Refactor the constants

This commit is contained in:
Muhammad Mominul Huque 2018-10-16 00:54:27 +06:00
parent ce73df065f
commit 9d9e637ef3
No known key found for this signature in database
GPG key ID: 9D472E8B36098956
3 changed files with 19 additions and 20 deletions

View file

@ -8,13 +8,19 @@ extern crate heck;
use std::{
collections::HashMap,
fs,
path::Path,
path::{Path, PathBuf},
};
use itertools::Itertools;
use heck::{CamelCase, ShoutySnakeCase, SnakeCase};
pub type Result<T> = ::std::result::Result<T, failure::Error>;
const GRAMMAR: &str = "ra_syntax/src/grammar.ron";
pub const SYNTAX_KINDS: &str = "ra_syntax/src/syntax_kinds/generated.rs";
pub const SYNTAX_KINDS_TEMPLATE: &str = "ra_syntax/src/syntax_kinds/generated.rs.tera";
pub const AST: &str = "ra_syntax/src/ast/generated.rs";
pub const AST_TEMPLATE: &str = "ra_syntax/src/ast/generated.rs.tera";
#[derive(Debug)]
pub struct Test {
pub name: String,
@ -71,9 +77,9 @@ pub fn update(path: &Path, contents: &str, verify: bool) -> Result<()> {
Ok(())
}
pub fn render_template(template: &str) -> Result<String> {
pub fn render_template(template: PathBuf) -> Result<String> {
let grammar: ron::value::Value = {
let text = fs::read_to_string(format!("{}{}", Path::new(&std::env::var("CARGO_MANIFEST_DIR").unwrap()).parent().unwrap().to_str().unwrap(), "/ra_syntax/src/grammar.ron"))?;
let text = fs::read_to_string(project_root().join(GRAMMAR))?;
ron::de::from_str(&text)?
};
let template = fs::read_to_string(template)?;
@ -108,3 +114,7 @@ pub fn render_template(template: &str) -> Result<String> {
Ok(tera::Value::Array(elements))
}
}
pub fn project_root() -> PathBuf {
Path::new(&std::env::var("CARGO_MANIFEST_DIR").unwrap()).parent().unwrap().to_path_buf()
}

View file

@ -11,15 +11,10 @@ use std::{
path::{Path, PathBuf},
process::Command,
};
use tools::{Test, collect_tests, render_template, update, Result};
use tools::{AST, AST_TEMPLATE, Result, SYNTAX_KINDS, SYNTAX_KINDS_TEMPLATE, Test, collect_tests, render_template, update, project_root};
const GRAMMAR_DIR: &str = "./crates/ra_syntax/src/grammar";
const INLINE_TESTS_DIR: &str = "./crates/ra_syntax/tests/data/parser/inline";
const GRAMMAR: &str = "./crates/ra_syntax/src/grammar.ron";
const SYNTAX_KINDS: &str = "./crates/ra_syntax/src/syntax_kinds/generated.rs";
const SYNTAX_KINDS_TEMPLATE: &str = "./crates/ra_syntax/src/syntax_kinds/generated.rs.tera";
const AST: &str = "./crates/ra_syntax/src/ast/generated.rs";
const AST_TEMPLATE: &str = "./crates/ra_syntax/src/ast/generated.rs.tera";
fn main() -> Result<()> {
let matches = App::new("tasks")
@ -45,8 +40,8 @@ fn main() -> Result<()> {
fn run_gen_command(name: &str, verify: bool) -> Result<()> {
match name {
"gen-kinds" => {
update(Path::new(SYNTAX_KINDS), &render_template(SYNTAX_KINDS_TEMPLATE)?, verify)?;
update(Path::new(AST), &render_template(AST_TEMPLATE)?, verify)?;
update(&project_root().join(SYNTAX_KINDS), &render_template(project_root().join(SYNTAX_KINDS_TEMPLATE))?, verify)?;
update(&project_root().join(AST), &render_template(project_root().join(AST_TEMPLATE))?, verify)?;
},
"gen-tests" => {
gen_tests(verify)?

View file

@ -1,19 +1,13 @@
extern crate tools;
use std::path::Path;
use tools::{render_template, update};
const SYNTAX_KINDS: &str = "../ra_syntax/src/syntax_kinds/generated.rs";
const SYNTAX_KINDS_TEMPLATE: &str = "../ra_syntax/src/syntax_kinds/generated.rs.tera";
const AST: &str = "../ra_syntax/src/ast/generated.rs";
const AST_TEMPLATE: &str = "../ra_syntax/src/ast/generated.rs.tera";
use tools::{AST, AST_TEMPLATE, SYNTAX_KINDS, SYNTAX_KINDS_TEMPLATE, render_template, update, project_root};
#[test]
fn verify_template_generation() {
if let Err(error) = update(Path::new(SYNTAX_KINDS), &render_template(SYNTAX_KINDS_TEMPLATE).unwrap(), true) {
if let Err(error) = update(&project_root().join(SYNTAX_KINDS), &render_template(project_root().join(SYNTAX_KINDS_TEMPLATE)).unwrap(), true) {
panic!("{}. Please update it by running `cargo gen-kinds`", error);
}
if let Err(error) = update(Path::new(AST), &render_template(AST_TEMPLATE).unwrap(), true) {
if let Err(error) = update(&project_root().join(AST), &render_template(project_root().join(AST_TEMPLATE)).unwrap(), true) {
panic!("{}. Please update it by running `cargo gen-kinds`", error);
}
}