Fish command substitutions

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August undefined, 2024

WebSep 9, 2024 · I don't use fish, but according to its documentation, it doesn't directly … WebMay 20, 2024 · By default, fish splits command substitutions ( (command)) on newlines. To override that behavior, you can use the special string subcommands like string split (which allows you to define what to split on), string split0 (which splits on NUL bytes) and string collect (which doesn't split at all [0]). So the answer is:

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WebDec 28, 2024 · In fish, command substitution cannot be quoted. set arg "-J (nproc)" set -S arg $arg: set in global scope, unexported, with 1 elements $arg [1]: -J (nproc) Use set -Ux MAKEFLAGS "-J" (nproc) Share Improve this answer Follow answered Dec 28, 2024 at 21:27 glenn jackman 81.9k 14 114 164 Add a comment 0 WebSep 16, 2015 · @ridiculousfish Glob: If I write ls comp*/ and press TAB, fish finds the "this" part and completes the command line into ls comp*/this. Command substitution: If I write ls comp (printf 'lete\nrehend\n')/ and press TAB, nothing happens! Variable: set both (printf 'lete\nrehend\n'), then ls comp$both/ and pressing TAB works — arrays ftw again. grafting cutting tool

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WebOnce back at the fish commandline, you can start other programs and do anything you want. If you then want you can go back to the suspended command by using the fg (foreground) command. If you instead want to put a suspended job into the background, use the bg command. WebDec 1, 2015 · Bash supports the syntax $(command) to return the text result of a command. Fish doesn't, but instead uses (command). Share. Improve this answer. Follow answered Dec 1, 2015 at 0:40. zneak ... In Fish, command substitutions are just in parentheses, without the leading $. This should work: ruby -e "(curl -fsSL … WebThe replacement text may be produced by a fish function, instead of a literal word They may position the cursor anywhere in the expansion, instead of at the end For example: function multicd echo cd (string repeat -n ( math (string length -- $argv [1]) - 1) ../) end abbr --add dotdot --regex '^\.\.+$' --function multicd china chemical weapons stockpile

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Webecho (mc) # fish command substitution syntax Another interesting thing to note is that after this command returns you can issue jobs to see that the mc process was suspended. The equivalent command in sh, bash, and zsh hangs the shell, and by hang I mean that I cannot kill the command or suspend it using C-z/C-c. WebJun 20, 2024 · In this case using a special variable is indeed even better, but if there was … grafting cucumbersWebJan 2, 2024 · set results (find ...) will do it -- fish command substitutions splits the results on newlines. – glenn jackman Jan 2, 2024 at 19:54 1 bash and fish are two different shells. Please untag the one you're not interested in – that other guy Jan 2, 2024 at 20:00 For Bash see Capturing output of find . -print0 into a bash array. – pjh graftingdragonfruit.com

"WebFeb 22, 2024 · fish: Command substitutions not allowed #300 Open MontiL opened this issue on Feb 22, 2024 · 1 comment MontiL commented on Feb 22, 2024 • edited fzf-preview version (package.json): "version": "2.12.8" OS: iMac (24-inch, M1, 2024) macOS Monterey Fish Shell: version 3.3.1 Vim/Neovim version: NVIM v0.7.0-dev+1102-gf4e24f1ea Build … " - Fish command substitutions

Fish command substitutions

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WebIn fish, as in other shells, command substitutions takes the output of the inner command, and uses it as arguments to the outer command. The exit status is discarded, which is why fish disallows them as the condition in loops. Cannot …

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WebJan 3, 2024 · In fish, as in other shells, command substitutions takes the output of the inner command, and uses it as arguments to the outer command. The exit status is discarded, which is why fish disallows them as the condition in loops. Share Improve this answer Follow answered Jan 3 at 17:25 ridiculous_fish 16.9k 1 52 57 Thanks. WebNonintrusive fzf with fish. I’ve been getting into fzf recently. In case what it does isn’t immediately obvious to you (it wasn’t to me), here’s what it does: ... bash will print out lines that have had command-substitution magic (!!, etc.) applied to them; I wanted the same thing in fish with fzf.

WebJan 23, 2024 · A command substitution is specified as evaluating to the same type of … WebMay 20, 2024 · By default, fish splits command substitutions ((command)) on …

WebMar 19, 2014 · Is there a better way to do command substitution in fish shell? In bash I … WebUnlike other shells, fish does not split command substitutions on any whitespace (like …

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WebJun 20, 2024 · command substitution in strings · Issue #5061 · fish-shell/fish-shell · GitHub Notifications Fork 1.7k Star 21.3k Discussions 1 Wiki 1 New issue command substitution in strings #5061 Closed sabinem opened this issue on Jun 20, 2024 · 1 comment Contributor sabinem commented on Jun 20, 2024 ridiculousfish on Jun 23, 2024 china chemiewerk explosionWebSep 9, 2024 · Subshells, command substitution and process substitution are strongly related. fish only supports command substitution, the others can be achieved either using a block or the psub shellscript function. Indeed, psub seems to be what you want: ## bash $ seq 10 grep -f < (seq 4 5) 4 5 ## fish ~> seq 10 grep -f (seq 4 5 psub) 4 5 Share china chemical plant fireWebJan 29, 2014 · Parsing command line arguments. When creating complex scripts using fish it can be useful to parse command line arguments. Most tutorials about this using bash will explain the usage of the getopts command. That command is specific to bash so it is not usable in fish, fortunately we can use an alternative which is the Unix standard getopt … china chemicals marketWebSome shells (e.g., ksh, bash) feature a syntax that is a mix between command … grafting crape myrtlesWebJul 18, 2012 · @maxnordlund The biggest obstacle is that fish uses the C stack for builtins, functions, and command substitutions. Therefore executing two of these concurrently means multiple threads, multiple processes, or something like coroutines. ... function background --description "Run a fish command in the background using a bash … grafting definition horticultureWebJan 7, 2024 · Here are the commands: sudo apt-add-repository ppa:fish-shell/release-3 sudo apt update sudo apt install fish. For Arch and Arch-based systems, you can use pacman -S fish to install fish. Solus users can install fish using this command: eopkg install fish. Install fish 3.0 on macOS china chemical tank storageWebJun 4, 2024 · Fish avoids this kind of problem, since variables are not allowed as commands. Anything you can do with variables as commands can be done in a much cleaner way using either the eval command or by using functions. For the same reason, command substitutions are not allowed as commands. (Note: The cited example is … china chemical industry yearbook