chore: rebrand project to crank

crates/crank-proto/src/model/field.rs

@@ -0,0 +1,54 @@
+use serde::{Deserialize, Serialize};
+
+use crate::model::ProtoMessage;
+
+#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
+#[serde(rename_all = "snake_case")]
+pub enum ProtoScalarKind {
+    String,
+    Bool,
+    Int32,
+    Int64,
+    Uint32,
+    Uint64,
+    Float,
+    Double,
+    Bytes,
+}
+
+#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
+pub struct ProtoEnum {
+    pub name: String,
+    pub values: Vec<String>,
+}
+
+#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
+pub struct ProtoMapField {
+    pub key: ProtoScalarKind,
+    pub value: Box<ProtoFieldType>,
+}
+
+#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
+#[serde(tag = "kind", rename_all = "snake_case")]
+pub enum ProtoFieldType {
+    Scalar { scalar: ProtoScalarKind },
+    Message { message: Box<ProtoMessage> },
+    Enum { enumeration: ProtoEnum },
+    Map { map: ProtoMapField },
+}
+
+#[derive(Clone, Copy, Debug, PartialEq, Eq, Serialize, Deserialize)]
+#[serde(rename_all = "snake_case")]
+pub enum ProtoFieldCardinality {
+    Optional,
+    Required,
+    Repeated,
+}
+
+#[derive(Clone, Debug, PartialEq, Eq, Serialize, Deserialize)]
+pub struct ProtoField {
+    pub name: String,
+    pub json_name: String,
+    pub cardinality: ProtoFieldCardinality,
+    pub field_type: ProtoFieldType,
+}