trying new parsing algorithm

Cargo.toml

@@ -14,8 +14,7 @@ keywords = ["library", "finance", "wasm"]
 # For WASM:
 # [target.'cfg(target_arch = "wasm32")'.lib]
 [lib]
-crate-type = ["cdylib"]
-# , "rlib"
+crate-type = ["cdylib", "rlib"]
 
 [dependencies]
 anyhow = "1.0.71"

src/journalreader.rs

@@ -0,0 +1,26 @@
+/*!
+ * Journal Reader reads lines from the journal string and keeps track of the 
+ * line number.
+ */
+
+ /// Reads the input text line by line and keeps track of the line number.
+struct JournalReader {}
+
+impl JournalReader {
+    pub fn new() -> Self {
+        JournalReader { }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+    use super::JournalReader;
+
+    #[test]
+    fn test_instantiation() {
+        let x = JournalReader::new();
+
+        // if no exceptions
+        assert!(true);
+    }
+}

src/lib.rs

@@ -46,8 +46,10 @@ pub mod commodity;
 pub mod history;
 mod iterator;
 pub mod journal;
+mod journalreader;
 mod option;
 pub mod parser;
+mod parser_experiment;
 pub mod pool;
 pub mod post;
 pub mod report;
@@ -153,8 +155,6 @@ pub fn parse_text(text: &str, journal: &mut Journal) {
     parser::read_into_journal(source, journal);
 }
 
-// #[cfg(target_arch = "wasm32")]
-// #[wasm_bindgen]
 #[cfg_attr(target_arch = "wasm32", wasm_bindgen)]
 pub fn wasm_test() -> String {
     "hello from wasm".to_owned()

src/parser_experiment.rs

@@ -0,0 +1,24 @@
+/*!
+ * A different approach to parsing.
+ * Tailored to Wasm usage.
+ * Break down steps into logical units.
+ * Use the iterator?
+ */
+
+use std::io::{BufReader, Read};
+
+use crate::iterator::DirectiveType;
+
+/// Read Journal, convert to directives
+pub fn text_to_directives() {
+    // reader: BufReader<T>
+    // todo
+
+    // read line from the Journal
+    // determine the type
+    // DirectiveType
+    // scan the line
+    // parse into a model instance
+    // read additional lines, as needed. Ie for Xact/Posts.
+    // return the directive with the entity, if created
+}

tests/tests-for-wasm.rs

@@ -0,0 +1,3 @@
+/*!
+ * Tests for the functionality used in Wasm.
+ */