Set Document path and category based on file path.

src/compare/compare.rs

@@ -8,6 +8,7 @@ use crate::compare::parse::get_org_mode_version;
 use crate::compare::sexp::sexp;
 use crate::context::GlobalSettings;
 use crate::context::LocalFileAccessInterface;
+use crate::parser::parse_file_with_settings;
 use crate::parser::parse_with_settings;
 
 pub fn run_anonymous_compare<P: AsRef<str>>(
@@ -70,7 +71,7 @@ pub fn run_compare_on_file_with_settings<P: AsRef<Path>>(
         global_settings.file_access = &file_access_interface;
         global_settings
     };
-    let rust_parsed = parse_with_settings(org_contents, &global_settings)?;
+    let rust_parsed = parse_file_with_settings(org_contents, &global_settings, Some(org_path))?;
     let org_sexp = emacs_parse_file_org_document(org_path, &global_settings)?;
     let (_remaining, parsed_sexp) = sexp(org_sexp.as_str()).map_err(|e| e.to_string())?;
 

src/compare/parse.rs

@@ -76,11 +76,17 @@ where
         r#"(progn
      (require 'org)
      (defun org-table-align () t)
+     (setq vc-handled-backends nil)
      {global_settings}
+     (find-file-read-only "{file_path}")
      (org-mode)
      (message "%s" (pp-to-string (org-element-parse-buffer)))
 )"#,
-        global_settings = global_settings_elisp(global_settings)
+        global_settings = global_settings_elisp(global_settings),
+        file_path = file_path
+            .as_os_str()
+            .to_str()
+            .expect("File name should be valid utf-8.")
     );
     let mut cmd = Command::new("emacs");
     let cmd = cmd
@@ -89,8 +95,6 @@ where
         .arg("--no-site-file")
         .arg("--no-splash")
         .arg("--batch")
-        .arg("--insert")
-        .arg(file_path.as_os_str())
         .arg("--eval")
         .arg(elisp_script);
     let out = cmd.output()?;

src/lib.rs

@@ -1,5 +1,6 @@
 #![feature(exit_status_error)]
 #![feature(trait_alias)]
+#![feature(path_file_prefix)]
 // TODO: #![warn(missing_docs)]
 
 #[cfg(feature = "compare")]

src/parser/document.rs

@@ -1,3 +1,5 @@
+use std::path::Path;
+
 use nom::combinator::all_consuming;
 use nom::combinator::opt;
 use nom::multi::many0;
@@ -25,30 +27,71 @@ use crate::types::Object;
 
 /// Parse a full org-mode document.
 ///
-/// This is the main entry point for Organic. It will parse the full contents of the input string as an org-mode document.
+/// This is a main entry point for Organic. It will parse the full contents of the input string as an org-mode document without an underlying file attached.
 #[allow(dead_code)]
 pub fn parse<'s>(input: &'s str) -> Result<Document<'s>, Box<dyn std::error::Error>> {
-    parse_with_settings(input, &GlobalSettings::default())
+    parse_file_with_settings::<&Path>(input, &GlobalSettings::default(), None)
+}
+
+/// Parse a full org-mode document.
+///
+/// This is a main entry point for Organic. It will parse the full contents of the input string as an org-mode document at the file_path.
+///
+/// file_path is not used for reading the file contents. It is only used for determining the document category and filling in the path attribute on the Document.
+#[allow(dead_code)]
+pub fn parse_file<'s, P: AsRef<Path>>(
+    input: &'s str,
+    file_path: Option<P>,
+) -> Result<Document<'s>, Box<dyn std::error::Error>> {
+    parse_file_with_settings(input, &GlobalSettings::default(), file_path)
 }
 
 /// Parse a full org-mode document with starting settings.
 ///
-/// This is the secondary entry point for Organic. It will parse the full contents of the input string as an org-mode document starting with the settings you supplied.
+/// This is a secondary entry point for Organic. It will parse the full contents of the input string as an org-mode document starting with the settings you supplied without an underlying file attached.
 ///
 /// This will not prevent additional settings from being learned during parsing, for example when encountering a "#+TODO".
 #[allow(dead_code)]
 pub fn parse_with_settings<'g, 's>(
     input: &'s str,
     global_settings: &'g GlobalSettings<'g, 's>,
+) -> Result<Document<'s>, Box<dyn std::error::Error>> {
+    parse_file_with_settings::<&Path>(input, global_settings, None)
+}
+
+/// Parse a full org-mode document with starting settings.
+///
+/// This is the secondary entry point for Organic. It will parse the full contents of the input string as an org-mode document at the file_path starting with the settings you supplied.
+///
+/// This will not prevent additional settings from being learned during parsing, for example when encountering a "#+TODO".
+///
+/// file_path is not used for reading the file contents. It is only used for determining the document category and filling in the path attribute on the Document.
+#[allow(dead_code)]
+pub fn parse_file_with_settings<'g, 's, P: AsRef<Path>>(
+    input: &'s str,
+    global_settings: &'g GlobalSettings<'g, 's>,
+    file_path: Option<P>,
 ) -> Result<Document<'s>, Box<dyn std::error::Error>> {
     let initial_context = ContextElement::document_context();
     let initial_context = Context::new(global_settings, List::new(&initial_context));
     let wrapped_input = OrgSource::new(input);
-    let ret =
+    let mut doc =
         all_consuming(parser_with_context!(document_org_source)(&initial_context))(wrapped_input)
             .map_err(|err| err.to_string())
-            .map(|(_remaining, parsed_document)| parsed_document);
+            .map(|(_remaining, parsed_document)| parsed_document)?;
-    Ok(ret?)
+    if let Some(file_path) = file_path {
+        let full_path = file_path.as_ref().canonicalize()?;
+        if doc.category.is_none() {
+            let category = full_path
+                .file_prefix()
+                .expect("File should have a name.")
+                .to_str()
+                .expect("File name should be valid utf-8.");
+            doc.category = Some(category.to_owned());
+        }
+        doc.path = Some(full_path);
+    }
+    Ok(doc)
 }
 
 /// Parse a full org-mode document.

src/parser/mod.rs

@@ -45,5 +45,7 @@ mod text_markup;
 mod timestamp;
 mod util;
 pub use document::parse;
+pub use document::parse_file;
+pub use document::parse_file_with_settings;
 pub use document::parse_with_settings;
 pub(crate) use org_source::OrgSource;