now workspaces for modular compilation (maybe faster)

analysis/src/helper.rs

@@ -0,0 +1,113 @@
+use execution::presets;
+use lalrpop_util::ParseError;
+use std::fmt::Display;
+use grammar::grammar;
+
+pub struct Parsers {}
+
+impl presets::FileParsers for Parsers {
+    fn parse_experiment(
+        translator: &mut rsprocess::translator::Translator,
+        contents: String,
+    ) -> Result<(Vec<u32>, Vec<rsprocess::set::Set>), String> {
+        match grammar::ExperimentParser::new().parse(translator, &contents) {
+            | Ok(sys) => Ok(sys),
+            | Err(e) => reformat_error(e, &contents),
+        }
+    }
+
+    fn parse_instructions(
+        translator: &mut rsprocess::translator::Translator,
+        contents: String,
+    ) -> Result<presets::Instructions, String> {
+        match grammar::RunParser::new().parse(translator, &contents) {
+            | Ok(sys) => Ok(sys),
+            | Err(e) => reformat_error(e, &contents),
+        }
+    }
+}
+
+fn reformat_error<T, S>(
+    e: ParseError<usize, T, &'static str>,
+    input_str: &str,
+) -> Result<S, String>
+where
+    T: Display,
+{
+    match e {
+        | ParseError::ExtraToken { token: (l, t, r) } => Err(format!(
+            "Unexpected token \"{t}\" between positions {l} and {r}."
+        )),
+        | ParseError::UnrecognizedEof {
+            location: _,
+            expected: _,
+        } => Err("End of file encountered while parsing.".into()),
+        | ParseError::InvalidToken { location } =>
+            Err(format!("Invalid token at position {location}.")),
+        | ParseError::UnrecognizedToken {
+            token: (l, t, r),
+            expected,
+        } => {
+            use colored::Colorize;
+
+            let mut err = format!(
+                "Unrecognized token {}{}{} \
+                 between positions {l} and {r}.",
+                "\"".red(),
+                t.to_string().red(),
+                "\"".red(),
+            );
+
+            // Temporary debug.
+            err.push_str("\nExpected: ");
+            let mut it = expected.iter().peekable();
+            while let Some(s) = it.next() {
+                err.push('(');
+                err.push_str(&format!("{}", s.green()));
+                err.push(')');
+                if it.peek().is_some() {
+                    err.push(',');
+                    err.push(' ');
+                }
+            }
+            let right_new_line = input_str[l..]
+                .find("\n")
+                .map(|pos| pos + l)
+                .unwrap_or(input_str.len());
+            let left_new_line = input_str[..r]
+                .rfind("\n")
+                .map(|pos| pos + 1)
+                .unwrap_or_default();
+
+            let line_number = input_str[..l].match_indices('\n').count() + 1;
+            let pre_no_color = format!("{line_number} |");
+            let pre = format!("{}", pre_no_color.blue());
+
+            let line_pos_l = l - left_new_line;
+            let line_pos_r = r - left_new_line;
+
+            err.push_str(&format!(
+                "\nLine {} position {} to {}:\n{}{}{}{}",
+                line_number,
+                line_pos_l,
+                line_pos_r,
+                &pre,
+                &input_str[left_new_line..l].green(),
+                &input_str[l..r].red(),
+                &input_str[r..right_new_line],
+            ));
+            err.push('\n');
+            err.push_str(&" ".repeat(pre_no_color.len() - 1));
+            err.push_str(&format!("{}", "|".blue()));
+            err.push_str(&" ".repeat(l - left_new_line));
+            err.push_str(&format!("{}", &"↑".red()));
+            if r - l > 2 {
+                err.push_str(&" ".repeat(r - l - 2));
+                err.push_str(&format!("{}", &"↑".red()));
+            }
+
+            Err(err)
+        },
+        | ParseError::User { error } => Err(error.to_string()),
+    }
+}

analysis/src/main.rs

@@ -0,0 +1,18 @@
+mod helper;
+
+fn main() {
+    use execution::presets;
+
+    let mut input = String::new();
+    std::io::stdin().read_line(&mut input).unwrap();
+    input = input.trim().into();
+
+    let now = std::time::Instant::now();
+
+    match presets::run::<helper::Parsers>(input) {
+        | Ok(()) => {},
+        | Err(e) => println!("{e}"),
+    }
+
+    println!("{} milliseconds elapsed", now.elapsed().as_millis());
+}