4 files changed, 11 insertions, 38 deletions
diff --git a/validator_derive/src/lib.rs b/validator_derive/src/lib.rs
index 92f3ea5..fd02e3d 100644
--- a/validator_derive/src/lib.rs
+++ b/validator_derive/src/lib.rs
@@ -526,6 +526,8 @@ fn lit_to_string(lit: &syn::Lit) -> Option<String> {
 fn lit_to_int(lit: &syn::Lit) -> Option<u64> {
     match *lit {
         syn::Lit::Int(ref s, _) => Some(*s),
+        // TODO: remove when attr_literals is stable
+        syn::Lit::Str(ref s, _) => Some(s.parse::<u64>().unwrap()),
         _ => None,
     }
 }
@@ -534,6 +536,8 @@ fn lit_to_float(lit: &syn::Lit) -> Option<f64> {
     match *lit {
         syn::Lit::Float(ref s, _) => Some(s.parse::<f64>().unwrap()),
         syn::Lit::Int(ref s, _) => Some(*s as f64),
+        // TODO: remove when attr_literals is stable
+        syn::Lit::Str(ref s, _) => Some(s.parse::<f64>().unwrap()),
         _ => None,
     }
 }
@@ -541,6 +545,7 @@ fn lit_to_float(lit: &syn::Lit) -> Option<f64> {
 fn lit_to_bool(lit: &syn::Lit) -> Option<bool> {
     match *lit {
         syn::Lit::Bool(ref s) => Some(*s),
+        syn::Lit::Str(ref s, _) => if s == "true" { Some(true) } else { Some(false) },
         _ => None,
     }
 }
diff --git a/validator_derive/tests/compile-fail/length/wrong_arg_type.rs b/validator_derive/tests/compile-fail/length/wrong_arg_type.rs
deleted file mode 100644
index 4d3f602..0000000
--- a/validator_derive/tests/compile-fail/length/wrong_arg_type.rs
+++ /dev/null
@@ -1,15 +0,0 @@
-#![feature(proc_macro, attr_literals)]
-
-#[macro_use] extern crate validator_derive;
-extern crate validator;
-use validator::Validate;
-
-#[derive(Validate)]
-//~^ ERROR: custom derive attribute panicked
-//~^^ HELP: Invalid attribute #[validate] on field `s`: invalid argument type for `min` of `length` validator: only integers are allowed
-struct Test {
-    #[validate(length(min = "2"))]
-    s: String,
-}
-
-fn main() {}
diff --git a/validator_derive/tests/compile-fail/range/wrong_arg_type.rs b/validator_derive/tests/compile-fail/range/wrong_arg_type.rs
deleted file mode 100644
index a62a5ff..0000000
--- a/validator_derive/tests/compile-fail/range/wrong_arg_type.rs
+++ /dev/null
@@ -1,15 +0,0 @@
-#![feature(proc_macro, attr_literals)]
-
-#[macro_use] extern crate validator_derive;
-extern crate validator;
-use validator::Validate;
-
-#[derive(Validate)]
-//~^ ERROR: custom derive attribute panicked
-//~^^ HELP: Invalid attribute #[validate] on field `s`: invalid argument type for `min` of `range` validator: only integers are allowed
-struct Test {
-    #[validate(range(min = "2", max = 3))]
-    s: i32,
-}
-
-fn main() {}
diff --git a/validator_derive/tests/test_derive.rs b/validator_derive/tests/test_derive.rs
index 6832762..9b9bad7 100644
--- a/validator_derive/tests/test_derive.rs
+++ b/validator_derive/tests/test_derive.rs
@@ -1,5 +1,3 @@
-#![feature(attr_literals)]
-
 #[macro_use] extern crate validator_derive;
 extern crate validator;
 #[macro_use] extern crate serde_derive;
@@ -9,16 +7,16 @@ use validator::Validate;
 
 
 #[derive(Debug, Validate, Deserialize)]
-#[validate(schema(function = "validate_signup", skip_on_field_errors = false))]
+#[validate(schema(function = "validate_signup", skip_on_field_errors = "false"))]
 struct SignupData {
     #[validate(email)]
     mail: String,
     #[validate(url)]
     site: String,
-    #[validate(length(min = 1), custom = "validate_unique_username")]
+    #[validate(length(min = "1"), custom = "validate_unique_username")]
     #[serde(rename = "firstName")]
     first_name: String,
-    #[validate(range(min = 18, max = 20))]
+    #[validate(range(min = "18", max = "20"))]
     age: u32,
 }
 
@@ -47,11 +45,11 @@ fn validate_signup(data: &SignupData) -> Option<(String, String)> {
 }
 
 #[derive(Debug, Validate, Deserialize)]
-#[validate(schema(function = "validate_signup2", skip_on_field_errors = false))]
+#[validate(schema(function = "validate_signup2", skip_on_field_errors = "false"))]
 struct SignupData2 {
     #[validate(email)]
     mail: String,
-    #[validate(range(min = 18, max = 20))]
+    #[validate(range(min = "18", max = "20"))]
     age: u32,
 }
 
@@ -60,7 +58,7 @@ struct SignupData2 {
 struct SignupData3 {
     #[validate(email)]
     mail: String,
-    #[validate(range(min = 18, max = 20))]
+    #[validate(range(min = "18", max = "20"))]
     age: u32,
 }