Using library and removed common functions (#3)

* Added lib from git and removed code which is in lib now

* NormalizePathLayer to remove trailing slash

src/routing/error.rs

@@ -9,8 +9,6 @@ pub enum ErrorKind {
     InvalidExpression,
     /// The expression is too long.
     LimitExceeded,
-    /// The expression is missing a character to be considered valid.
-    MissingCharacter,
     /// Unexpected error.
     #[default]
     Unexpected,

src/routing/response.rs

@@ -1,34 +1,11 @@
-use axum::Json;
 use axum::response::{IntoResponse, Response};
+use lib::derive::IntoResponse;
 use serde::Serialize;
-use derive::IntoResponse;
 
 use crate::expressions::expression::Expression;
 use crate::expressions::simplify::Law;
 use crate::expressions::truth_table::TruthTable;
 
-#[derive(Serialize)]
-struct BaseResponse<T: Serialize> {
-    version: String,
-    #[serde(flatten)]
-    result: T,
-}
-
-impl<T: Serialize> BaseResponse<T> {
-    fn create(result: T) -> Response {
-        Self {
-            version: env!("CARGO_PKG_VERSION").to_string(),
-            result,
-        }.into_response()
-    }
-}
-
-impl<T: Serialize> IntoResponse for BaseResponse<T> {
-    fn into_response(self) -> Response {
-        Json(self).into_response()
-    }
-}
-
 #[derive(Debug, PartialEq, Serialize)]
 pub struct Operation {
     pub before: String,
@@ -38,7 +15,7 @@ pub struct Operation {
 
 impl Operation {
     pub fn new(before: &Expression, after: &Expression, law: Law) -> Option<Self> {
-        if *before != *after {
+        if before != after {
             Some(Self { before: before.to_string(), after: after.to_string(), law })
         } else {
             None
@@ -67,9 +44,6 @@ impl IsValidResponse {
     pub const fn valid() -> Self {
         Self { is_valid: true }
     }
-    pub const fn invalid() -> Self {
-        Self { is_valid: false }
-    }
 }
 
 #[derive(Serialize, IntoResponse)]

src/routing/routes/index.rs

@@ -2,10 +2,11 @@ use axum::extract::Path;
 use axum::http::StatusCode;
 use axum::Json;
 use axum::response::{IntoResponse, Response};
+use lib::router;
 use serde::Serialize;
 
-use crate::{load_html, router};
 use crate::expressions::expression::Expression;
+use crate::load_html;
 use crate::routing::error::{Error, ErrorKind};
 use crate::routing::response::IsValidResponse;
 

src/routing/routes/simplify.rs

@@ -1,10 +1,10 @@
 use axum::extract::{Path, Query};
 use axum::http::StatusCode;
 use axum::response::{IntoResponse, Response};
+use lib::{router, routes};
 
 use crate::expressions::expression::Expression;
 use crate::expressions::truth_table::TruthTable;
-use crate::{router, routes};
 use crate::routing::error::{Error, ErrorKind};
 use crate::routing::options::{SimplifyAndTableOptions, SimplifyOptions};
 use crate::routing::response::SimplifyResponse;

src/routing/routes/table.rs

@@ -1,8 +1,8 @@
 use axum::extract::{Path, Query};
 use axum::http::StatusCode;
 use axum::response::{IntoResponse, Response};
+use lib::{router, routes};
 
-use crate::{router, routes};
 use crate::expressions::expression::Expression;
 use crate::expressions::truth_table::TruthTable;
 use crate::routing::error::{Error, ErrorKind};