Simplify log with unwrap.

bins/ayaka-gui/src-tauri/Cargo.toml

@@ -14,6 +14,7 @@ serde = { version = "1.0", features = ["derive"] }
 tauri = { version = "1.0", features = ["cli", "protocol-all", "window-all"] }
 tauri-plugin-localhost = "0.1"
 portpicker = "0.1"
+trylog = "0.1"
 
 [features]
 default = [ "custom-protocol" ]

bins/ayaka-gui/src-tauri/src/main.rs

@@ -5,7 +5,7 @@
 
 use ayaka_runtime::{
     anyhow::{self, anyhow, Result},
-    log::{debug, error, info, warn},
+    log::{debug, info},
     *,
 };
 use flexi_logger::{FileSpec, LogSpecification, Logger};
@@ -15,6 +15,7 @@ use std::{
     fmt::Display,
 };
 use tauri::{async_runtime::Mutex, command, AppHandle, Manager, State};
+use trylog::TryLog;
 
 type CommandResult<T> = std::result::Result<T, CommandError>;
 
@@ -126,27 +127,18 @@ async fn open_game(handle: AppHandle, storage: State<'_, Storage>) -> CommandRes
     window.set_title(&ctx.game.config.title)?;
     let settings = {
         OpenGameStatus::LoadSettings.emit(&handle)?;
-        load_settings(&storage.ident).unwrap_or_else(|e| {
-            warn!("Load settings failed: {}", e);
-            Settings::new()
-        })
+        load_settings(&storage.ident).unwrap_or_default_log("Load settings failed")
     };
     *storage.settings.lock().await = Some(settings);
 
     OpenGameStatus::LoadGlobalRecords.emit(&handle)?;
-    let global_record =
-        load_global_record(&storage.ident, &ctx.game.config.title).unwrap_or_else(|e| {
-            warn!("Load global records failed: {}", e);
-            Default::default()
-        });
+    let global_record = load_global_record(&storage.ident, &ctx.game.config.title)
+        .unwrap_or_default_log("Load global records failed");
     *storage.global_record.lock().await = Some(global_record);
 
     OpenGameStatus::LoadRecords.emit(&handle)?;
     *storage.records.lock().await = load_records(&storage.ident, &ctx.game.config.title)
-        .unwrap_or_else(|e| {
-            warn!("Load records failed: {}", e);
-            Default::default()
-        });
+        .unwrap_or_default_log("Load records failed");
     *storage.context.lock().await = Some(ctx);
 
     OpenGameStatus::Loaded.emit(&handle)?;
@@ -288,9 +280,7 @@ async fn next_run(storage: State<'_, Storage>) -> CommandResult<bool> {
         if let Some(raw_ctx) = context.next_run() {
             debug!("Next action: {:?}", raw_ctx);
             let is_empty = {
-                let action = context
-                    .get_action(&context.game.config.base_lang, &raw_ctx)
-                    .unwrap_or_default();
+                let action = context.get_action(&context.game.config.base_lang, &raw_ctx)?;
                 if let Action::Empty = action {
                     true
                 } else if let Action::Custom(vars) = action {
@@ -336,10 +326,7 @@ async fn current_visited(storage: State<'_, Storage>) -> CommandResult<bool> {
     let raw_ctx = storage.current.lock().await;
     let visited = if let Some(raw_ctx) = raw_ctx.as_ref() {
         let record = storage.global_record.lock().await;
-        record
-            .as_ref()
-            .map(|record| record.visited(raw_ctx))
-            .unwrap_or_default()
+        record.as_ref().unwrap().visited(raw_ctx)
     } else {
         false
     };
@@ -359,18 +346,11 @@ fn get_actions(
 ) -> (Action, Option<Action>) {
     let action = context
         .get_action(&settings.lang, raw_ctx)
-        .unwrap_or_else(|e| {
-            error!("Cannot get action: {}", e);
-            Action::default()
-        });
-    let base_action = settings.sub_lang.as_ref().and_then(|sub_lang| {
-        match context.get_action(sub_lang, raw_ctx) {
-            Ok(action) => Some(action),
-            Err(e) => {
-                error!("Cannot get sub action: {}", e);
-                None
-            }
-        }
+        .unwrap_or_default_log("Cannot get action");
+    let base_action = settings.sub_lang.as_ref().map(|sub_lang| {
+        context
+            .get_action(sub_lang, raw_ctx)
+            .unwrap_or_default_log("Cannot get sub action")
     });
     (action, base_action)
 }

plugins/random/Cargo.toml

@@ -12,3 +12,4 @@ crate-type = ["cdylib"]
 [dependencies]
 ayaka-bindings = { path = "../../utils/ayaka-bindings" }
 rand = "0.8"
+trylog = "0.1"

plugins/random/src/lib.rs

@@ -3,6 +3,7 @@
 use ayaka_bindings::*;
 use rand::{rngs::StdRng, Rng, SeedableRng};
 use std::sync::{LazyLock, Mutex};
+use trylog::TryLog;
 
 #[export]
 fn plugin_type() -> PluginType {
@@ -13,15 +14,14 @@ static RNG: LazyLock<Mutex<StdRng>> = LazyLock::new(|| Mutex::new(StdRng::from_e
 
 #[export]
 fn rnd(args: Vec<RawValue>) -> RawValue {
-    if let Ok(mut rng) = RNG.lock() {
-        let res = match args.len() {
-            0 => rng.gen(),
-            1 => rng.gen_range(0..args[0].get_num()),
-            _ => rng.gen_range(args[0].get_num()..args[1].get_num()),
-        };
-        RawValue::Num(res)
-    } else {
-        log::error!("Cannot get random engine.");
-        RawValue::Unit
-    }
+    RNG.lock()
+        .map(|mut rng| {
+            let res = match args.len() {
+                0 => rng.gen(),
+                1 => rng.gen_range(0..args[0].get_num()),
+                _ => rng.gen_range(args[0].get_num()..args[1].get_num()),
+            };
+            RawValue::Num(res)
+        })
+        .unwrap_or_default_log("Cannot get random engine")
 }

utils/ayaka-runtime/Cargo.toml

@@ -23,6 +23,7 @@ futures-util = "0.3"
 tryiterator = { git = "https://github.com/Pernosco/tryiterator.git" }
 dirs = "4.0"
 scopeguard = "1.1"
+trylog = "0.1"
 
 [dev-dependencies]
 tokio = { version = "1", features = ["parking_lot", "rt"] }

utils/ayaka-runtime/src/context.rs

@@ -13,6 +13,7 @@ use std::{
     path::{Path, PathBuf},
 };
 use stream_future::stream;
+use trylog::TryLog;
 
 /// The game running context.
 pub struct Context {
@@ -94,13 +95,14 @@ impl Context {
             for rl in std::fs::read_dir(res_path)? {
                 let p = rl?.path();
                 if p.is_file() && p.extension().unwrap_or_default() == "yaml" {
-                    let loc = p
+                    if let Some(loc) = p
                         .file_stem()
                         .and_then(|s| s.to_string_lossy().parse::<Locale>().ok())
-                        .unwrap_or_default();
-                    let r = std::fs::read(p)?;
-                    let r = serde_yaml::from_slice(&r)?;
-                    res.insert(loc, r);
+                    {
+                        let r = std::fs::read(p)?;
+                        let r = serde_yaml::from_slice(&r)?;
+                        res.insert(loc, r);
+                    }
                 }
             }
         }
@@ -111,25 +113,26 @@ impl Context {
         for pl in std::fs::read_dir(paras_path)? {
             let p = pl?.path();
             if p.is_dir() {
-                let loc = p
+                if let Some(loc) = p
                     .file_name()
                     .and_then(|s| s.to_string_lossy().parse::<Locale>().ok())
-                    .unwrap_or_default();
-                let mut paras_map = HashMap::new();
-                for p in std::fs::read_dir(p)? {
-                    let p = p?.path();
-                    if p.is_file() && p.extension().unwrap_or_default() == "yaml" {
-                        let key = p
-                            .file_stem()
-                            .unwrap_or_default()
-                            .to_string_lossy()
-                            .into_owned();
-                        let para = std::fs::read(p)?;
-                        let para = serde_yaml::from_slice(&para)?;
-                        paras_map.insert(key, para);
+                {
+                    let mut paras_map = HashMap::new();
+                    for p in std::fs::read_dir(p)? {
+                        let p = p?.path();
+                        if p.is_file() && p.extension().unwrap_or_default() == "yaml" {
+                            let key = p
+                                .file_stem()
+                                .unwrap_or_default()
+                                .to_string_lossy()
+                                .into_owned();
+                            let para = std::fs::read(p)?;
+                            let para = serde_yaml::from_slice(&para)?;
+                            paras_map.insert(key, para);
+                        }
                     }
+                    paras.insert(loc, paras_map);
                 }
-                paras.insert(loc, paras_map);
             }
         }
         Ok(Self {
@@ -428,16 +431,12 @@ impl Context {
             }
         };
 
-        // TODO: reduce clone
-        let ctx = if let Some(t) = cur_text_base.cloned() {
-            self.process_line(t).unwrap_or_else(|e| {
-                error!("Parse line error: {}", e);
-            });
+        let ctx = cur_text_base.cloned().map(|t| {
+            self.process_line(t)
+                .unwrap_or_default_log("Parse line error");
             self.push_history();
-            Some(self.ctx.clone())
-        } else {
-            None
-        };
+            self.ctx.clone()
+        });
         self.ctx.cur_act += 1;
         ctx
     }

utils/ayaka-runtime/src/script.rs

@@ -3,7 +3,8 @@
 use crate::plugin::Runtime;
 use ayaka_bindings_types::VarMap;
 use ayaka_script::*;
-use log::{error, warn};
+use log::warn;
+use trylog::TryLog;
 
 /// The variable table in scripts.
 pub struct VarTable<'a> {
@@ -208,32 +209,31 @@ fn call(ctx: &mut VarTable, ns: &str, name: &str, args: &[Expr]) -> RawValue {
         }
     } else {
         let args = args.iter().map(|e| e.call(ctx)).collect::<Vec<_>>();
-        if let Some(runtime) = ctx.runtime.modules.get(ns) {
-            match runtime.dispatch_method(name, &args) {
-                Ok(res) => res,
-                Err(e) => {
-                    error!("Calling `{}.{}` error: {}", ns, name, e);
-                    RawValue::Unit
-                }
-            }
-        } else {
-            error!("Cannot find namespace `{}`.", ns);
-            RawValue::Unit
-        }
+        ctx.runtime
+            .modules
+            .get(ns)
+            .map(|runtime| {
+                runtime
+                    .dispatch_method(name, &args)
+                    .unwrap_or_default_log_with(|| format!("Calling `{}.{}` error", ns, name))
+            })
+            .unwrap_or_default_log_with(|| format!("Cannot find namespace `{}`", ns))
     }
 }
 
 impl Callable for Ref {
     fn call(&self, ctx: &mut VarTable) -> RawValue {
         match self {
-            Self::Var(n) => ctx.vars.get(n).cloned().unwrap_or_else(|| {
-                warn!("Cannot find variable `{}`.", n);
-                Default::default()
-            }),
-            Self::Ctx(n) => ctx.locals.get(n).cloned().unwrap_or_else(|| {
-                warn!("Cannot find context variable `{}`.", n);
-                Default::default()
-            }),
+            Self::Var(n) => ctx
+                .vars
+                .get(n)
+                .cloned()
+                .unwrap_or_default_log("Cannot find variable"),
+            Self::Ctx(n) => ctx
+                .locals
+                .get(n)
+                .cloned()
+                .unwrap_or_default_log("Cannot find context variable"),
         }
     }
 }
@@ -249,12 +249,13 @@ impl Callable for Text {
                         Command::Character(_, _) => RawValue::Unit,
                         Command::Res(_) | Command::Other(_, _) => {
                             warn!("Unsupported command in text.");
-                            Default::default()
+                            RawValue::Unit
                         }
-                        Command::Ctx(n) => ctx.locals.get(n).cloned().unwrap_or_else(|| {
-                            warn!("Cannot find variable `{}`.", n);
-                            Default::default()
-                        }),
+                        Command::Ctx(n) => ctx
+                            .locals
+                            .get(n)
+                            .cloned()
+                            .unwrap_or_default_log("Cannot find variable"),
                     };
                     str.push_str(&value.get_str());
                 }

utils/ayaka-runtime/src/settings.rs

@@ -18,16 +18,6 @@ pub struct Settings {
     pub sub_lang: Option<Locale>,
 }
 
-impl Settings {
-    /// Creates [`Settings`] object with current locale.
-    pub fn new() -> Self {
-        Self {
-            lang: Locale::default(),
-            sub_lang: None,
-        }
-    }
-}
-
 /// The global record.
 #[derive(Debug, Default, Clone, Deserialize, Serialize)]
 pub struct GlobalRecord {

utils/ayaka-script/Cargo.toml

@@ -10,6 +10,7 @@ serde_with = "2.0"
 lalrpop-util = { version = "0.19", features = ["lexer"] }
 regex = "1"
 log = "0.4"
+trylog = "0.1"
 
 [dev-dependencies]
 serde_yaml = "0.9"

utils/ayaka-script/src/exec/grammer.lalrpop

@@ -1,6 +1,6 @@
 use super::*;
-use log::warn;
 use std::str::FromStr;
+use trylog::TryLog;
 
 grammar;
 
@@ -117,9 +117,6 @@ Bool: bool = {
     "false" => false,
 }
 
-Num: i64 = <s:r"[0-9]+"> => i64::from_str(s).unwrap_or_else(|e| {
-    warn!("{}", e);
-    0
-});
+Num: i64 = <s:r"[0-9]+"> => i64::from_str(s).unwrap_or_default_log("Parse num error");
 
 Str: String = <s:r##""[^"\\]*(\\.[^"\\]*)*""##> => s[1..s.len() - 1].into();