commit e09605dbc225e231c98c17ce6e504742231aea56
parent f93623680dc28300417bcc26379c9b16ef7410a5
Author: Sylvia Ivory <git@sivory.net>
Date: Fri, 20 Jun 2025 18:48:29 -0700
Basic REPL
Diffstat:
| M | Cargo.lock | | | 300 | +++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
| M | Cargo.toml | | | 3 | +++ |
| A | src/editor.rs | | | 68 | ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ |
| M | src/main.rs | | | 24 | +++++------------------- |
4 files changed, 376 insertions(+), 19 deletions(-)
diff --git a/Cargo.lock b/Cargo.lock
@@ -3,6 +3,21 @@
version = 4
[[package]]
+name = "addr2line"
+version = "0.24.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "dfbe277e56a376000877090da837660b4427aad530e3028d44e0bffe4f89a1c1"
+dependencies = [
+ "gimli",
+]
+
+[[package]]
+name = "adler2"
+version = "2.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "320119579fcad9c21884f5c4861d16174d0e06250625266f50fe6898340abefa"
+
+[[package]]
name = "android-tzdata"
version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -18,12 +33,33 @@ dependencies = [
]
[[package]]
+name = "anyhow"
+version = "1.0.98"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e16d2d3311acee920a9eb8d33b8cbc1787ce4a264e85f964c2404b969bdcd487"
+
+[[package]]
name = "autocfg"
version = "1.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8"
[[package]]
+name = "backtrace"
+version = "0.3.75"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6806a6321ec58106fea15becdad98371e28d92ccbc7c8f1b3b6dd724fe8f1002"
+dependencies = [
+ "addr2line",
+ "cfg-if",
+ "libc",
+ "miniz_oxide",
+ "object",
+ "rustc-demangle",
+ "windows-targets 0.52.6",
+]
+
+[[package]]
name = "bitflags"
version = "2.9.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -33,6 +69,16 @@ dependencies = [
]
[[package]]
+name = "bstr"
+version = "1.12.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "234113d19d0d7d613b40e86fb654acf958910802bcceab913a4f9e7cda03b1a4"
+dependencies = [
+ "memchr",
+ "serde",
+]
+
+[[package]]
name = "bumpalo"
version = "3.18.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -67,6 +113,44 @@ dependencies = [
]
[[package]]
+name = "color-eyre"
+version = "0.6.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e5920befb47832a6d61ee3a3a846565cfa39b331331e68a3b1d1116630f2f26d"
+dependencies = [
+ "backtrace",
+ "color-spantrace",
+ "eyre",
+ "indenter",
+ "once_cell",
+ "owo-colors",
+ "tracing-error",
+]
+
+[[package]]
+name = "color-spantrace"
+version = "0.3.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b8b88ea9df13354b55bc7234ebcce36e6ef896aca2e42a15de9e10edce01b427"
+dependencies = [
+ "once_cell",
+ "owo-colors",
+ "tracing-core",
+ "tracing-error",
+]
+
+[[package]]
+name = "comfy-table"
+version = "7.1.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4a65ebfec4fb190b6f90e944a817d60499ee0744e582530e2c9900a22e591d9a"
+dependencies = [
+ "crossterm",
+ "unicode-segmentation",
+ "unicode-width",
+]
+
+[[package]]
name = "core-foundation-sys"
version = "0.8.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -105,6 +189,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "48c757948c5ede0e46177b7add2e67155f70e33c07fea8284df6576da70b3719"
[[package]]
+name = "env_home"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c7f84e12ccf0a7ddc17a6c41c93326024c42920d7ee630d04950e6926645c0fe"
+
+[[package]]
name = "errno"
version = "0.3.13"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -115,6 +205,16 @@ dependencies = [
]
[[package]]
+name = "eyre"
+version = "0.6.12"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7cd915d99f24784cdc19fd37ef22b97e3ff0ae756c7e492e9fbfe897d61e2aec"
+dependencies = [
+ "indenter",
+ "once_cell",
+]
+
+[[package]]
name = "fd-lock"
version = "4.0.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -126,6 +226,12 @@ dependencies = [
]
[[package]]
+name = "gimli"
+version = "0.31.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "07e28edb80900c19c28f1072f2e8aeca7fa06b23cd4169cefe1af5aa3260783f"
+
+[[package]]
name = "heck"
version = "0.5.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -156,6 +262,12 @@ dependencies = [
]
[[package]]
+name = "indenter"
+version = "0.3.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ce23b50ad8242c51a442f3ff322d56b02f08852c77e4c0b4d3fd684abc89c683"
+
+[[package]]
name = "itertools"
version = "0.13.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -175,6 +287,12 @@ dependencies = [
]
[[package]]
+name = "lazy_static"
+version = "1.5.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe"
+
+[[package]]
name = "libc"
version = "0.2.174"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -209,9 +327,31 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "13dc2df351e3202783a1fe0d44375f7295ffb4049267b0f3018346dc122a1d94"
[[package]]
+name = "lua-src"
+version = "547.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1edaf29e3517b49b8b746701e5648ccb5785cde1c119062cbabbc5d5cd115e42"
+dependencies = [
+ "cc",
+]
+
+[[package]]
+name = "luajit-src"
+version = "210.5.12+a4f56a4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b3a8e7962a5368d5f264d045a5a255e90f9aa3fc1941ae15a8d2940d42cac671"
+dependencies = [
+ "cc",
+ "which",
+]
+
+[[package]]
name = "manen"
version = "0.1.0"
dependencies = [
+ "color-eyre",
+ "comfy-table",
+ "mlua",
"reedline",
]
@@ -222,6 +362,15 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "32a282da65faaf38286cf3be983213fcf1d2e2a58700e808f83f4ea9a4804bc0"
[[package]]
+name = "miniz_oxide"
+version = "0.8.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "1fa76a2c86f704bdb222d66965fb3d63269ce38518b83cb0575fca855ebb6316"
+dependencies = [
+ "adler2",
+]
+
+[[package]]
name = "mio"
version = "1.0.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -234,6 +383,35 @@ dependencies = [
]
[[package]]
+name = "mlua"
+version = "0.10.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c1f5f8fbebc7db5f671671134b9321c4b9aa9adeafccfd9a8c020ae45c6a35d0"
+dependencies = [
+ "anyhow",
+ "bstr",
+ "either",
+ "mlua-sys",
+ "num-traits",
+ "parking_lot",
+ "rustc-hash",
+ "rustversion",
+]
+
+[[package]]
+name = "mlua-sys"
+version = "0.6.8"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "380c1f7e2099cafcf40e51d3a9f20a346977587aa4d012eae1f043149a728a93"
+dependencies = [
+ "cc",
+ "cfg-if",
+ "lua-src",
+ "luajit-src",
+ "pkg-config",
+]
+
+[[package]]
name = "nu-ansi-term"
version = "0.50.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -252,12 +430,27 @@ dependencies = [
]
[[package]]
+name = "object"
+version = "0.36.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "62948e14d923ea95ea2c7c86c71013138b66525b86bdc08d2dcc262bdb497b87"
+dependencies = [
+ "memchr",
+]
+
+[[package]]
name = "once_cell"
version = "1.21.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d"
[[package]]
+name = "owo-colors"
+version = "4.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "26995317201fa17f3656c36716aed4a7c81743a9634ac4c99c0eeda495db0cec"
+
+[[package]]
name = "parking_lot"
version = "0.12.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -281,6 +474,18 @@ dependencies = [
]
[[package]]
+name = "pin-project-lite"
+version = "0.2.16"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "3b3cff922bd51709b605d9ead9aa71031d81447142d828eb4a6eba76fe619f9b"
+
+[[package]]
+name = "pkg-config"
+version = "0.3.32"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "7edddbd0b52d732b21ad9a5fab5c704c14cd949e5e9a1ec5929a24fded1b904c"
+
+[[package]]
name = "proc-macro2"
version = "1.0.95"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -328,6 +533,18 @@ dependencies = [
]
[[package]]
+name = "rustc-demangle"
+version = "0.1.25"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "989e6739f80c4ad5b13e0fd7fe89531180375b18520cc8c82080e4dc4035b84f"
+
+[[package]]
+name = "rustc-hash"
+version = "2.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "357703d41365b4b27c590e3ed91eabb1b663f07c4c084095e60cbed4362dff0d"
+
+[[package]]
name = "rustix"
version = "0.38.44"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -386,6 +603,15 @@ dependencies = [
]
[[package]]
+name = "sharded-slab"
+version = "0.1.7"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f40ca3c46823713e0d4209592e8d6e826aa57e928f09752619fc696c499637f6"
+dependencies = [
+ "lazy_static",
+]
+
+[[package]]
name = "shlex"
version = "1.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -487,6 +713,56 @@ dependencies = [
]
[[package]]
+name = "thread_local"
+version = "1.1.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "f60246a4944f24f6e018aa17cdeffb7818b76356965d03b07d6a9886e8962185"
+dependencies = [
+ "cfg-if",
+]
+
+[[package]]
+name = "tracing"
+version = "0.1.41"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "784e0ac535deb450455cbfa28a6f0df145ea1bb7ae51b821cf5e7927fdcfbdd0"
+dependencies = [
+ "pin-project-lite",
+ "tracing-core",
+]
+
+[[package]]
+name = "tracing-core"
+version = "0.1.34"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "b9d12581f227e93f094d3af2ae690a574abb8a2b9b7a96e7cfe9647b2b617678"
+dependencies = [
+ "once_cell",
+ "valuable",
+]
+
+[[package]]
+name = "tracing-error"
+version = "0.2.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8b1581020d7a273442f5b45074a6a57d5757ad0a47dac0e9f0bd57b81936f3db"
+dependencies = [
+ "tracing",
+ "tracing-subscriber",
+]
+
+[[package]]
+name = "tracing-subscriber"
+version = "0.3.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e8189decb5ac0fa7bc8b96b7cb9b2701d60d48805aca84a238004d665fcc4008"
+dependencies = [
+ "sharded-slab",
+ "thread_local",
+ "tracing-core",
+]
+
+[[package]]
name = "unicode-ident"
version = "1.0.18"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -505,6 +781,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4a1a07cc7db3810833284e8d372ccdc6da29741639ecc70c9ec107df0fa6154c"
[[package]]
+name = "valuable"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ba73ea9cf16a25df0c8caa16c51acb937d5712a8429db78a3ee29d5dcacd3a65"
+
+[[package]]
name = "vte"
version = "0.14.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -578,6 +860,18 @@ dependencies = [
]
[[package]]
+name = "which"
+version = "7.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "24d643ce3fd3e5b54854602a080f34fb10ab75e0b813ee32d00ca2b44fa74762"
+dependencies = [
+ "either",
+ "env_home",
+ "rustix 1.0.7",
+ "winsafe",
+]
+
+[[package]]
name = "winapi"
version = "0.3.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
@@ -812,3 +1106,9 @@ name = "windows_x86_64_msvc"
version = "0.53.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "271414315aff87387382ec3d271b52d7ae78726f5d44ac98b4f4030c91880486"
+
+[[package]]
+name = "winsafe"
+version = "0.0.19"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "d135d17ab770252ad95e9a872d365cf3090e3be864a34ab46f48555993efc904"
diff --git a/Cargo.toml b/Cargo.toml
@@ -4,4 +4,7 @@ version = "0.1.0"
edition = "2024"
[dependencies]
+color-eyre = "0.6.5"
+comfy-table = "7.1.4"
+mlua = { version = "0.10.5", features = ["lua54", "vendored", "anyhow"] }
reedline = "0.40.0"
diff --git a/src/editor.rs b/src/editor.rs
@@ -0,0 +1,68 @@
+use mlua::prelude::*;
+use reedline::{DefaultPrompt, DefaultPromptSegment, Reedline, Signal};
+
+pub enum TableFormat {
+ Ascii,
+ Lua,
+ Address,
+}
+
+pub struct Editor {
+ prompt: DefaultPrompt,
+ editor: Reedline,
+ lua: Lua,
+
+ table_format: TableFormat,
+ print_nested_tables: bool,
+}
+
+impl Editor {
+ pub fn new() -> LuaResult<Self> {
+ let lua = Lua::new();
+ let version: String = lua.globals().get("_VERSION")?;
+
+ let editor = Reedline::create();
+ let prompt = DefaultPrompt::new(
+ DefaultPromptSegment::Basic(version),
+ DefaultPromptSegment::Empty,
+ );
+
+ Ok(Self {
+ prompt,
+ editor,
+ lua,
+
+ table_format: TableFormat::Address,
+ print_nested_tables: false,
+ })
+ }
+
+ pub fn run(mut self) {
+ loop {
+ let signal = self.editor.read_line(&self.prompt);
+
+ match signal {
+ Ok(Signal::Success(line)) => {
+ if let Err(e) = self.eval(&line) {
+ eprintln!("{e}")
+ }
+ }
+ // TODO; this should cancel the current Lua execution if possible
+ Ok(Signal::CtrlC) | Ok(Signal::CtrlD) => {
+ println!("aborted");
+ break
+ },
+ _ => {}
+ }
+ }
+ }
+
+ fn eval(&mut self, line: &str) -> LuaResult<()> {
+ let res: LuaValue = self.lua.load(line).eval()?;
+
+ // TODO; pretty print tables
+ println!("{}", res.to_string()?);
+
+ Ok(())
+ }
+}
diff --git a/src/main.rs b/src/main.rs
@@ -1,21 +1,7 @@
-use reedline::{DefaultPrompt, Reedline, Signal};
+use editor::Editor;
+mod editor;
-fn main() {
- let mut line_editor = Reedline::create();
- let prompt = DefaultPrompt::default();
-
- loop {
- let signal = line_editor.read_line(&prompt);
-
- match signal {
- Ok(Signal::Success(buffer)) => {
- println!("got {buffer}");
- }
- Ok(Signal::CtrlC) | Ok(Signal::CtrlD) => {
- println!("\naborted");
- break
- }
- _ => {}
- }
- }
+fn main() -> color_eyre::Result<()> {
+ Editor::new()?.run();
+ Ok(())
}
