Add impl-generator script!
This commit is contained in:
Ben S
3
.gitignore
vendored
3
.gitignore
vendored
@@ -5,6 +5,9 @@ xcuserdata
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*.mode1v3
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xcshareddata
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# cargo noise
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target
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# osx noise
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.DS_Store
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profile
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BIN
Contents/Resources/impl-generator-bin
Executable file
BIN
Contents/Resources/impl-generator-bin
Executable file
Binary file not shown.
BIN
Contents/Scripts/Generate Implementation.scpt
Normal file
BIN
Contents/Scripts/Generate Implementation.scpt
Normal file
Binary file not shown.
1
Makefile
1
Makefile
@@ -1,6 +1,7 @@
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all:
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xcodebuild -configuration Release
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cp -r build/Release/Rust.bblm Contents/"Language Modules"
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cd impl-generator; cargo build --release; cp target/release/impl-generator ../Contents/Resources/impl-generator-bin
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clean:
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rm -r build
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@@ -13,7 +13,9 @@ This is a BBEdit 11 Package for [Rust](http://www.rust-lang.org). It provides th
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- Go to named symbol
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- Indexed function menu
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- Code folding
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- Clippings
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- Code helpers
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- Clippings for common code patterns
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- Autogeneration for standard library trait impls
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By default, it highlights anything beginning with a capital letter in a certain colour. To turn this off, just change the Identifier colour to be the same as the default text colour in Preferences.
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43
impl-generator/Cargo.lock
generated
Normal file
43
impl-generator/Cargo.lock
generated
Normal file
@@ -0,0 +1,43 @@
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[root]
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name = "impl-generator"
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version = "0.1.0"
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dependencies = [
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"regex 0.1.41 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "aho-corasick"
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version = "0.3.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"memchr 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "libc"
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version = "0.1.8"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
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name = "memchr"
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version = "0.1.3"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"libc 0.1.8 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "regex"
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version = "0.1.41"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
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"aho-corasick 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
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"memchr 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
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"regex-syntax 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
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]
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[[package]]
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name = "regex-syntax"
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version = "0.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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7
impl-generator/Cargo.toml
Normal file
7
impl-generator/Cargo.toml
Normal file
@@ -0,0 +1,7 @@
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[package]
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name = "impl-generator"
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version = "0.1.0"
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authors = ["Ben S <ogham@bsago.me>"]
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[dependencies]
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regex = "*"
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396
impl-generator/src/main.rs
Normal file
396
impl-generator/src/main.rs
Normal file
@@ -0,0 +1,396 @@
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extern crate regex;
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use regex::Regex;
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use std::fmt;
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use std::io::{self, BufRead};
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use std::process;
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use std::string::ToString;
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fn main() {
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let regex = Regex::new(r##"(?x)
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^ impl
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(?: < [^>]+ >)? \s+
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([A-Za-z0-9_:]+)
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(< [^>]+ >)? \s+
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for \s+
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([A-Za-z0-9_:]+)
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(< [^>]+ >)? \s*
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\{? $
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"##).unwrap();
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let stdin = io::stdin();
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let line = stdin.lock().lines().next().unwrap_or_else(||fail("Failed to read line")).unwrap();
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let caps = regex.captures(&*line).unwrap_or_else(||fail("Invalid impl line"));
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let trait_name = caps.at(1).unwrap_or("");
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let trait_args = caps.at(2).unwrap_or("");
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let type_name = caps.at(3).unwrap_or("");
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let type_args = caps.at(4).unwrap_or("");
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if let Some(components) = get_components(trait_name) {
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println!("impl{} {}{} for {}{} {{", type_args, trait_name,trait_args, type_name,type_args);
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let mut printed_anything = false;
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for component in components.iter() {
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if printed_anything == false {
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printed_anything = true;
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}
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else {
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println!("");
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}
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let text = component.to_string();
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if text.contains("PARAM") && trait_args.is_empty() {
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fail(&*format!("Trait {} needs a generic argument", trait_name));
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}
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let rhs = if trait_args.is_empty() { type_name } else { &trait_args[1 .. trait_args.len() - 1] };
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let text = text.replace("SELF", &*format!("{}{}", type_name, type_args))
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.replace("PARAM", rhs)
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.replace("RHS", rhs);
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println!("{}", text);
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}
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println!("}}");
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}
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else {
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fail(&*format!("Unknown trait name: {}", trait_name));
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}
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}
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#[derive(Copy, Clone)]
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enum Component<'a> {
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AssocType(&'a str),
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Function {
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name: &'a str,
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input: &'a str,
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output: Option<&'a str>,
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params: Option<&'a str>,
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},
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}
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impl<'a> fmt::Display for Component<'a> {
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fn fmt(&self, f: &mut fmt::Formatter) -> Result<(), fmt::Error> {
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match *self {
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Component::AssocType(name) => {
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write!(f, " type {} = <#...#>;", name)
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},
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Component::Function { name, input, output, params } => {
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try!(write!(f, " fn {}", name));
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if let Some(params) = params {
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try!(write!(f, "<{}>", params));
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}
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try!(write!(f, "({})", input));
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if let Some(output) = output {
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try!(write!(f, " -> {}", output));
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}
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write!(f, " {{\n <#...#>\n }}")
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},
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}
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}
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}
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fn get_components(trait_name: &str) -> Option<Vec<Component<'static>>> {
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use self::Component::*;
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let bits = match trait_name {
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// -- std::borrow --
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"Borrow" => vec![
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Function {
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name: "borrow",
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input: "&self",
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output: Some("&PARAM"),
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params: None,
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}
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],
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"BorrowMut" => vec![
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Function {
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name: "borrow_mut",
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input: "&mut self",
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output: Some("&mut PARAM"),
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params: None,
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}
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],
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"IntoCow" => vec![
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Function {
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name: "into_cow",
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input: "self",
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output: Some("Cow<PARAM>"),
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params: None,
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}
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],
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"ToOwned" => vec![
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AssocType("Owned"),
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Function {
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name: "to_owned",
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input: "&self",
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output: Some("Self::Owned"),
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params: None,
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}
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],
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// -- std::clone --
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"Clone" => vec![
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Function {
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name: "clone",
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input: "&self",
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output: Some("SELF"),
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params: None,
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}
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],
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// -- std::cmp --
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"PartialEq" => vec![
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Function {
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name: "eq",
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input: "&self, other: &RHS",
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output: Some("bool"),
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params: None,
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}
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],
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"PartialOrd" => vec![
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Function {
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name: "partial_cmp",
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input: "&self, other: &RHS",
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output: Some("Option<Ordering>"),
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params: None,
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}
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],
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// -- std::convert --
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"AsMut" => vec![
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Function {
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name: "as_mut",
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input: "&mut self",
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output: Some("&mut PARAM"),
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params: None,
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}
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],
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"AsRef" => vec![
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Function {
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name: "as_ref",
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input: "&self",
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output: Some("&PARAM"),
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params: None,
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}
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],
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"From" => vec![
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Function {
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name: "from",
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input: "PARAM",
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output: Some("SELF"),
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params: None,
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}
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],
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"Into" => vec![
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Function {
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name: "into",
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input: "self",
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output: Some("PARAM"),
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params: None,
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}
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],
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// -- std::default --
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"Default" => vec![
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Function {
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name: "default",
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input: "",
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output: Some("SELF"),
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params: None,
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}
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],
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// -- std::error --
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"Error" => vec![
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Function {
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name: "description",
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input: "&self",
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output: Some("&str"),
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params: None,
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},
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Function {
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name: "cause",
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input: "&self",
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output: Some("Option<&Error>"),
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params: None,
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}
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],
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// -- std::fmt --
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"Binary" | "Debug" | "Display" | "LowerExp" | "LowerHex" | "Octal" |
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"Pointer" | "UpperExp" | "UpperHex"
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=> format(),
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// -- std::hash --
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"Hash" => vec![
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Function {
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name: "hash",
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input: "&self, state: &mut H",
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output: None,
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params: Some("H: Hasher"),
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}
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],
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// -- std::iter --
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"Iterator" => vec![
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AssocType("Item"),
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Function {
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name: "next",
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input: "&mut self",
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output: Some("Option<Self::Item>"),
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params: None,
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},
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],
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// -- std::ops --
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"Add" => maths("add"),
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"BitAnd" => maths("bitand"),
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"BitOr" => maths("bitor"),
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"BitXor" => maths("bitxor"),
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"Div" => maths("div"),
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"Mul" => maths("mul"),
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"Rem" => maths("rem"),
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"Shl" => maths("shl"),
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"Shr" => maths("shr"),
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"Sub" => maths("sub"),
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"Not" => vec![
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AssocType("Output"),
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Function {
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name: "not",
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input: "self",
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output: Some("Self::Output"),
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params: None,
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},
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],
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"Neg" => vec![
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AssocType("Output"),
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Function {
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name: "neg",
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input: "self",
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output: Some("Self::Output"),
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params: None,
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},
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],
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"Deref" => vec![
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AssocType("Target"),
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Function {
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name: "deref",
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input: "&'a self",
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output: Some("&'a Self::Target"),
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params: Some("'a"),
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},
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],
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"DerefMut" => vec![
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AssocType("Target"),
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Function {
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name: "deref_mut",
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input: "&'a mut self",
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output: Some("&'a mut Self::Target"),
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params: Some("'a"),
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},
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],
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"Index" => vec![
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AssocType("Output"),
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Function {
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name: "index",
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input: "&'a self, index: PARAM",
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output: Some("&'a Self::Output"),
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params: Some("'a"),
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},
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],
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"IndexMut" => vec![
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AssocType("Output"),
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Function {
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name: "index",
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input: "&'a mut self, index: PARAM",
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output: Some("&'a mut Self::Output"),
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params: Some("'a"),
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},
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],
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// -- std::str --
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"FromStr" => vec![
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AssocType("Err"),
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Function {
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name: "from_str",
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input: "s: &str",
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output: Some("Result<SELF, Self::Err>"),
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params: None,
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},
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],
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_ => return None,
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};
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Some(bits)
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}
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fn maths(name: &'static str) -> Vec<Component<'static>> {
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vec![
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Component::AssocType("Output"),
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Component::Function {
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name: name,
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input: "self, rhs: RHS",
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output: Some("Self::Output"),
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params: None,
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},
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]
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}
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fn format() -> Vec<Component<'static>> {
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vec![
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Component::Function {
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name: "fmt",
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input: "&self, &mut fmt::Formatter",
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output: Some("Result<(), fmt::Error>"),
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params: None,
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}
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]
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}
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fn fail(message: &str) -> ! {
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println!("{}", message);
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process::exit(1);
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}
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