) struct ImportEnv {
+pub struct ImportEnv {
     cache: ImportCache,
     stack: ImportStack,
 }
diff --git a/dhall/src/semantics/resolve/hir.rs b/dhall/src/semantics/resolve/hir.rs
index 3934bbb..9256425 100644
--- a/dhall/src/semantics/resolve/hir.rs
+++ b/dhall/src/semantics/resolve/hir.rs
@@ -10,7 +10,7 @@ pub struct AlphaVar {
 }
 
 #[derive(Debug, Clone, PartialEq, Eq)]
-pub(crate) enum HirKind {
+pub enum HirKind {
     /// A resolved variable (i.e. a DeBruijn index)
     Var(AlphaVar),
     /// Result of resolving an import.
@@ -21,16 +21,16 @@ pub(crate) enum HirKind {
 
 // An expression with resolved variables and imports.
 #[derive(Debug, Clone)]
-pub(crate) struct Hir {
+pub struct Hir {
     kind: Box<HirKind>,
     span: Span,
 }
 
 impl AlphaVar {
-    pub(crate) fn new(idx: usize) -> Self {
+    pub fn new(idx: usize) -> Self {
         AlphaVar { idx }
     }
-    pub(crate) fn idx(self) -> usize {
+    pub fn idx(self) -> usize {
         self.idx
     }
 }
diff --git a/dhall/src/semantics/resolve/mod.rs b/dhall/src/semantics/resolve/mod.rs
index 517907b..33b477e 100644
--- a/dhall/src/semantics/resolve/mod.rs
+++ b/dhall/src/semantics/resolve/mod.rs
@@ -1,6 +1,6 @@
 pub mod env;
 pub mod hir;
 pub mod resolve;
-pub(crate) use env::*;
-pub(crate) use hir::*;
-pub(crate) use resolve::*;
+pub use env::*;
+pub use hir::*;
+pub use resolve::*;
diff --git a/dhall/src/semantics/resolve/resolve.rs b/dhall/src/semantics/resolve/resolve.rs
index eb2f04f..07bd06c 100644
--- a/dhall/src/semantics/resolve/resolve.rs
+++ b/dhall/src/semantics/resolve/resolve.rs
@@ -16,14 +16,14 @@ use crate::syntax::{
 use crate::{Parsed, Resolved};
 
 // TODO: evaluate import headers
-pub(crate) type Import = syntax::Import<()>;
+pub type Import = syntax::Import<()>;
 
 /// Owned Hir with a type. Different from Tir because the Hir is owned.
-pub(crate) type TypedHir = (Hir, Type);
+pub type TypedHir = (Hir, Type);
 
 /// The location of some data, usually some dhall code.
 #[derive(Debug, Clone, PartialEq, Eq, Hash)]
-pub(crate) enum ImportLocation {
+pub enum ImportLocation {
     /// Local file
     Local(PathBuf),
     /// Remote file
@@ -329,11 +329,11 @@ fn resolve_with_env(
     Ok(Resolved(resolved))
 }
 
-pub(crate) fn resolve(parsed: Parsed) -> Result<Resolved, Error> {
+pub fn resolve(parsed: Parsed) -> Result<Resolved, Error> {
     resolve_with_env(&mut ImportEnv::new(), parsed)
 }
 
-pub(crate) fn skip_resolve(expr: &Expr) -> Result<Hir, Error> {
+pub fn skip_resolve(expr: &Expr) -> Result<Hir, Error> {
     traverse_resolve_expr(&mut NameEnv::new(), expr, &mut |import| {
         Err(ImportError::UnexpectedImport(import).into())
     })
diff --git a/dhall/src/semantics/tck/env.rs b/dhall/src/semantics/tck/env.rs
index 6dd5076..f2ef00a 100644
--- a/dhall/src/semantics/tck/env.rs
+++ b/dhall/src/semantics/tck/env.rs
@@ -3,13 +3,13 @@ use crate::syntax::Label;
 
 /// Environment for indexing variables.
 #[derive(Debug, Clone, Copy)]
-pub(crate) struct VarEnv {
+pub struct VarEnv {
     size: usize,
 }
 
 /// Environment for typing expressions.
 #[derive(Debug, Clone)]
-pub(crate) struct TyEnv {
+pub struct TyEnv {
     names: NameEnv,
     items: ValEnv<Type>,
 }
diff --git a/dhall/src/semantics/tck/mod.rs b/dhall/src/semantics/tck/mod.rs
index 93c8f48..6dddfc5 100644
--- a/dhall/src/semantics/tck/mod.rs
+++ b/dhall/src/semantics/tck/mod.rs
@@ -1,6 +1,6 @@
 pub mod env;
 pub mod tir;
 pub mod typecheck;
-pub(crate) use env::*;
-pub(crate) use tir::*;
-pub(crate) use typecheck::*;
+pub use env::*;
+pub use tir::*;
+pub use typecheck::*;
diff --git a/dhall/src/semantics/tck/tir.rs b/dhall/src/semantics/tck/tir.rs
index 1865b8e..89a8027 100644
--- a/dhall/src/semantics/tck/tir.rs
+++ b/dhall/src/semantics/tck/tir.rs
@@ -4,11 +4,11 @@ use crate::syntax::{Builtin, Const, Expr, Span};
 
 /// The type of a type. 0 is `Type`, 1 is `Kind`, etc...
 #[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Default)]
-pub(crate) struct Universe(u8);
+pub struct Universe(u8);
 
 /// An expression representing a type
 #[derive(Debug, Clone, PartialEq, Eq)]
-pub(crate) struct Type {
+pub struct Type {
     val: Nir,
     univ: Universe,
 }
@@ -16,7 +16,7 @@ pub(crate) struct Type {
 /// A hir expression plus its inferred type.
 /// Stands for "Typed intermediate representation"
 #[derive(Debug, Clone)]
-pub(crate) struct Tir<'hir> {
+pub struct Tir<'hir> {
     hir: &'hir Hir,
     ty: Type,
 }
diff --git a/dhall/src/semantics/tck/typecheck.rs b/dhall/src/semantics/tck/typecheck.rs
index 880ab22..205185f 100644
--- a/dhall/src/semantics/tck/typecheck.rs
+++ b/dhall/src/semantics/tck/typecheck.rs
@@ -53,11 +53,11 @@ fn function_check(a: Const, b: Const) -> Const {
     }
 }
 
-pub(crate) fn mkerr<T, S: ToString>(msg: S) -> Result<T, TypeError> {
+pub fn mkerr<T, S: ToString>(msg: S) -> Result<T, TypeError> {
     Err(TypeError::new(TypeMessage::Custom(msg.to_string())))
 }
 
-pub(crate) fn mk_span_err<T, S: ToString>(
+pub fn mk_span_err<T, S: ToString>(
     span: Span,
     msg: S,
 ) -> Result<T, TypeError> {
@@ -688,7 +688,7 @@ fn type_one_layer(
 
 /// `type_with` typechecks an expression in the provided environment. Optionally pass an annotation
 /// to compare with.
-pub(crate) fn type_with<'hir>(
+pub fn type_with<'hir>(
     env: &TyEnv,
     hir: &'hir Hir,
     annot: Option<Type>,
@@ -785,12 +785,12 @@ pub(crate) fn type_with<'hir>(
 
 /// Typecheck an expression and return the expression annotated with types if type-checking
 /// succeeded, or an error if type-checking failed.
-pub(crate) fn typecheck<'hir>(hir: &'hir Hir) -> Result<Tir<'hir>, TypeError> {
+pub fn typecheck<'hir>(hir: &'hir Hir) -> Result<Tir<'hir>, TypeError> {
     type_with(&TyEnv::new(), hir, None)
 }
 
 /// Like `typecheck`, but additionally checks that the expression's type matches the provided type.
-pub(crate) fn typecheck_with<'hir>(
+pub fn typecheck_with<'hir>(
     hir: &'hir Hir,
     ty: &Hir,
 ) -> Result<Tir<'hir>, TypeError> {
diff --git a/dhall/src/simple.rs b/dhall/src/simple.rs
index 45fa656..c00380c 100644
--- a/dhall/src/simple.rs
+++ b/dhall/src/simple.rs
@@ -38,12 +38,12 @@ pub enum STyKind {
 }
 
 impl SimpleValue {
-    pub(crate) fn new(kind: SValKind) -> Self {
+    pub fn new(kind: SValKind) -> Self {
         SimpleValue {
             kind: Box::new(kind),
         }
     }
-    pub(crate) fn from_nir(nir: &Nir) -> Option<Self> {
+    pub fn from_nir(nir: &Nir) -> Option<Self> {
         Some(SimpleValue::new(match nir.kind() {
             NirKind::Num(lit) => SValKind::Num(lit.clone()),
             NirKind::TextLit(x) => SValKind::Text(
@@ -88,7 +88,7 @@ impl SimpleType {
             kind: Box::new(kind),
         }
     }
-    pub(crate) fn from_nir(nir: &Nir) -> Option<Self> {
+    pub fn from_nir(nir: &Nir) -> Option<Self> {
         Some(SimpleType::new(match nir.kind() {
             NirKind::BuiltinType(b) => match b {
                 Builtin::Bool => STyKind::Bool,
@@ -131,7 +131,7 @@ impl SimpleType {
             as_simple_ty: Some(self.clone()),
         }
     }
-    pub(crate) fn to_hir(&self) -> Hir {
+    pub fn to_hir(&self) -> Hir {
         let hir = |k| Hir::new(HirKind::Expr(k), Span::Artificial);
         hir(match self.kind() {
             STyKind::Bool => ExprKind::Builtin(Builtin::Bool),
diff --git a/dhall/src/syntax/ast/expr.rs b/dhall/src/syntax/ast/expr.rs
index 2c1860e..6ba6649 100644
--- a/dhall/src/syntax/ast/expr.rs
+++ b/dhall/src/syntax/ast/expr.rs
@@ -22,7 +22,7 @@ pub enum Const {
 }
 
 impl Const {
-    pub(crate) fn to_universe(self) -> Universe {
+    pub fn to_universe(self) -> Universe {
         Universe::from_const(self)
     }
 }
@@ -205,7 +205,7 @@ impl<SE> ExprKind<SE> {
         })
     }
 
-    pub(crate) fn traverse_ref<'a, SE2, Err>(
+    pub fn traverse_ref<'a, SE2, Err>(
         &'a self,
         mut visit_subexpr: impl FnMut(&'a SE) -> Result<SE2, Err>,
     ) -> Result<ExprKind<SE2>, Err> {
@@ -239,17 +239,17 @@ impl<SE> ExprKind<SE> {
 }
 
 impl Expr {
-    pub(crate) fn as_ref(&self) -> &UnspannedExpr {
+    pub fn as_ref(&self) -> &UnspannedExpr {
         &self.kind
     }
     pub fn kind(&self) -> &UnspannedExpr {
         &self.kind
     }
-    pub(crate) fn span(&self) -> Span {
+    pub fn span(&self) -> Span {
         self.span.clone()
     }
 
-    pub(crate) fn new(kind: UnspannedExpr, span: Span) -> Self {
+    pub fn new(kind: UnspannedExpr, span: Span) -> Self {
         Expr {
             kind: Box::new(kind),
             span,
diff --git a/dhall/src/syntax/ast/mod.rs b/dhall/src/syntax/ast/mod.rs
index 5e20c5d..1950154 100644
--- a/dhall/src/syntax/ast/mod.rs
+++ b/dhall/src/syntax/ast/mod.rs
@@ -5,7 +5,7 @@ pub use import::*;
 mod label;
 pub use label::*;
 mod span;
-pub(crate) use span::*;
+pub use span::*;
 mod text;
 pub use text::*;
 pub mod map;
diff --git a/dhall/src/syntax/ast/span.rs b/dhall/src/syntax/ast/span.rs
index 2e09863..e250602 100644
--- a/dhall/src/syntax/ast/span.rs
+++ b/dhall/src/syntax/ast/span.rs
@@ -2,7 +2,7 @@ use std::rc::Rc;
 
 /// A location in the source text
 #[derive(Debug, Clone)]
-pub(crate) struct ParsedSpan {
+pub struct ParsedSpan {
     input: Rc<str>,
     /// # Safety
     ///
@@ -15,7 +15,7 @@ pub(crate) struct ParsedSpan {
 }
 
 #[derive(Debug, Clone)]
-pub(crate) enum Span {
+pub enum Span {
     /// A location in the source text
     Parsed(ParsedSpan),
     /// Desugarings
@@ -30,12 +30,12 @@ pub(crate) enum Span {
 }
 
 impl ParsedSpan {
-    pub(crate) fn to_input(&self) -> String {
+    pub fn to_input(&self) -> String {
         self.input.to_string()
     }
     /// Convert to a char range for consumption by annotate_snippets.
     /// This compensates for  https://github.com/rust-lang/annotate-snippets-rs/issues/24
-    pub(crate) fn as_char_range(&self) -> (usize, usize) {
+    pub fn as_char_range(&self) -> (usize, usize) {
         (
             char_idx_from_byte_idx(&self.input, self.start),
             char_idx_from_byte_idx(&self.input, self.end),
@@ -44,7 +44,7 @@ impl ParsedSpan {
 }
 
 impl Span {
-    pub(crate) fn make(input: Rc<str>, sp: pest::Span) -> Self {
+    pub fn make(input: Rc<str>, sp: pest::Span) -> Self {
         Span::Parsed(ParsedSpan {
             input,
             start: sp.start(),
@@ -55,7 +55,7 @@ impl Span {
     /// Takes the union of the two spans, i.e. the range of input covered by the two spans plus any
     /// input between them. Assumes that the spans come from the same input. Fails if one of the
     /// spans does not point to an input location.
-    pub(crate) fn union(&self, other: &Span) -> Self {
+    pub fn union(&self, other: &Span) -> Self {
         use std::cmp::{max, min};
         use Span::*;
         match (self, other) {
diff --git a/dhall/src/syntax/ast/visitor.rs b/dhall/src/syntax/ast/visitor.rs
index 0743af4..0a0c5ef 100644
--- a/dhall/src/syntax/ast/visitor.rs
+++ b/dhall/src/syntax/ast/visitor.rs
@@ -51,7 +51,7 @@ where
         .collect()
 }
 
-pub(crate) fn visit_ref<'a, F, SE1, SE2, Err>(
+pub fn visit_ref<'a, F, SE1, SE2, Err>(
     input: &'a ExprKind<SE1>,
     mut f: F,
 ) -> Result<ExprKind<SE2>, Err>
diff --git a/dhall/src/syntax/binary/decode.rs b/dhall/src/syntax/binary/decode.rs
index 0fd358e..3c93419 100644
--- a/dhall/src/syntax/binary/decode.rs
+++ b/dhall/src/syntax/binary/decode.rs
@@ -11,7 +11,7 @@ use crate::syntax::{
 };
 type DecodedExpr = Expr;
 
-pub(crate) fn decode(data: &[u8]) -> Result<DecodedExpr, DecodeError> {
+pub fn decode(data: &[u8]) -> Result<DecodedExpr, DecodeError> {
     match serde_cbor::de::from_slice(data) {
         Ok(v) => cbor_value_to_dhall(&v),
         Err(e) => Err(DecodeError::CBORError(e)),
diff --git a/dhall/src/syntax/binary/encode.rs b/dhall/src/syntax/binary/encode.rs
index 5974f47..8d22a9b 100644
--- a/dhall/src/syntax/binary/encode.rs
+++ b/dhall/src/syntax/binary/encode.rs
@@ -10,7 +10,7 @@ use crate::syntax::{
     Scheme, V,
 };
 
-pub(crate) fn encode(expr: &Expr) -> Result<Vec<u8>, EncodeError> {
+pub fn encode(expr: &Expr) -> Result<Vec<u8>, EncodeError> {
     serde_cbor::ser::to_vec(&Serialize::Expr(expr))
         .map_err(EncodeError::CBORError)
 }
diff --git a/dhall/src/syntax/binary/mod.rs b/dhall/src/syntax/binary/mod.rs
index 7ed1f6e..98e0520 100644
--- a/dhall/src/syntax/binary/mod.rs
+++ b/dhall/src/syntax/binary/mod.rs
@@ -1,4 +1,4 @@
 mod decode;
 mod encode;
-pub(crate) use decode::decode;
-pub(crate) use encode::encode;
+pub use decode::decode;
+pub use encode::encode;