organic/src/compare/compare.rs
2023-09-15 14:13:17 -04:00

78 lines
3.1 KiB
Rust

use std::path::Path;
use crate::compare::diff::compare_document;
use crate::compare::parse::emacs_parse_anonymous_org_document;
use crate::compare::parse::emacs_parse_file_org_document;
use crate::compare::parse::get_emacs_version;
use crate::compare::parse::get_org_mode_version;
use crate::compare::sexp::sexp;
use crate::parser::parse;
use crate::parser::parse_with_settings;
use crate::GlobalSettings;
use crate::LocalFileAccessInterface;
pub fn run_anonymous_compare<P: AsRef<str>>(
org_contents: P,
) -> Result<(), Box<dyn std::error::Error>> {
// TODO: This is a work-around to pretend that dos line endings do not exist. It would be better to handle the difference in line endings.
let org_contents = org_contents.as_ref().replace("\r\n", "\n");
let org_contents = org_contents.as_str();
eprintln!("Using emacs version: {}", get_emacs_version()?.trim());
eprintln!("Using org-mode version: {}", get_org_mode_version()?.trim());
let rust_parsed = parse(org_contents)?;
let org_sexp = emacs_parse_anonymous_org_document(org_contents)?;
let (_remaining, parsed_sexp) = sexp(org_sexp.as_str()).map_err(|e| e.to_string())?;
println!("{}\n\n\n", org_contents);
println!("{}", org_sexp);
println!("{:#?}", rust_parsed);
// We do the diffing after printing out both parsed forms in case the diffing panics
let diff_result = compare_document(&parsed_sexp, &rust_parsed)?;
diff_result.print(org_contents)?;
if diff_result.is_bad() {
Err("Diff results do not match.")?;
}
Ok(())
}
pub fn run_compare_on_file<P: AsRef<Path>>(org_path: P) -> Result<(), Box<dyn std::error::Error>> {
let org_path = org_path.as_ref();
eprintln!("Using emacs version: {}", get_emacs_version()?.trim());
eprintln!("Using org-mode version: {}", get_org_mode_version()?.trim());
let parent_directory = org_path
.parent()
.ok_or("Should be contained inside a directory.")?;
let org_contents = std::fs::read_to_string(org_path)?;
// TODO: This is a work-around to pretend that dos line endings do not exist. It would be better to handle the difference in line endings.
let org_contents = org_contents.replace("\r\n", "\n");
let org_contents = org_contents.as_str();
let file_access_interface = LocalFileAccessInterface {
working_directory: Some(parent_directory.to_path_buf()),
};
let global_settings = {
let mut global_settings = GlobalSettings::default();
global_settings.file_access = &file_access_interface;
global_settings
};
let rust_parsed = parse_with_settings(org_contents, &global_settings)?;
let org_sexp = emacs_parse_file_org_document(org_path)?;
let (_remaining, parsed_sexp) = sexp(org_sexp.as_str()).map_err(|e| e.to_string())?;
println!("{}\n\n\n", org_contents);
println!("{}", org_sexp);
println!("{:#?}", rust_parsed);
// We do the diffing after printing out both parsed forms in case the diffing panics
let diff_result = compare_document(&parsed_sexp, &rust_parsed)?;
diff_result.print(org_contents)?;
if diff_result.is_bad() {
Err("Diff results do not match.")?;
}
Ok(())
}