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

LSP

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

[lsp]
display-messages = true