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feat: transpile hello world view function

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This commit is contained in:
YetAnotherMinion 2021-12-13 04:31:53 +00:00 • committed by nobody
commit 2f335b02ae
Signed by: GrocerPublishAgent
GPG key ID: D460CD54A9E3AB86
6 changed files with 385 additions and 81 deletions
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51
src/elm.rs
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@ -4,7 +4,7 @@ use std::collections::HashMap;
use std::fs::{self, canonicalize, metadata};
use std::io::{self, BufRead, Error, ErrorKind, Write};
use std::path::{Path, PathBuf};
use std::process::{Command};
use std::process::Command;
use tracing::info_span;
pub fn make(file: &Path, debug: bool, verbosity: u64) -> Result<(), Problem> {
@ -39,7 +39,9 @@ pub fn make(file: &Path, debug: bool, verbosity: u64) -> Result<(), Problem> {
Ok(())
}
pub fn load_interfaces(elm_cache_dir: &Path) -> Result<HashMap<String, elmi::Interface>, Problem> {
pub fn load_interfaces(
elm_cache_dir: &Path,
) -> Result<HashMap<elmi::ModuleNameCanonical, elmi::Interface>, Problem> {
let mut interfaces = HashMap::new();
let entries = fs::read_dir(&elm_cache_dir)
@ -51,6 +53,27 @@ pub fn load_interfaces(elm_cache_dir: &Path) -> Result<HashMap<String, elmi::Int
})?;
let path = entry.path();
if path.is_file() {
match path.file_name() {
Some(file_name) if file_name == "i.dat" => {
let data = std::fs::read(&path)
.map_err(|io_err| CompilerError::ReadInputFailed(io_err, path.clone()))?;
let (_remaining, i) = <elmi::Interfaces as elmi::DataBinary>::get(&data)
.map_err(|_err| {
CompilerError::FailedElmiParse("todo elmi parsing".to_owned())
})?;
for (module_name, dep_interface) in i.into_iter() {
match dep_interface {
elmi::DependencyInterface::Public(interface) => {
interfaces.insert(module_name, interface);
}
_ => {}
}
}
}
_ => {}
}
match path.extension() {
Some(ext) if ext == "elmi" => {
// step 4 load all the modules
@ -70,12 +93,16 @@ pub fn load_interfaces(elm_cache_dir: &Path) -> Result<HashMap<String, elmi::Int
if let Some(stem) = path.file_stem() {
// in theory the module name of the interface can be determined by
// the filename in elm 0.19.0 and 0.19.1
let module_name: String = stem
let module: String = stem
.to_string_lossy()
.split('-')
.collect::<Vec<&str>>()
.join(".");
interfaces.insert(module_name, i);
let cannonical_module = elmi::ModuleNameCanonical {
package: elmi::PackageName::new("author", "project"),
module: elmi::Name(module),
};
interfaces.insert(cannonical_module, i);
}
}
_ => (),
@ -103,13 +130,14 @@ pub fn load_objects(elm_cache_dir: &Path) -> Result<HashMap<elmi::Global, elmi::
let data = std::fs::read(&path)
.map_err(|io_err| CompilerError::ReadInputFailed(io_err, path.clone()))?;
let (_remaining, opt_global_graph) = elmi::OptGlobalGraph::get(&data).map_err(|_err| {
CompilerError::FailedElmiParse("todo elmi parsing".to_owned())
})?;
let (_remaining, opt_global_graph) =
elmi::OptGlobalGraph::get(&data).map_err(|_err| {
CompilerError::FailedElmiParse("todo elmi parsing".to_owned())
})?;
objects.extend(opt_global_graph.nodes.into_iter());
}
_ => {},
_ => {}
}
match path.extension() {
Some(ext) if ext == "elmo" => {
@ -123,9 +151,10 @@ pub fn load_objects(elm_cache_dir: &Path) -> Result<HashMap<elmi::Global, elmi::
.map_err(|io_err| CompilerError::ReadInputFailed(io_err, path.clone()))?;
drop(load_guard);
let (_remaining, opt_local_graph) = elmi::OptLocalGraph::get(&data).map_err(|_err| {
CompilerError::FailedElmiParse("todo elmi parsing".to_owned())
})?;
let (_remaining, opt_local_graph) =
elmi::OptLocalGraph::get(&data).map_err(|_err| {
CompilerError::FailedElmiParse("todo elmi parsing".to_owned())
})?;
objects.extend(opt_local_graph.nodes.into_iter());
}