Support top level items and add LOC to CI

.github/workflows/lines-of-code.yml

@@ -0,0 +1,36 @@
+name: Update LOC metrics (lines of code)
+
+on:
+  push:
+    branches: ["main"]
+
+jobs:
+  update:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - name: Download scc
+        run: |
+          mkdir scc
+          cd scc
+          gh release download v3.1.0 -R boyter/scc -p '*Linux_x86_64.tar.gz' -O scc.tar.gz
+          tar -xf scc.tar.gz
+          chmod +x scc
+          pwd >> $GITHUB_PATH
+        env:
+          GH_TOKEN: ${{ github.token }}
+
+      - name: Run update script
+        run: |
+          name="simple-json-parser"
+        
+          lines_of_code=$(scc -c --no-cocomo -f json -i rs lib.rs | jq '.[] | .Code');
+        
+          echo "\`$name\` has $lines_of_code lines of code" >> $GITHUB_STEP_SUMMARY;
+
+          curl \
+            --header "Content-Type: application/json" \
+            --header "X-POST-ACCESS-KEY: ${{ secrets.PROJECTS_POST_ACCESS_KEY }}" \
+            --data "{\"project\":\"$name\",\"language\":\"rust\",\"loc\":$lines_of_code}" \
+            -w "\nUpdated-project: \n" \
+            https://kaleidawave-projectinformation.web.val.run/update-project;

Cargo.toml

@@ -18,4 +18,3 @@ path = "lib.rs"
 
 [lints.clippy]
 pedantic = "deny"
-

README.md

@@ -1,11 +1,14 @@
 # JSON parser/lexer
 
+![lines of code](https://kaleidawave-projectinformation.web.val.run/project/simple-json-parser/badge)
 [![crates.io badge](https://img.shields.io/crates/v/simple-json-parser?style=flat-square)](https://crates.io/crates/simple-json-parser)
 [![docs.rs badge](https://img.shields.io/docsrs/simple-json-parser?style=flat-square)](https://docs.rs/simple-json-parser/latest)
 
 Features
-- Under < 200 LOC Rust lexer (+ no dependencies)
-- Visiting / callback based API (no allocation)
+- Under < 200 LOC Rust lexer
+- No dependencies
+- Visiting / callback based API (avoids allocations)
 - Handles single and multiline comments in JSON
 
-See examples and tests for usage.
+See [examples](/examples/) and [tests](/tests/) for usage.
+

examples/comments.rs

@@ -0,0 +1,17 @@
+use simple_json_parser::parse;
+
+fn main() {
+    let content = r#"// Something
+    {
+        "a": 2,
+        // Another
+        "b": 5,
+        # another comment
+    }"#;
+
+    let result = parse(content, |keys, value| {
+        eprintln!("{keys:?} -> {value:?}");
+    });
+
+    assert!(result.is_ok());
+}

examples/to_object.rs

@@ -9,6 +9,7 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
     pub type Object = HashMap<String, Value>;
 
     #[derive(Debug)]
+    #[allow(dead_code)]
     pub enum Value {
         Object(Object),
         String(String),

examples/to_object_unsafe.rs

@@ -11,6 +11,7 @@ fn main() -> Result<(), Box<dyn std::error::Error>> {
     pub type Object = HashMap<String, Value>;
 
     #[derive(Debug)]
+    #[allow(dead_code)]
     pub enum Value {
         Object(Object),
         String(String),

examples/top_level.rs

@@ -0,0 +1,21 @@
+use simple_json_parser::parse;
+
+fn main() {
+    let to_parse = &[
+        "199",
+        "\"Hiya\"",
+        "[1, 2, \"something\"]",
+        "true",
+        "false",
+        "null",
+    ];
+
+    for item in to_parse {
+        eprintln!("parsing {item} as JSON");
+        let result = parse(item, |keys, value| {
+            eprintln!("{keys:?} -> {value:?}");
+        });
+
+        assert!(result.is_ok());
+    }
+}