Bash is the default shell for Gitpod. However, if you’re developing a Bash script yourself, you may want to configure additional language support.

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VS Code Extensions

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ShellCheck

ShellCheck provides linting for common mistakes in your shell script. To use ShellCheck in Gitpod, first, we must install the shellcheck tool. Here is a simple Dockerfile to get you started: 
FROM gitpod/workspace-full

USER gitpod

RUN brew install shellcheck
You should also install the shellcheck VS Code extension in Gitpod, by adding a .gitpod.yml configuration file to your repository that looks like this (notice the vscode extensions section): 
image:
    file: .gitpod.Dockerfile

vscode:
    extensions:
        - timonwong.shellcheck@0.9.0:hsU/Rd39aqPYowTqL+DbXg==
Not sure about ShellCheck? Try it in Gitpod! gitpod-io/Gitpod-ShellCheck

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Bash IDE

A Bash IDE demonstration Just to name a few things Bash IDE adds: Code completion, hovers, and diagnostic reporting. To install Bash IDE to your repository add the following to your .gitpod.Dockerfile 
RUN npm i -g bash-language-server
Also the following in your .gitpod.yml 
vscode:
    extensions:
        - mads-hartmann.bash-ide-vscode@1.4.0:/qx+rdXE/fGTGWhelNf3aQ==
Not sure about Bash IDE? Try it in Gitpod Open in Gitpod

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Further Reading

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Known issues

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The shellcheck program was not found

It has been reported that shellcheck extension fails to detect shellcheck from homebrew which results in: shellcheck notification To resolve this you need to set "shellcheck.executablePath": "/home/linuxbrew/.linuxbrew/bin/shellcheck", (or to path that point to shellcheck on your system), See https://github.com/vivek-verma202/GWAS_FM/pull/3/files