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thefuck/thefuck/rules/remove_shell_prompt_literal.py
boonwj 793510ad48 Add rule to remove leading shell prompt literal $ (#996)
* Add rule to remove shell prompt literals $

Rule added to handle cases where the $ symbol is used in the command,
this usually happens when the command is copy pasted from a
documentation that includes the shell prompt symbol in the code blocks.

* Change files using black and flake8 style check

* Refactor tests and rule

- Refactor test for cleaner test tables
- Removed unnecessary requires_output=True option
2019-11-02 19:04:47 +01:00

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Python

"""Fixes error for commands containing the shell prompt symbol '$'.
This usually happens when commands are copied from documentations
including them in their code blocks.
Example:
> $ git clone https://github.com/nvbn/thefuck.git
bash: $: command not found...
"""
import re
def match(command):
return (
"$: command not found" in command.output
and re.search(r"^[\s]*\$ [\S]+", command.script) is not None
)
def get_new_command(command):
return command.script.replace("$", "", 1).strip()