improve logging

libs/remixd/src/bin/remixd.ts

@@ -72,10 +72,11 @@ function errorHandler (error: any, service: string) {
 
   await warnLatestVersion()
 
-  if(program.install && !program.readOnly) {
+  if (program.install && !program.readOnly) {
     const availableModulesToInstall = ['slither']
     const service = program.install
-    if(availableModulesToInstall.includes(program.install)) services[service](false)['install']()
+    if (availableModulesToInstall.includes(program.install)) services[service](false)['install']()
+    else console.log('\x1b[32m%s\x1b[0m', `[INFO] ${service} can not be installed using remixd`)
     process.exit(0)
   }
 

libs/remixd/src/services/slitherClient.ts

@@ -27,8 +27,8 @@ export class SlitherClient extends PluginClient {
 
   install (): void {
     try {
-      console.log('\x1b[32m%s\x1b[0m', `[Slither Installation]: slither requires Python 3.6+ and solc, the Solidity compiler.`)
-      console.log('\x1b[32m%s\x1b[0m', `[Slither Installation]: solc-select is required to manage installing and setting different solc compiler versions.`)
+      console.log('\x1b[32m%s\x1b[0m', `[Slither Installation]: slither requires Python3.6+ (pip3) and solc, the Solidity compiler. They should be installed on your system`)
+      console.log('\x1b[32m%s\x1b[0m', `[Slither Installation]: solc-select will be installed along with Slither to manage setting different solc compiler versions.`)
       const options = { cwd: this.currentSharedFolder, shell: true }
       console.log('\x1b[32m%s\x1b[0m', `[Slither Installation]: checking pip3 availability ...`)
       const pip3OP = execSync('pip3 --version', options)
@@ -43,7 +43,7 @@ export class SlitherClient extends PluginClient {
       const solcSelectOP = execSync('pip3 install solc-select', options)
       console.log('\x1b[32m%s\x1b[0m', `[Slither Installation]: solc-select installation output: ${solcSelectOP.toString()}`)
     } catch (err) {
-      console.log(err)
+      console.log('\x1b[31m%s\x1b[0m', `[Slither Installation]: Error occured: ${err}`)
     }
   }