76 lines
2.0 KiB
Fish
Executable File
76 lines
2.0 KiB
Fish
Executable File
#!/usr/bin/env fish
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set -g run_func_prefix 'run'
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if test -f ./run.fish
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source ./run.fish
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else
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echo 'No run.fish found in current directory. Please copy the template from https://github.com/mitchell/run.fish'
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exit 1
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end
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function main
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alias $run_func_prefix\_default=$run_func_prefix\_help
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define_aliases
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for command in $argv
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set -l last_status $status
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test $last_status -gt 0; and exit $last_status
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execute_command $run_func_prefix $command
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end
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if test -z "$argv"
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execute_command $run_func_prefix default
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end
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end
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function execute_command -a prefix command
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set -l args (string split --max 1 $run_arg_delimeter $command)
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set -l func $prefix\_$args[1]
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define_default_functions $prefix
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if functions -q $func
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$func $args[2]
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else if test -z "$command"
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execute_command $prefix default
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else
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echo "$prefix command '$command' does not exist"
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exit 1
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end
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end
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function define_default_functions
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set -g prefix $argv[1]
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function _$prefix\_commands -d 'List all available commands'
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set -l names (functions --names | grep $prefix\_)
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for name in $names
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set -l details (functions -D -v $name)
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set -l description $details[5]
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set -l short_name (string replace $prefix\_ '' $name)
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if test (string length $short_name) -ge 8
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echo $short_name\t$description
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else
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echo $short_name\t\t$description
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end
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end
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end
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function $prefix\_help -a command -d 'Print help menu or command definition'
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if test -n "$command"
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functions $prefix\_$command
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else
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echo 'Here are the available commands:'\n
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_$prefix\_commands
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echo \n"To see a command's definition do `run help$run_arg_delimeter{command}`"
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echo "To see a subcommand group's help menu do `run {command}$run_arg_delimeter""help`"
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end
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end
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end
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main $argv
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