Optimised tau file path calculation

src/circuit.ts

@@ -37,9 +37,9 @@ export class Circuit {
     }
 
     async compile() {
-        this._compile()
+        await this._compile()
 
-        if(!this._circuitConfig.isTauFileGiven){
+        if(!this._circuitConfig.powerOfTauFp || this._circuitConfig.powerOfTauFp.length < 1){
             await this.downloadPowerOfTauFile()
         }
         await this._genZKey()
@@ -148,7 +148,7 @@ export class Circuit {
         try{
             await this.downloadFileOverHttp(tauFileUrl, localTaufilePath)
         } catch(err){
-            console.log("Tau File Download Error: ", err)
+            log.error("Tau File Download Error: ", err)
         }
     }
 

src/configParser.ts

@@ -135,11 +135,8 @@ export class ConfigParser {
         cktName: cktName,
         inputFilePath: this._getCircuitInputPath(inputDir, c),
         outputDir: cktOutputDir,
-        isTauFileGiven: c.powerOfTauFp? true: false,
-        powerOfTauFp: path.resolve(
-          c.powerOfTauFp ? c.powerOfTauFp : path.join(cktOutputDir, `power_of_tau.ptau`)
-           // Calculate total constraints from r1cs file, and download it
-        ),
+        // powerOfTau file is dowloaded according to the total constraints and this powerOfTauFp is assigned in downloadPowerOfTauFile function
+        powerOfTauFp: c.powerOfTauFp ? path.resolve(c.powerOfTauFp) : '',
         // This is not used since circom spits the output files in a fixed dir structure. It is here for consistency.
         jsPath: path.join(cktOutputDir, `${cktName}_js`),
         // This is here for consistency. It is not used but the output of wasm file in same as wasmPath.

src/types.ts

@@ -59,7 +59,6 @@ export type CircuitConfig = {
     cktName: string;
     inputFilePath: string;
     outputDir: string;
-    isTauFileGiven: boolean;
     powerOfTauFp: string;
     jsPath: string;
     wasmPath: string;