add zephyr-cli

Cargo.toml

@@ -3,6 +3,9 @@ name = "zephyr"
 version = "0.1.0"
 edition = "2021"
 
+[workspace]
+members = ["zephyr-cli"]
+
 [features]
 default = []
 

README.org

@@ -4,6 +4,7 @@ zephyr is a [[https://tailwindcss.com/][tailwind]]-inspired css generator dsl. i
 [[https://versary.town/zephyr/][playground]]
 
 ** how to use
+*** as a library
 to generate the css out of the list of classes, call =Zephyr::generate_classes=
 
 #+begin_src rust
@@ -21,6 +22,8 @@ let css = z.generate_classes(classes);
 #+end_src
 
 see [[examples/html.rs][examples/html.rs]] for a more detailed usage example
+*** as a cli program
+first go into =zephyr-cli= and run =cargo install --path .=. =zephry-cli= will now be available. you can use it like so: =zephyr-cli . -wr -o my.css=
 ** how to define classes
 *** property and value
 in the most simple case, classes have a property and a value: =name[value]=. zephyr will take this and generate the following css:

zephyr-cli/Cargo.lock

@@ -0,0 +1,102 @@
+# This file is automatically @generated by Cargo.
+# It is not intended for manual editing.
+version = 3
+
+[[package]]
+name = "cfg-if"
+version = "1.0.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
+
+[[package]]
+name = "once_cell"
+version = "1.14.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2f7254b99e31cad77da24b08ebf628882739a608578bb1bcdfc1f9c21260d7c0"
+
+[[package]]
+name = "pin-project-lite"
+version = "0.2.9"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "e0a7ae3ac2f1173085d398531c705756c94a4c56843785df85a60c1a0afac116"
+
+[[package]]
+name = "proc-macro2"
+version = "1.0.43"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "0a2ca2c61bc9f3d74d2886294ab7b9853abd9c1ad903a3ac7815c58989bb7bab"
+dependencies = [
+ "unicode-ident",
+]
+
+[[package]]
+name = "quote"
+version = "1.0.21"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "bbe448f377a7d6961e30f5955f9b8d106c3f5e449d493ee1b125c1d43c2b5179"
+dependencies = [
+ "proc-macro2",
+]
+
+[[package]]
+name = "syn"
+version = "1.0.99"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "58dbef6ec655055e20b86b15a8cc6d439cca19b667537ac6a1369572d151ab13"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "unicode-ident",
+]
+
+[[package]]
+name = "tracing"
+version = "0.1.36"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "2fce9567bd60a67d08a16488756721ba392f24f29006402881e43b19aac64307"
+dependencies = [
+ "cfg-if",
+ "pin-project-lite",
+ "tracing-attributes",
+ "tracing-core",
+]
+
+[[package]]
+name = "tracing-attributes"
+version = "0.1.22"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "11c75893af559bc8e10716548bdef5cb2b983f8e637db9d0e15126b61b484ee2"
+dependencies = [
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
+[[package]]
+name = "tracing-core"
+version = "0.1.29"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5aeea4303076558a00714b823f9ad67d58a3bbda1df83d8827d21193156e22f7"
+dependencies = [
+ "once_cell",
+]
+
+[[package]]
+name = "unicode-ident"
+version = "1.0.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "c4f5b37a154999a8f3f98cc23a628d850e154479cd94decf3414696e12e31aaf"
+
+[[package]]
+name = "zephyr"
+version = "0.1.0"
+dependencies = [
+ "tracing",
+]
+
+[[package]]
+name = "zephyr-cli"
+version = "0.1.0"
+dependencies = [
+ "zephyr",
+]

zephyr-cli/Cargo.toml

@@ -0,0 +1,12 @@
+[package]
+name = "zephyr-cli"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+clap = { version = "3.2.12", features = ["derive", "wrap_help"] }
+color-eyre = "0.6.2"
+notify = "5.0.0"
+notify-debouncer-mini = "0.2.1"
+walkdir = "2.3.2"
+zephyr = { path = "..", features = ["scraping"] }

zephyr-cli/src/main.rs

@@ -0,0 +1,115 @@
+use std::{
+    path::{Path, PathBuf},
+    time::Duration,
+};
+
+use clap::Parser;
+use color_eyre::eyre::Result;
+use notify::RecursiveMode;
+use notify_debouncer_mini::new_debouncer;
+use walkdir::{self, WalkDir};
+use zephyr::{scraping::*, Zephyr};
+
+/// generate css :)
+#[derive(Parser, Debug)]
+#[clap(author, version, about, long_about = None)]
+struct Args {
+    /// file or directory
+    #[clap(value_parser)]
+    path: PathBuf,
+    /// output path. defaults to `zephyr.css`
+    #[clap(short, long, value_parser)]
+    output: Option<PathBuf>,
+    #[clap(short, long, value_parser)]
+    watch: bool,
+    /// use regex instead of an html parser to extract the classes
+    #[clap(short, long, value_parser)]
+    regex: bool,
+    /// disables recursion into subdirectories
+    #[clap(short, long, value_parser)]
+    no_recurse: bool,
+}
+
+fn main() -> Result<()> {
+    color_eyre::install()?;
+
+    let args = Args::parse();
+    let output = args.output.unwrap_or_else(|| PathBuf::from("zephyr.css"));
+    // this makes it so we can call canonicalize
+    std::fs::write(&output, "")?;
+    let output_canonical = output.canonicalize()?;
+
+    let z = Zephyr::new();
+
+    run(&z, &args.path, &output, args.regex, args.no_recurse)?;
+    println!("generated {}", output.as_os_str().to_string_lossy());
+
+    if args.watch {
+        let (tx, rx) = std::sync::mpsc::channel();
+        let mut debouncer = new_debouncer(Duration::from_secs(3), None, tx).unwrap();
+
+        debouncer
+            .watcher()
+            .watch(
+                &args.path,
+                if args.no_recurse {
+                    RecursiveMode::NonRecursive
+                } else {
+                    RecursiveMode::Recursive
+                },
+            )
+            .unwrap();
+
+        loop {
+            if let Ok(Ok(e)) = rx.recv() {
+                if e.into_iter().any(|e| e.path != output_canonical) {
+                    run(&z, &args.path, &output, args.regex, args.no_recurse)?;
+                    println!("generated {}", output.as_os_str().to_string_lossy());
+                }
+            }
+        }
+    }
+
+    Ok(())
+}
+
+fn run(z: &Zephyr, source: &Path, output: &Path, regex: bool, no_recurse: bool) -> Result<()> {
+    let mut files = vec![];
+    if source.is_dir() {
+        let mut w = WalkDir::new(source).follow_links(true);
+        if no_recurse {
+            w = w.max_depth(1);
+        }
+        for entry in w.into_iter().flatten() {
+            if entry.path().is_file() {
+                files.push(entry.into_path());
+            }
+        }
+    } else {
+        files.push(source.to_path_buf());
+    }
+
+    // TODO skip unneeded allocations
+    // it currently turns stuff to strings and vecs cause lifetime stuff
+
+    let classes = files
+        .into_iter()
+        .flat_map(std::fs::read_to_string)
+        .flat_map(|f| {
+            if regex {
+                get_classes_regex(&f)
+                    .into_iter()
+                    .map(ToString::to_string)
+                    .collect::<Vec<_>>()
+            } else {
+                get_classes(&f)
+            }
+        })
+        .collect::<Vec<_>>();
+
+    let css = z.generate_classes(classes.iter().map(String::as_str));
+
+    std::fs::write(output, css)?;
+
+    Ok(())
+}