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heck

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This commit is contained in:
Aleksey Kladov 2018-08-11 11:03:22 +03:00
parent 78f41ea707
commit d5119133fc
5 changed files with 124 additions and 13 deletions
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18
crates/tools/src/main.rs
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@ -7,8 +7,10 @@ extern crate tools;
extern crate walkdir;
#[macro_use]
extern crate commandspec;
extern crate heck;
use clap::{App, Arg, SubCommand};
use heck::{CamelCase, ShoutySnakeCase};
use std::{
collections::HashMap,
fs,
@ -87,18 +89,10 @@ fn render_template(template: &str) -> Result<String> {
.map_err(|e| format_err!("template error: {:?}", e))?;
tera.register_global_function("concat", Box::new(concat));
tera.register_filter("camel", |arg, _| {
Ok(arg.as_str().unwrap()
.split("_")
.flat_map(|word| {
word.chars()
.next().unwrap()
.to_uppercase()
.chain(
word.chars().skip(1).flat_map(|c| c.to_lowercase())
)
})
.collect::<String>()
.into())
Ok(arg.as_str().unwrap().to_camel_case().into())
});
tera.register_filter("SCREAM", |arg, _| {
Ok(arg.as_str().unwrap().to_shouty_snake_case().into())
});
let ret = tera
.render("grammar", &grammar)