10 files changed, 20 insertions, 19 deletions
diff --git a/lib/compilers/avrgcc6502.ts b/lib/compilers/avrgcc6502.ts
index 53895f93d..422348288 100644
--- a/lib/compilers/avrgcc6502.ts
+++ b/lib/compilers/avrgcc6502.ts
@@ -38,9 +38,9 @@ export class AvrGcc6502Compiler extends BaseCompiler {
     constructor(compilerInfo, env) {
         super(compilerInfo, env);
 
-        this.avrgccpath = this.compilerProps(`compiler.${this.compiler.id}.avrgccpath`);
-        this.xapath = this.compilerProps(`compiler.${this.compiler.id}.xapath`);
-        this.avrlibstdcpppath = this.compilerProps(`compiler.${this.compiler.id}.avrlibstdcpppath`);
+        this.avrgccpath = this.compilerProps<string>(`compiler.${this.compiler.id}.avrgccpath`);
+        this.xapath = this.compilerProps<string>(`compiler.${this.compiler.id}.xapath`);
+        this.avrlibstdcpppath = this.compilerProps<string>(`compiler.${this.compiler.id}.avrlibstdcpppath`);
         this.outputFilebase = 'example';
     }
 
diff --git a/lib/compilers/clang.ts b/lib/compilers/clang.ts
index 791f32cdd..3343c8419 100644
--- a/lib/compilers/clang.ts
+++ b/lib/compilers/clang.ts
@@ -62,7 +62,7 @@ export class ClangCompiler extends BaseCompiler {
         if (fs.existsSync(llvmDisassemblerPath)) {
             this.llvmDisassemblerPath = llvmDisassemblerPath;
         } else {
-            this.llvmDisassemblerPath = this.compilerProps('llvmDisassembler');
+            this.llvmDisassemblerPath = this.compilerProps<string | undefined>('llvmDisassembler');
         }
     }
 
diff --git a/lib/compilers/dosbox-compiler.ts b/lib/compilers/dosbox-compiler.ts
index 2d48d2c62..8ece53ded 100644
--- a/lib/compilers/dosbox-compiler.ts
+++ b/lib/compilers/dosbox-compiler.ts
@@ -38,8 +38,8 @@ export class DosboxCompiler extends BaseCompiler {
     constructor(compilerInfo, env) {
         super(compilerInfo, env);
 
-        this.dosbox = this.compilerProps(`compiler.${this.compiler.id}.dosbox`);
-        this.root = this.compilerProps(`compiler.${this.compiler.id}.root`);
+        this.dosbox = this.compilerProps<string>(`compiler.${this.compiler.id}.dosbox`);
+        this.root = this.compilerProps<string>(`compiler.${this.compiler.id}.root`);
         this.asm = new TurboCAsmParser(this.compilerProps);
     }
 
diff --git a/lib/compilers/dotnet.ts b/lib/compilers/dotnet.ts
index d712b2b76..e7001427d 100644
--- a/lib/compilers/dotnet.ts
+++ b/lib/compilers/dotnet.ts
@@ -39,10 +39,10 @@ class DotNetCompiler extends BaseCompiler {
     constructor(compilerInfo, env) {
         super(compilerInfo, env);
 
-        this.targetFramework = this.compilerProps(`compiler.${this.compiler.id}.targetFramework`);
-        this.buildConfig = this.compilerProps(`compiler.${this.compiler.id}.buildConfig`);
-        this.clrBuildDir = this.compilerProps(`compiler.${this.compiler.id}.clrDir`);
-        this.langVersion = this.compilerProps(`compiler.${this.compiler.id}.langVersion`);
+        this.targetFramework = this.compilerProps<string>(`compiler.${this.compiler.id}.targetFramework`);
+        this.buildConfig = this.compilerProps<string>(`compiler.${this.compiler.id}.buildConfig`);
+        this.clrBuildDir = this.compilerProps<string>(`compiler.${this.compiler.id}.clrDir`);
+        this.langVersion = this.compilerProps<string>(`compiler.${this.compiler.id}.langVersion`);
         this.asm = new DotNetAsmParser();
     }
 
diff --git a/lib/compilers/golang.ts b/lib/compilers/golang.ts
index 00ef80d6c..b1de66884 100644
--- a/lib/compilers/golang.ts
+++ b/lib/compilers/golang.ts
@@ -57,9 +57,9 @@ export class GolangCompiler extends BaseCompiler {
 
     constructor(compilerInfo, env) {
         super(compilerInfo, env);
-        const goroot = this.compilerProps(`compiler.${this.compiler.id}.goroot`);
-        const goarch = this.compilerProps(`compiler.${this.compiler.id}.goarch`);
-        const goos = this.compilerProps(`compiler.${this.compiler.id}.goos`);
+        const goroot = this.compilerProps<string | undefined>(`compiler.${this.compiler.id}.goroot`);
+        const goarch = this.compilerProps<string | undefined>(`compiler.${this.compiler.id}.goarch`);
+        const goos = this.compilerProps<string | undefined>(`compiler.${this.compiler.id}.goos`);
 
         this.GOENV = {};
         if (goroot) {
diff --git a/lib/compilers/python.ts b/lib/compilers/python.ts
index a9a2f2c5a..1036f2222 100644
--- a/lib/compilers/python.ts
+++ b/lib/compilers/python.ts
@@ -40,7 +40,8 @@ export class PythonCompiler extends BaseCompiler {
         this.compiler.demangler = '';
         this.demanglerClass = null;
         this.disasmScriptPath =
-            this.compilerProps('disasmScript') || resolvePathFromAppRoot('etc', 'scripts', 'disasms', 'dis_all.py');
+            this.compilerProps<string>('disasmScript') ||
+            resolvePathFromAppRoot('etc', 'scripts', 'disasms', 'dis_all.py');
     }
 
     override processAsm(result) {
diff --git a/lib/compilers/racket.ts b/lib/compilers/racket.ts
index d64b5d5a0..68bbec757 100644
--- a/lib/compilers/racket.ts
+++ b/lib/compilers/racket.ts
@@ -42,7 +42,7 @@ export class RacketCompiler extends BaseCompiler {
             info.disabledFilters = ['labels', 'directives', 'commentOnly', 'trim'];
         }
         super(info, env);
-        this.raco = this.compilerProps(`compiler.${this.compiler.id}.raco`);
+        this.raco = this.compilerProps<string>(`compiler.${this.compiler.id}.raco`);
     }
 
     override optionsForFilter(filters: ParseFilters, outputFilename: string, userOptions?: string[]): string[] {
diff --git a/lib/compilers/rga.ts b/lib/compilers/rga.ts
index 36ffcc206..050e7499c 100644
--- a/lib/compilers/rga.ts
+++ b/lib/compilers/rga.ts
@@ -50,7 +50,7 @@ export class RGACompiler extends BaseCompiler {
         super(info, env);
 
         this.compiler.supportsIntel = false;
-        this.dxcPath = this.compilerProps(`compiler.${this.compiler.id}.dxcPath`);
+        this.dxcPath = this.compilerProps<string>(`compiler.${this.compiler.id}.dxcPath`);
         logger.debug(`RGA compiler ${this.compiler.id} configured to use DXC at ${this.dxcPath}`);
     }
 
diff --git a/lib/compilers/rust.ts b/lib/compilers/rust.ts
index bde2109c0..28345e335 100644
--- a/lib/compilers/rust.ts
+++ b/lib/compilers/rust.ts
@@ -58,7 +58,7 @@ export class RustCompiler extends BaseCompiler {
         this.compiler.llvmOptArg = ['-C', 'llvm-args=-print-after-all -print-before-all'];
         this.compiler.llvmOptModuleScopeArg = ['-C', 'llvm-args=-print-module-scope'];
         this.compiler.llvmOptNoDiscardValueNamesArg = isNightly ? ['-Z', 'fewer-names=no'] : [];
-        this.linker = this.compilerProps('linker');
+        this.linker = this.compilerProps<string>('linker');
     }
 
     override getSharedLibraryPathsAsArguments(libraries, libDownloadPath) {
diff --git a/lib/compilers/spirv.ts b/lib/compilers/spirv.ts
index 14c00e6d0..b94fd638d 100644
--- a/lib/compilers/spirv.ts
+++ b/lib/compilers/spirv.ts
@@ -44,8 +44,8 @@ export class SPIRVCompiler extends BaseCompiler {
 
         this.asm = new SPIRVAsmParser(this.compilerProps);
 
-        this.translatorPath = this.compilerProps('translatorPath');
-        this.disassemblerPath = this.compilerProps('disassemblerPath');
+        this.translatorPath = this.compilerProps<string>('translatorPath');
+        this.disassemblerPath = this.compilerProps<string>('disassemblerPath');
     }
 
     override prepareArguments(userOptions, filters, backendOptions, inputFilename, outputFilename, libraries) {