Questions tagged [indentation]

Indenting is used to organize code by indicating blocks, closures, conditionals, and other constructs. It makes code easier to read, and in some languages is used to handle control flow.

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Why emacs makes weird indents in arrays

Often, emacs makes weird indentation in arrays: first line indented properly, but next lines are indented twice. This behaviour found mostly in php (with web-mode): array( array( 'name' => 'Add'...
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Turning off indentation for goto labels

I'm using the ellemtel style for my C code. This mode indents goto labels like this: void f(int x) { if (x) { goto LABEL0; } else { goto LABEL1; } LABEL0: printf("x is zero\n&...
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Customized c-mode indentation style in Emacs 27.2

I would like to produce c code in the following format: char *ft_strdup(const char *s1) { char *h; size_t len; ... } Where I can tab after the type of the function signature and ...
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45 views

Why is code indentation in the current codebase of Emacs so difficult to read?

I'm looking at the codebase of Emacs (for example gnus codebase) and see that the code indentation style is so weird. For example, here is source code of the functions gnus-sort-threads-recursive in ...
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yaml: How to set indentation width?

I'm new to editing yaml with emacs. I currently use yaml-mode 20210808.1122 installed like so : (use-package yaml-mode) (add-to-list 'auto-mode-alist '("\\.yml\\'" . yaml-mode)) I would ...
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Org mode how to apply 4 spaces for tab without initial indent inside source-code-block?

On this example, cursor is at beginning of if when I press tab 2 space indent is added beginning of if block, which is aligned. ** TODO help | ** TODO help #+begin_src python | #+...
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Strange flush left C-code formatting in Emacs 24.3 of SLES 12 SP5

I see some odd Emacs behavior in C-mode recently. I suspect that the change happened either when switching from SLES 12 SP4 to SLES12 SP5 (both have Emacs 24.3), or when switching from SLES 11 SP4 (...
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Overriding semicolon indentation rules from cc-mode for structs

Context: I've a language mode that derives from cc-mode. The language is quite similar to C++, however one difference is that semicolon doesn't follow a struct definition. For example struct S { uint ...
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How to disable babel block indentation?

Is it possible to disable the indentation of new babel source blocks? I played with electric-indent-local-mode and org-src-preserve-indentation without success. Current output: * aa ** bb #+...
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42 views

Any Elisp equivalent of Python's inspect.cleandoc?

When working with code generation, Python's inspect.cleandoc is quite useful, as it allows to write inline code in a multi-line string and then automatically adjust the indentation. # -- Input: def ...
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Is there a way to automatically indent a parenthesis in Slime REPL after pressing `C-m o`?

I am using Slime, Paredit, and SBCL to code in Common Lisp. While editing a .lisp file, suppose I have this code: (dotimes (i 4)) I will represent the cursor (point) as -!-. Having the cursor in this ...
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How to define global keybinding for `C-c >` and `C-c <` using defhydra

I am trying to apply following solutions's keybinding to overwrite all mode's keybindings for C-c > and C-c <. From the answer for Can we do C-c > and > and > to continue indentation: (...
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Behavior of indentation in Org

I use Emacs 27.2 and Org 9.4.6. Since a very recent update of Org, I noticed a strange change in the behavior of indentation. In my init file, I have set the variable org-adapt-indentation to '...
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Why Emacs creates multiples whitespaces after I create a comment and jump to a new line?

I am using Emacs, Paredit, Slime to work on Common Lisp (SBCL). When I create a comment such as: ; test It is placed as expected. But if I press return in order to create a new line below ;test this ...
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63 views

How to set the default indentation width globally?

By default Emacs uses tab instead of spaces for indentation, so I changed these 2 variables to change this behavior, (setq-default indent-tabs-mode nil) ;; Disable indent with tabs (setq ...
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72 views

New line and indent without electric mode

I have come to hate the inconsistency of the electric indent mode and I haven't much of a clue about how it works anyways, so I've disabled it and am trying to get the desired behavior from scratch. I ...
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70 views

How to get the following indentation style in c?

I would like to have the following behavior: int main(){ to result in: int main(){ | } Where pipe is the cursor, and I DON'T have to press RETURN key after '{'. I have already achieved the ...
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incorrect c++ enum indentation in emacs 26.x

My emacs 26.3 insists on a very strange enum indentation even when started with --no-init-file --no-site-file class A { public: enum EnumWithLongName { val0, ...
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How to fix indentation for `dash.el` threading macros (e.g. `->>`)

As I write more Elisp, I find myself using the threading macro increasingly often. However, since it is an imported, not a built-in one, the indentation is not like what I want it to be. For example, ...
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No PHP blade block syntax highlight or indentation

I am creating an app with Laravel using Emacs and I can't get Emacs to highlight syntax using web-mode in blade with neither @php @endphp blocks or using <?php ?> blocks. I saw this question ...
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`dtrt-indent-mode` erroneously uses Tab characters

Here is an example file (/tmp/asdf.sh), for which I want dtrt-indent-mode to do the right thing. #! /usr/bin/env bash function asdf() { printf "asASDFASDF" echo "1234" } ...
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334 views

Indentation in Org Mode Source Block with Return

I have a weird behavior in org-mode. When I create a source block, pressing RET indents the current and all previous lines with 2 spaces, resulting in something like #+begin_src bash :results output ...
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52 views

Why is electric-indent-mode adding extra indentation after pressing return twice in org source blocks?

When I try to write code in source block in Org mode, pressing return once acts as expected while hitting it a second time increases the indentation to two levels if it's currently less than that. ...
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web-mode mojolicious, indentation of elsif

I'm editing my mojolicious templates (.ep extention, perl+html) in webmode. Everything works fine, except the indentation when I use elsif. Say I have % if ( $type eq 'A' ) { % } elsif ( $type eq '...
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75 views

How to change CSS files to indent to 2 spaces?

I have only installed emacs straight out of the box. I have not installed anything else: GNU Emacs 26.3 Copyright (C) 2019 Free Software Foundation, Inc. GNU Emacs comes with ABSOLUTELY NO WARRANTY. ...
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52 views

How to disable auto indentation in asm-mode

When programming in extended assembler (using asm-mode), auto indentation insists on indenting compiler directives, such as #define, #if and #endif, how can I disable this? Emacs version: 0.300.0@26....
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Dynamic virtual indentation Makefile minor-mode or configuration option

Is there a minor-mode, or configuration setting for Makefile mode that does the following? When viewing a Makefile with lots nested ifeq..endif / ifneq..endif blocks, the buffer contents will be ...
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Emacs Fortran 90 mode indentation too aggressive

In my newer version of emacs, when I edit a Fortran 90 source code and press enter key (new line), the cursor moves down but also skips by some spaces (depending on context) to right. I find the ...
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45 views

PSGML conflicts with built-in `sgml-mode`

I’ve installed psgml 1.4.0-9 and psgml-html-mode for DTD-aware editing of HTML.* But the built-in sgml-mode/html-mode seems to be causing some problems: some tags are highlighted in font-lock-function-...
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116 views

I am writing Fortran code in emacs but the tab key behaviour changes in F90 mode. Can I change it back?

On loading a f90 file, emacs changes to F90 mode, which changes some emacs behaviours. When I press <tab> emacs inserts two spaces at the left margin. Now when I use the backspace key it deletes ...
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I don't understand skeleton.el indenting rules

As a fun (?) exercise, I am testing skeleton.el templates for some repeated, boring boilerplate coding tasks. I want to generate something like this: int main () { if () { if() { ...
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Commenting in and Org-mode block (SRC) indents entire block. How to comment without indenting org src block?

In my org-mode source blocks, any commenting with a function indents the entire source block. Is this normal behavior? Is there a setting to allow commenting of region, or line without indenting the ...
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70 views

Emacs script to indent files from the command line

I am trying to create an Emacs script that indents HTML files from the command line. This is what I have so far: #!/usr/bin/env -S emacs --script (require 'web-mode) (indent-region (point-min) (point-...
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How do I change the default indentation of 'if' for Common Lisp and Scheme?

When I am using (setq lisp-indent-function 'common-lisp-indent-function), the ifs are indented like this: (if x y z) For Scheme, (setq lisp-indent-function 'scheme-indent-function) also ...
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16 views

Emacs incorrectly indenting C code when auto-fill-mode is enabled

I have this single line in my ~/.emacs: (add-hook 'prog-mode-hook 'auto-fill-mode) Now I open a foo.c with Emacs and type this code. I only type the code and enter. I do not type any tab. This is the ...
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215 views

How do I keep the indentation on org-babel-tangle?

In literate programming, I often like to write my code in small snippets and then export them all at once via org-babel-tangle. This works great for non-indentation sensitive code (especially with ...
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How to stop auto-fill from indenting with spaces when it wraps?

I just added this to my init.el (add-hook 'text-mode-hook '(lambda () (auto-fill-mode 1) (set-fill-column 100))) I am getting the desired autofill, but I am getting four spaces on the new line. How ...
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37 views

In Org, how can I mix ordered and unordered lists (numbers and bullets) at the same indentation level?

I'm new to org mode, and I'm trying to figure out if something like this is possible, and if so, how to do realize it: * Unordered 1. Ordered 2. Ordered * UNORDERED * Unordered The key ...
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53 views

TAB doesn't indent just pops up completion list

When I enter a new line and with the cursor auto indented due to electric-indent-mode, I see indent-cycles (x) in the modeline, so I hit TAB to cycle the indentation to where I want the cursor to be ...
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1answer
109 views

Emacs not indenting enum / enum class contents

I've got a small problem to do with Doom Emacs / Emacs. Enum contents are not indented at all... Here's what I would like: enum class RandomEnum { A, B, C, D }; Here's what I get: ...
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80 views

ctrl-backspace behaves differently across emacs environments, though .init file is same

I recently needed to start using another mac for work and I wanted to duplicate my spacemacs settings onto my new computer. I simply copied all files located in .emacs onto my new computer, and it ...
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29 views

Python indent region is wrong

Given the code: def main(args=None): if args is None: args = sys.argv[1:] load_data() Calling indent-region on the code (under python mode), the output would be: def main(args=None): ...
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93 views

Can we do `C-c >` and `>` and `>` to continue indentation

I am using following answer to handle indentations Emacs bulk indent for Python C-c > or C-c C-l shifts the region 4 spaces to the right C-c < or C-c C-r shifts the region 4 spaces to the left ...
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54 views

adaptive-wrap-prefix-mode behavior is different/inconsistent inside a buffer

in org-mode I have adaptive-wrap-prefix-mode on. The indentation though has a inconsistent behavior. I have already tried to toggle visual-line-mode and word wrap but the sometimes correct and ...
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240 views

Javascript mode mixes tabs and spaces for indent

My javascript mode indents with a mix of tabs and spaces. I'm ok with the mix if spaces are used for cosmetic alignment, but this is just wrong: First level of indentation is spaces, second is tab, ...
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257 views

How to set js-mode indent in Emacs >= 27.1

I have my tab width set to two spaces and this has worked fine for many years. I have just upgraded to Emacs 27.1, and now js-mode is displaying tabs as three spaces wide, ignoring my preferred ...
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2answers
51 views

Indentation by using AST from external program

I'm pondering over doing indentation by using an AST created with an external (non-emacs) tool. But so far I do not really know where to start. Are there emacs packages which already did this? Any ...
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1answer
73 views

Maintaining consistent visual fill column under `org-indent-mode`

How can one enable org-indent-mode (or otherwise indent content to Org headings) while still maintaining a consistent visual fill column?
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322 views

elisp mode set tab width to 2 spaces

My global tab-width is set to 4. But in elisp-mode I get 6 spaces per tab in indentation. So the code after auto indenting looks like this: (defun new-eshell () (interactive) (when (one-...
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yas-expand doesn't trigger reindent in aggressive-indent-mode

I'm trying to make a call to yas-expand doesn't trigger aggressive-indent. I'm guessing this is because yas-expand, for some reason, doesn't trigger a call to after-change-functions into which ...

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