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chore: delete binding_files.rs

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Amaan Qureshi 2024-03-02 21:01:08 -05:00
parent 27f52266ac
commit 57d01335c0
1 changed files with 0 additions and 152 deletions
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152
cli/src/generate/binding_files.rs
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@ -1,152 +0,0 @@
use super::write_file;
use anyhow::{Context, Result};
use std::path::Path;
use std::{fs, str};
const BINDING_CC_TEMPLATE: &str = include_str!("./templates/binding.cc");
const BINDING_GYP_TEMPLATE: &str = include_str!("./templates/binding.gyp");
const INDEX_JS_TEMPLATE: &str = include_str!("./templates/index.js");
const LIB_RS_TEMPLATE: &str = include_str!("./templates/lib.rs");
const BUILD_RS_TEMPLATE: &str = include_str!("./templates/build.rs");
const CARGO_TOML_TEMPLATE: &str = include_str!("./templates/cargo.toml");
const PACKAGE_JSON_TEMPLATE: &str = include_str!("./templates/package.json");
const PARSER_NAME_PLACEHOLDER: &str = "PARSER_NAME";
const CLI_VERSION_PLACEHOLDER: &str = "CLI_VERSION";
const TREE_SITTER_VERSION: &str = env!("CARGO_PKG_VERSION");
const RUST_BINDING_VERSION_PLACEHOLDER: &str = "RUST_BINDING_VERSION";
pub fn generate_binding_files(repo_path: &Path, language_name: &str) -> Result<()> {
let bindings_dir = repo_path.join("bindings");
let dashed_language_name = language_name.replace('_', "-");
let dashed_language_name = dashed_language_name.as_str();
// Generate rust bindings if needed.
let rust_binding_dir = bindings_dir.join("rust");
create_path(&rust_binding_dir, create_dir)?;
create_path(&rust_binding_dir.join("lib.rs"), |path| {
generate_file(path, LIB_RS_TEMPLATE, language_name)
})?;
create_path(&rust_binding_dir.join("build.rs"), |path| {
generate_file(path, BUILD_RS_TEMPLATE, language_name)
})?;
create_path(&repo_path.join("Cargo.toml"), |path| {
generate_file(path, CARGO_TOML_TEMPLATE, dashed_language_name)
})?;
// Generate node bindings
let node_binding_dir = bindings_dir.join("node");
create_path(&node_binding_dir, create_dir)?;
create_path(&node_binding_dir.join("index.js"), |path| {
generate_file(path, INDEX_JS_TEMPLATE, language_name)
})?;
create_path(&node_binding_dir.join("binding.cc"), |path| {
generate_file(path, BINDING_CC_TEMPLATE, language_name)
})?;
// Create binding.gyp, or update it with new binding path.
let binding_gyp_path = repo_path.join("binding.gyp");
create_path_else(
&binding_gyp_path,
|path| generate_file(path, BINDING_GYP_TEMPLATE, language_name),
|path| {
let binding_gyp =
fs::read_to_string(path).with_context(|| "Failed to read binding.gyp")?;
let old_path = "\"src/binding.cc\"";
if binding_gyp.contains(old_path) {
eprintln!("Updating binding.gyp with new binding path");
let binding_gyp = binding_gyp.replace(old_path, "\"bindings/node/binding.cc\"");
write_file(path, binding_gyp)?;
}
Ok(())
},
)?;
// Create package.json, or update it with new binding path.
let package_json_path = repo_path.join("package.json");
create_path_else(
&package_json_path,
|path| generate_file(path, PACKAGE_JSON_TEMPLATE, dashed_language_name),
|path| {
let package_json_str =
fs::read_to_string(path).with_context(|| "Failed to read package.json")?;
let mut package_json =
serde_json::from_str::<serde_json::Map<String, serde_json::Value>>(
&package_json_str,
)
.with_context(|| "Failed to parse package.json")?;
let package_json_main = package_json.get("main");
let package_json_needs_update = package_json_main.map_or(true, |v| {
let main_string = v.as_str();
main_string == Some("index.js") || main_string == Some("./index.js")
});
if package_json_needs_update {
eprintln!("Updating package.json with new binding path");
package_json.insert(
"main".to_string(),
serde_json::Value::String("bindings/node".to_string()),
);
let mut package_json_str = serde_json::to_string_pretty(&package_json)?;
package_json_str.push('\n');
write_file(path, package_json_str)?;
}
Ok(())
},
)?;
// Remove files from old node binding paths.
let old_index_js_path = repo_path.join("index.js");
let old_binding_cc_path = repo_path.join("src").join("binding.cc");
if old_index_js_path.exists() {
fs::remove_file(old_index_js_path).ok();
}
if old_binding_cc_path.exists() {
fs::remove_file(old_binding_cc_path).ok();
}
Ok(())
}
fn generate_file(path: &Path, template: &str, language_name: &str) -> Result<()> {
write_file(
path,
template
.replace(PARSER_NAME_PLACEHOLDER, language_name)
.replace(CLI_VERSION_PLACEHOLDER, TREE_SITTER_VERSION)
.replace(RUST_BINDING_VERSION_PLACEHOLDER, TREE_SITTER_VERSION),
)
}
fn create_dir(path: &Path) -> Result<()> {
fs::create_dir_all(path)
.with_context(|| format!("Failed to create {:?}", path.to_string_lossy()))
}
fn create_path<F>(path: &Path, action: F) -> Result<bool>
where
F: Fn(&Path) -> Result<()>,
{
if !path.exists() {
action(path)?;
return Ok(true);
}
Ok(false)
}
fn create_path_else<T, F>(path: &Path, action: T, else_action: F) -> Result<bool>
where
T: Fn(&Path) -> Result<()>,
F: Fn(&Path) -> Result<()>,
{
if !path.exists() {
action(path)?;
return Ok(true);
}
else_action(path)?;
Ok(false)
}