Disable tests on WASM

This is due to us supporting Swift <5.5 and WASM XCTMain implementation requiring the await keyword.

Author: Frizlab

Tests/LinuxMain.swift

@@ -1,7 +1,10 @@
+import Foundation
 import XCTest
 
 @testable import CLTLoggerTests
 
+
+
 var tests: [XCTestCaseEntry] = [
 	testCase([
 		("testFromDoc", CLTLoggerTests.testFromDoc),
@@ -38,6 +41,21 @@ var tests: [XCTestCaseEntry] = [
 XCTMain(tests)
 
 #else
-await XCTMain(tests)
+/* Compilation fails for Swift <5.5… */
+//await XCTMain(tests)
+
+/* Let’s print a message to inform the tests on WASI are disabled. */
+import struct CLTLogger.SGR
+try FileHandle.standardError.write(contentsOf: Data("""
+\(SGR(.fgColorTo4BitBrightRed, .bold).rawValue)Tests are disabled on WASI\(SGR.reset.rawValue):
+\(SGR(.fgColorTo256PaletteValue(245)).rawValue)CLTLogger is compatible with Swift <5.4, so we have to add a LinuxMain file in which we call XCTMain.
+On WASI the XCTMain function is async, so we have to #if the XCTMain call, one with the await keyword, the other without.
+However, on Swift <5.5 the LinuxMain setup like this does not compile because the old compiler does not know the await keyword
+ (even though the whole code is ignored because we do not compile for WASI whe compiling with an old compiler).
+I also tried doing a #if swift(>=5.5) check, but that do not work either.\(SGR.reset.rawValue)
+
+\(SGR(.fgColorTo4BitMagenta, .bold).rawValue)To temporarily enable the tests for WASI, uncomment the `await XCTMain(tests)` line in LinuxMain.swift.\(SGR.reset.rawValue)
+
+""".utf8))
 
 #endif