move getSolcAsync to static private method

1 files changed, 24 insertions, 25 deletions

diff --git a/packages/sol-compiler/src/compiler.ts b/packages/sol-compiler/src/compiler.ts
index cf12825c4..c62a4c0ca 100644
--- a/packages/sol-compiler/src/compiler.ts
+++ b/packages/sol-compiler/src/compiler.ts
@@ -53,30 +53,6 @@ const DEFAULT_COMPILER_SETTINGS: solc.CompilerSettings = {
 };
 const CONFIG_FILE = 'compiler.json';
 
-async function getSolcAsync(
-    solcVersion: string,
-): Promise<{ solcInstance: solc.SolcInstance; fullSolcVersion: string }> {
-    const fullSolcVersion = binPaths[solcVersion];
-    const compilerBinFilename = path.join(SOLC_BIN_DIR, fullSolcVersion);
-    let solcjs: string;
-    const isCompilerAvailableLocally = fs.existsSync(compilerBinFilename);
-    if (isCompilerAvailableLocally) {
-        solcjs = fs.readFileSync(compilerBinFilename).toString();
-    } else {
-        logUtils.log(`Downloading ${fullSolcVersion}...`);
-        const url = `${constants.BASE_COMPILER_URL}${fullSolcVersion}`;
-        const response = await fetchAsync(url);
-        const SUCCESS_STATUS = 200;
-        if (response.status !== SUCCESS_STATUS) {
-            throw new Error(`Failed to load ${fullSolcVersion}`);
-        }
-        solcjs = await response.text();
-        fs.writeFileSync(compilerBinFilename, solcjs);
-    }
-    const solcInstance = solc.setupMethods(requireFromString(solcjs, compilerBinFilename));
-    return { solcInstance, fullSolcVersion };
-}
-
 /**
  * The Compiler facilitates compiling Solidity smart contracts and saves the results
  * to artifact files.
@@ -210,7 +186,7 @@ export class Compiler {
                 }) with Solidity v${solcVersion}...`,
             );
 
-            const { solcInstance, fullSolcVersion } = await getSolcAsync(solcVersion);
+            const { solcInstance, fullSolcVersion } = await Compiler._getSolcAsync(solcVersion);
 
             const compiled = this._compile(solcInstance, input.standardInput);
 
@@ -224,6 +200,29 @@ export class Compiler {
             }
         }
     }
+    private static async _getSolcAsync(
+        solcVersion: string,
+    ): Promise<{ solcInstance: solc.SolcInstance; fullSolcVersion: string }> {
+        const fullSolcVersion = binPaths[solcVersion];
+        const compilerBinFilename = path.join(SOLC_BIN_DIR, fullSolcVersion);
+        let solcjs: string;
+        const isCompilerAvailableLocally = fs.existsSync(compilerBinFilename);
+        if (isCompilerAvailableLocally) {
+            solcjs = fs.readFileSync(compilerBinFilename).toString();
+        } else {
+            logUtils.log(`Downloading ${fullSolcVersion}...`);
+            const url = `${constants.BASE_COMPILER_URL}${fullSolcVersion}`;
+            const response = await fetchAsync(url);
+            const SUCCESS_STATUS = 200;
+            if (response.status !== SUCCESS_STATUS) {
+                throw new Error(`Failed to load ${fullSolcVersion}`);
+            }
+            solcjs = await response.text();
+            fs.writeFileSync(compilerBinFilename, solcjs);
+        }
+        const solcInstance = solc.setupMethods(requireFromString(solcjs, compilerBinFilename));
+        return { solcInstance, fullSolcVersion };
+    }
     private async _verifyAndPersistCompiledContractAsync(
         contractPath: string,
         contractMetadata: {