Merge pull request #2 from sourcegraph/olafurpg/hello-world

First stab at implementing an indexer

Author: olafurpg

.github/workflows/test.yml

@@ -1,5 +1,5 @@
 name: Test
-on: 
+on:
   push:
     branches:
       - main
@@ -10,13 +10,14 @@ env:
 jobs:
   format:
     runs-on: ubuntu-latest
-    - uses: actions/checkout@v3
-    - uses: actions/setup-dotnet@v3
-      with:
-        dotnet-version: 6.0.x
-    - run: dotnet format --verify-no-changes
-    - run: dotnet format --verify-no-changes
-      working-directory: snapshots/input/syntax
+    steps:
+      - uses: actions/checkout@v3
+      - uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: 6.0.x
+      - run: dotnet format --verify-no-changes
+      - run: dotnet format --verify-no-changes
+        working-directory: snapshots/input/syntax
   test:
     runs-on: ${{ matrix.os }}
     strategy:
@@ -25,9 +26,8 @@ jobs:
         os: [ubuntu-latest, windows-latest, macos-latest]
     name: Test
     steps:
-    - uses: actions/checkout@v3
-    - uses: actions/setup-dotnet@v3
-      with:
-        dotnet-version: 6.0.x
-    - run: dotnet test
-
+      - uses: actions/checkout@v3
+      - uses: actions/setup-dotnet@v3
+        with:
+          dotnet-version: 6.0.x
+      - run: dotnet test

.gitignore

@@ -1,3 +1,5 @@
+.DS_Store
+.idea
 ## Ignore Visual Studio temporary files, build results, and
 ## files generated by popular Visual Studio add-ons.
 ##
@@ -348,3 +350,4 @@ MigrationBackup/
 
 # Ionide (cross platform F# VS Code tools) working folder
 .ionide/
+

NOTICE

@@ -0,0 +1,10 @@
+# tcz717/LsifDotnet
+
+scip-dotnet contains contains parts which are derived from the
+tcz717/LsifDotnet project. The original license is Apache 2 and can be
+found here: https://github.com/tcz717/LsifDotnet/blob/main/LICENSE
+
+The parts that are derived from LsifDotnet are mostly related to parsing
+command-line options and loading the MSBuild Workspace, not the indexing logic
+itself.
+

ScipDotnet.Tests/Position.cs

@@ -0,0 +1,22 @@
+using Scip;
+
+namespace ScipDotnet.Tests;
+
+public record Position(int Line, int Character) : IComparable<Position>
+{
+    public int CompareTo(Position? other)
+    {
+        if (other == null)
+        {
+            return 1;
+        }
+
+        if (other.Line != Line)
+        {
+            return Line - other.Line;
+        }
+
+        return Character - other.Character;
+    }
+
+}

ScipDotnet.Tests/Range.cs

@@ -0,0 +1,33 @@
+using Scip;
+
+namespace ScipDotnet.Tests;
+
+public record Range(Position Start, Position End) : IComparable<Range>
+{
+    public int CompareTo(Range? other)
+    {
+        if (other == null)
+        {
+            return 1;
+        }
+
+        var byStart = Start.CompareTo(other.Start);
+        if (byStart != 0)
+        {
+            return byStart;
+        }
+
+        return End.CompareTo(other.End);
+    }
+
+    public static Range FromOccurrence(Occurrence occ)
+    {
+        if (occ.Range.Count == 3)
+            return new Range(new Position(occ.Range[0], occ.Range[1]), new Position(occ.Range[0], occ.Range[2]));
+
+        if (occ.Range.Count == 4)
+            return new Range(new Position(occ.Range[0], occ.Range[1]), new Position(occ.Range[2], occ.Range[3]));
+
+        throw new ArgumentException($"occurrence.range must have length 3 or length 4, obtained {occ.Range}");
+    }
+}

ScipDotnet.Tests/ScipDotnet.Tests.csproj

@@ -0,0 +1,25 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net6.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+        <IsPackable>false</IsPackable>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="DiffPlex" Version="1.7.1" />
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.1.0" />
+        <PackageReference Include="NUnit" Version="3.13.3" />
+        <PackageReference Include="NUnit3TestAdapter" Version="4.2.1" />
+        <PackageReference Include="NUnit.Analyzers" Version="3.3.0" />
+        <PackageReference Include="coverlet.collector" Version="3.1.2" />
+        <PackageReference Include="TextCopy" Version="6.2.0" />
+        <PackageReference Include="Verify.NUnit" Version="19.3.0" />
+    </ItemGroup>
+
+    <ItemGroup>
+      <ProjectReference Include="..\ScipDotnet\ScipDotnet.csproj" />
+    </ItemGroup>
+
+</Project>