3.4.0 Release

.github/ISSUE_TEMPLATE/bug_report.md

@@ -0,0 +1,27 @@
+---
+name: Bug report
+about: Report a bug and help us to improve Serilog.Expressions
+title: ''
+labels: bug
+assignees: ''
+
+---
+
+The Serilog maintainers want you to have a great experience using Serilog.Expressions, and will happily track down and resolve bugs. We all have limited time, though, so please think through all of the factors that might be involved and include as much useful information as possible 😊.
+
+ℹ If the problem is caused by a sink or other extension package, please track down the correct repository for that package and create the report there: this tracker is for the **Serilog.Expressions** package only.
+
+**Description**
+What's going wrong?
+
+**Reproduction**
+Please provide code samples showing how you're configuring and calling Serilog.Expressions to produce the behavior.
+
+**Expected behavior**
+A concise description of what you expected to happen.
+
+**Relevant package, tooling and runtime versions**
+What Serilog version are you using, on what platform?
+
+**Additional context**
+Add any other context about the problem here.

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1,4 @@
+contact_links:
+  - name: Ask for help
+    url: https://stackoverflow.com/tags/serilog
+    about: Ask the community for help on how to use Serilog.Expressions

.github/ISSUE_TEMPLATE/feature_request.md

@@ -0,0 +1,20 @@
+---
+name: Feature request
+about: Suggest an improvement to Serilog.Expressions
+title: ''
+labels: enhancement
+assignees: ''
+
+---
+
+**Is your feature request related to a problem? Please describe.**
+A clear and concise description of what the problem is. For example, "I'd like to do _x_ but currently I can't because _y_ [...]".
+
+**Describe the solution you'd like**
+A clear and concise description of what you want to happen.
+
+**Describe alternatives you've considered**
+A clear and concise description of any workarounds or alternative solutions you've considered.
+
+**Additional context**
+Add any other context or screenshots about the feature request here.

src/Serilog.Expressions/Expressions/Runtime/RuntimeOperators.cs

@@ -17,6 +17,7 @@
 using System.Linq;
 using Serilog.Events;
 using Serilog.Expressions.Compilation.Linq;
+using Serilog.Templates.Rendering;
 
 // ReSharper disable ForCanBeConvertedToForeach, InvertIf, MemberCanBePrivate.Global, UnusedMember.Global, InconsistentNaming, ReturnTypeCanBeNotNullable
 
@@ -501,15 +502,12 @@ public static LogEventPropertyValue _Internal_IsNotNull(LogEventPropertyValue? v
                 return null;
             }
 
-            string? toString;
-            if (sv.Value is IFormattable formattable)
+            var toString = sv.Value switch
             {
-                toString = formattable.ToString(fmt, formatProvider);
-            }
-            else
-            {
-                toString = sv.Value.ToString();
-            }
+                LogEventLevel level => LevelRenderer.GetLevelMoniker(level, fmt),
+                IFormattable formattable => formattable.ToString(fmt, formatProvider),
+                _ => sv.Value.ToString()
+            };
 
             return new ScalarValue(toString);
         }

src/Serilog.Expressions/Serilog.Expressions.csproj

@@ -3,7 +3,7 @@
   <PropertyGroup>
     <Description>An embeddable mini-language for filtering, enriching, and formatting Serilog
       events, ideal for use with JSON or XML configuration.</Description>
-    <VersionPrefix>3.3.0</VersionPrefix>
+    <VersionPrefix>3.4.0</VersionPrefix>
     <Authors>Serilog Contributors</Authors>
     <TargetFrameworks>netstandard2.0;netstandard2.1;net5.0</TargetFrameworks>
     <GenerateDocumentationFile>true</GenerateDocumentationFile>

test/Serilog.Expressions.Tests/Cases/template-evaluation-cases.asv

@@ -1,6 +1,7 @@
 Hello, {'world'}!                        ⇶ Hello, world!
 {@l}                                     ⇶ Information
 {@l:u3}                                  ⇶ INF
+{ {level: ToString(@l, 'u3')} }          ⇶ {"level":"INF"}
 Items are {[1, 2]}                       ⇶ Items are [1,2]
 Members are { {a: 1, 'b c': 2} }         ⇶ Members are {"a":1,"b c":2}
 {@p}                                     ⇶ {"Name":"nblumhardt"}