Fix S2629 FP: Constant interpolated string concatenation

[Jake-Derrick]

Description

Please provide a succinct description of your issue. Also please provide the rule ID (e.g. S1234)

Repro steps

const string localConstant = "local";

logger.Log(LogLevel.Warning, $"Constant: {localConstant}" + $"Constant2: {localConstant}"); // Non-Compliant FP

logger.Log(LogLevel.Warning, $"Constant: {localConstant} Constant2: {localConstant}"); // Compliant

Expected behavior

Rule S2629 not raised

Actual behavior

Rule S2629 raised

Known workarounds

Use a single interpolated string

Related information

• C#/VB.NET Plugins version - 9.27.0.93347
• Visual Studio version - 17.10.1
• MSBuild / dotnet version - MSBuild 6.2

[sebastien-marichal]

Hello @Jake-Derrick,

Thank you for reporting this issue.

I confirm this is a false positive.