Add solcVersion to CompilerOpts

1 files changed, 9 insertions, 4 deletions

diff --git a/packages/sol-compiler/src/compiler.ts b/packages/sol-compiler/src/compiler.ts
index c17616246..2ebc5228e 100644
--- a/packages/sol-compiler/src/compiler.ts
+++ b/packages/sol-compiler/src/compiler.ts
@@ -74,6 +74,7 @@ export class Compiler {
     private _contractsDir: string;
     private _compilerSettings: solc.CompilerSettings;
     private _artifactsDir: string;
+    private _solcVersionIfExists: string | undefined;
     private _specifiedContracts: string[] | TYPE_ALL_FILES_IDENTIFIER;
     /**
      * Instantiates a new instance of the Compiler class.
@@ -85,6 +86,7 @@ export class Compiler {
             ? JSON.parse(fs.readFileSync(CONFIG_FILE).toString())
             : {};
         this._contractsDir = opts.contractsDir || config.contractsDir || DEFAULT_CONTRACTS_DIR;
+        this._solcVersionIfExists = opts.solcVersion || config.solcVersion;
         this._compilerSettings = opts.compilerSettings || config.compilerSettings || DEFAULT_COMPILER_SETTINGS;
         this._artifactsDir = opts.artifactsDir || config.artifactsDir || DEFAULT_ARTIFACTS_DIR;
         this._specifiedContracts = opts.contracts || config.contracts || ALL_CONTRACTS_IDENTIFIER;
@@ -139,9 +141,12 @@ export class Compiler {
         if (!shouldCompile) {
             return;
         }
-        const solcVersionRange = parseSolidityVersionRange(contractSource.source);
-        const availableCompilerVersions = _.keys(binPaths);
-        const solcVersion = semver.maxSatisfying(availableCompilerVersions, solcVersionRange);
+        let solcVersion = this._solcVersionIfExists;
+        if (_.isUndefined(solcVersion)) {
+            const solcVersionRange = parseSolidityVersionRange(contractSource.source);
+            const availableCompilerVersions = _.keys(binPaths);
+            solcVersion = semver.maxSatisfying(availableCompilerVersions, solcVersionRange);
+        }
         const fullSolcVersion = binPaths[solcVersion];
         const compilerBinFilename = path.join(SOLC_BIN_DIR, fullSolcVersion);
         let solcjs: string;
@@ -229,7 +234,7 @@ export class Compiler {
             sourceTreeHashHex,
             compiler: {
                 name: 'solc',
-                version: solcVersion,
+                version: fullSolcVersion,
                 settings: this._compilerSettings,
             },
         };