factor out crate

Cargo.lock

@@ -819,6 +819,16 @@ version = "0.4.29"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5e5032e24019045c762d3c0f28f5b6b8bbf38563a65908389bf7978758920897"
 
+[[package]]
+name = "logparse"
+version = "0.1.0"
+dependencies = [
+ "insta",
+ "proptest",
+ "proptest-derive",
+ "winnow",
+]
+
 [[package]]
 name = "loom"
 version = "0.7.2"
@@ -1416,12 +1426,10 @@ dependencies = [
  "clap",
  "crossterm",
  "dumpster",
- "insta",
  "itertools",
  "jiff",
+ "logparse",
  "nix 0.31.1",
- "proptest",
- "proptest-derive",
  "ratatui",
  "ratatui-themes",
  "regex",
@@ -1429,7 +1437,6 @@ dependencies = [
  "serde_json",
  "thiserror 2.0.18",
  "tui-widget-list",
- "winnow",
 ]
 
 [[package]]

Cargo.toml

@@ -7,6 +7,10 @@ edition = "2024"
 name = "lv"
 path = "./src/main.rs"
 
+[workspace]
+members = [".", "./logparse/"]
+default-members = [".", "./logparse/"]
+
 [dependencies]
 clap = {version="4.5", features=["derive", "string"]}
 jiff = {version = "0.2", features = ["serde"]}
@@ -21,7 +25,4 @@ nix = {version = "0.31", features = ["process", "signal"]}
 regex = "1"
 crossterm = "*"
 dumpster = "2.1"
-winnow = {version="1", features=["parser"]}
-proptest = "1"
-proptest-derive = "0.8"
-insta = "1"
+logparse = {path = "./logparse/", version="0.1.0"}

logparse/Cargo.toml

@@ -0,0 +1,16 @@
+[package]
+name = "logparse"
+version = "0.1.0"
+edition = "2024"
+description = "parse arbitrary messages containing rust-like debug output to syntax highlight them"
+authors = ["Jana Dönszelmann <cratesio@donsz.nl>"]
+license = "MIT OR Apache-2.0"
+documentation = "https://docs.rs/logparse"
+homepage = "https://git.donsz.nl/jana/logviewer"
+repository = "https://git.donsz.nl/jana/logviewer"
+
+[dependencies]
+winnow = {version="1", features=["parser"]}
+proptest = "1"
+proptest-derive = "0.8"
+insta = "1"

src/main.rs

@@ -9,7 +9,6 @@ use std::{
     str::FromStr,
 };
 
-pub mod format_debug_output;
 mod tui;
 
 use clap::{Parser, Subcommand, ValueEnum, builder::PossibleValue};

src/tui/widgets/line_text.rs

@@ -2,10 +2,8 @@ use std::borrow::Cow;
 
 use ratatui::text::{Line, Span, Text};
 
-use crate::{
-    format_debug_output::{Config, SpanKind, into_spans, parse_input},
-    tui::widgets::styled::Styled,
-};
+use crate::tui::widgets::styled::Styled;
+use logparse::{self as lp, Config, SpanKind, into_spans, parse_input};
 
 #[derive(Debug)]
 pub enum Highlighted {
@@ -45,7 +43,7 @@ impl LineText {
 
 #[derive(Debug)]
 pub struct HighlightedSpan<'a> {
-    span: crate::format_debug_output::Span<'a>,
+    span: lp::Span<'a>,
     highlighted: bool,
 }
 
@@ -62,7 +60,7 @@ fn cow_split_at<'a>(inp: Cow<'a, str>, offset: usize) -> (Cow<'a, str>, Cow<'a,
     }
 }
 
-fn span_len(span: &crate::format_debug_output::Span<'_>) -> usize {
+fn span_len(span: &lp::Span<'_>) -> usize {
     match span.kind {
         SpanKind::Space(n) => n,
         _ => span.text.len(),
@@ -70,7 +68,7 @@ fn span_len(span: &crate::format_debug_output::Span<'_>) -> usize {
 }
 
 fn highlight_spans<'a>(
-    i: impl Iterator<Item = crate::format_debug_output::Span<'a>>,
+    i: impl Iterator<Item = lp::Span<'a>>,
     start: usize,
     end: usize,
 ) -> impl Iterator<Item = HighlightedSpan<'a>> {
@@ -86,7 +84,7 @@ fn highlight_spans<'a>(
             }];
         }
 
-        let crate::format_debug_output::Span { text, kind } = span;
+        let lp::Span { text, kind } = span;
 
         let mut res = Vec::new();
 
@@ -95,7 +93,7 @@ fn highlight_spans<'a>(
             let until_start = start - curr_offset;
             let (before, after) = cow_split_at(text, until_start);
 
-            let before_span = crate::format_debug_output::Span { kind, text: before };
+            let before_span = lp::Span { kind, text: before };
 
             let l = span_len(&before_span);
             if l != 0 {
@@ -118,7 +116,7 @@ fn highlight_spans<'a>(
 
         // entirely within
         if curr_offset + text.len() <= end {
-            let span = crate::format_debug_output::Span { kind, text };
+            let span = lp::Span { kind, text };
             curr_offset += span_len(&span);
             res.push(HighlightedSpan {
                 span,
@@ -132,7 +130,7 @@ fn highlight_spans<'a>(
             let until_start = end - curr_offset;
             let (before, after) = cow_split_at(text, until_start);
 
-            let before_span = crate::format_debug_output::Span { kind, text: before };
+            let before_span = lp::Span { kind, text: before };
 
             curr_offset += span_len(&before_span);
             res.push(HighlightedSpan {
@@ -149,7 +147,7 @@ fn highlight_spans<'a>(
             return res;
         }
 
-        let after = crate::format_debug_output::Span { kind, text };
+        let after = lp::Span { kind, text };
 
         curr_offset += span_len(&after);
         res.push(HighlightedSpan {
@@ -201,7 +199,7 @@ impl Into<Line<'static>> for Styled<'_, LineText> {
                 .into_iter()
                 .map(
                     |HighlightedSpan {
-                         span: crate::format_debug_output::Span { text, kind },
+                         span: lp::Span { text, kind },
                          highlighted,
                      }| {
                         let span = Span::from(text.into_owned());