helix/book/src/configuration.md

Configuration

To override global configuration parameters, create a config.toml file located in your config directory:

• Linux and Mac: ~/.config/helix/config.toml
• Windows: %AppData%\helix\config.toml

Editor

[editor] section of the config.

Key	Description	Default
scrolloff	Number of lines of padding around the edge of the screen when scrolling.	3
mouse	Enable mouse mode.	true
middle-click-paste	Middle click paste support.	true
scroll-lines	Number of lines to scroll per scroll wheel step.	3
shell	Shell to use when running external commands.	Unix: ["sh", "-c"] Windows: ["cmd", "/C"]
line-number	Line number display (absolute, relative)	absolute
smart-case	Enable smart case regex searching (case insensitive unless pattern contains upper case characters)	true
auto-pairs	Enable automatic insertion of pairs to parenthese, brackets, etc.	true
auto-completion	Enable automatic pop up of auto-completion.	true
idle-timeout	Time in milliseconds since last keypress before idle timers trigger. Used for autocompletion, set to 0 for instant.	400
completion-trigger-len	The min-length of word under cursor to trigger autocompletion	2
auto-info	Whether to display infoboxes	true

[editor.filepicker] section of the config. Sets options for file picker and global search. All but the last key listed in the default file-picker configuration below are IgnoreOptions: whether hidden files and files listed within ignore files are ignored by (not visible in) the helix file picker and global search. There is also one other key, max-depth available, which is not defined by default.

Key	Description	Default
hidden	Enables ignoring hidden files.	true
parents	Enables reading ignore files from parent directories.	true
ignore	Enables reading .ignore files.	true
git-ignore	Enables reading .gitignore files.	true
git-global	Enables reading global .gitignore, whose path is specified in git's config: core.excludefile option.	true
git-exclude	Enables reading .git/info/exclude files.	true
max-depth	Set with an integer value for maximum depth to recurse.	Defaults to None.

LSP

To display all language server messages in the status line add the following to your config.toml:

[lsp]
display-messages = true