WIP

crates/nu-parser/src/errors.rs

@@ -1,5 +1,4 @@
-use crate::ParserWorkingSet;
-use nu_protocol::{Span, Type};
+use nu_protocol::{Span, StateWorkingSet, Type};
 use std::ops::Range;
 
 #[derive(Debug)]
@@ -31,95 +30,3 @@ pub enum ParseError {
     IncompleteParser(Span),
     RestNeedsName(Span),
 }
-
-impl<'a> codespan_reporting::files::Files<'a> for ParserWorkingSet<'a> {
-    type FileId = usize;
-
-    type Name = String;
-
-    type Source = String;
-
-    fn name(&'a self, id: Self::FileId) -> Result<Self::Name, codespan_reporting::files::Error> {
-        Ok(self.get_filename(id))
-    }
-
-    fn source(
-        &'a self,
-        id: Self::FileId,
-    ) -> Result<Self::Source, codespan_reporting::files::Error> {
-        Ok(self.get_file_source(id))
-    }
-
-    fn line_index(
-        &'a self,
-        id: Self::FileId,
-        byte_index: usize,
-    ) -> Result<usize, codespan_reporting::files::Error> {
-        let source = self.get_file_source(id);
-
-        let mut count = 0;
-
-        for byte in source.bytes().enumerate() {
-            if byte.0 == byte_index {
-                // println!("count: {} for file: {} index: {}", count, id, byte_index);
-                return Ok(count);
-            }
-            if byte.1 == b'\n' {
-                count += 1;
-            }
-        }
-
-        // println!("count: {} for file: {} index: {}", count, id, byte_index);
-        Ok(count)
-    }
-
-    fn line_range(
-        &'a self,
-        id: Self::FileId,
-        line_index: usize,
-    ) -> Result<Range<usize>, codespan_reporting::files::Error> {
-        let source = self.get_file_source(id);
-
-        let mut count = 0;
-
-        let mut start = Some(0);
-        let mut end = None;
-
-        for byte in source.bytes().enumerate() {
-            #[allow(clippy::comparison_chain)]
-            if count > line_index {
-                let start = start.expect("internal error: couldn't find line");
-                let end = end.expect("internal error: couldn't find line");
-
-                // println!(
-                //     "Span: {}..{} for fileid: {} index: {}",
-                //     start, end, id, line_index
-                // );
-                return Ok(start..end);
-            } else if count == line_index {
-                end = Some(byte.0 + 1);
-            }
-
-            #[allow(clippy::comparison_chain)]
-            if byte.1 == b'\n' {
-                count += 1;
-                if count > line_index {
-                    break;
-                } else if count == line_index {
-                    start = Some(byte.0 + 1);
-                }
-            }
-        }
-
-        match (start, end) {
-            (Some(start), Some(end)) => {
-                // println!(
-                //     "Span: {}..{} for fileid: {} index: {}",
-                //     start, end, id, line_index
-                // );
-                Ok(start..end)
-            }
-            _ => Err(codespan_reporting::files::Error::FileMissing),
-        }
-    }
-}