add schemars_1 feature

src/readstream.rs

@@ -882,3 +882,22 @@ impl<'a, E: Endianness> schemars::JsonSchema for BitReadStream<'a, E> {
         StreamSchema::json_schema(gen)
     }
 }
+
+#[cfg(feature = "schemars_1")]
+impl<'a, E: Endianness> schemars_1::JsonSchema for BitReadStream<'a, E> {
+    fn schema_name() -> std::borrow::Cow<'static, str> {
+        "BitReadStream".into()
+    }
+
+    fn json_schema(gen: &mut schemars_1::SchemaGenerator) -> schemars_1::Schema {
+        use schemars_1 as schemars;
+
+        #[derive(schemars_1::JsonSchema)]
+        #[allow(dead_code)]
+        struct StreamSchema {
+            data: Vec<u8>,
+            bit_length: usize,
+        }
+        StreamSchema::json_schema(gen)
+    }
+}

src/writebuffer.rs

@@ -154,7 +154,7 @@ impl<'a, E: Endianness> WriteBuffer<'a, E> {
         } else {
             0
         };
-        let merged_byte_count = (count + bit_offset + 7) / 8;
+        let merged_byte_count = (count + bit_offset).div_ceil(8);
 
         if E::is_le() {
             let merged = last_written_byte as usize | (bits << bit_offset);
@@ -174,7 +174,7 @@ impl<'a, E: Endianness> WriteBuffer<'a, E> {
 
         let bit_offset = pos & 7;
         let byte_pos = pos / 8;
-        let byte_count = (count + bit_offset + 7) / 8;
+        let byte_count = (count + bit_offset).div_ceil(8);
 
         let mut old = [0; 8];
         old[0..byte_count].copy_from_slice(&self.bytes[byte_pos..byte_pos + byte_count]);

src/writestream.rs

@@ -80,7 +80,7 @@ where
 
     /// The number of written bytes in the buffer
     pub fn byte_len(&self) -> usize {
-        (self.buffer.bit_len() + 7) / 8
+        self.buffer.bit_len().div_ceil(8)
     }
 
     fn push_non_fit_bits<I>(&mut self, bits: I, count: usize)