71 lines
2.1 KiB
Fennel
71 lines
2.1 KiB
Fennel
;;; macros.fnl - useful macros
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;; Helpful keymaping functions
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(lambda bind! [mode key cmd ?a1 ?a2]
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(let [desc (or ?a2 ?a1)
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buf (if (and ?a1 ?a2) ?a1 ?a2)
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opts { :noremap true
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:silent true
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:buffer buf }]
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(when desc
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(tset opts :desc desc))
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`(vim.keymap.set ,mode ,key ,cmd ,opts)))
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;; Better autocommands
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(lambda hook! [hooks ?patterns callback]
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(let [hook_table (if (= (type hooks) :table)
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hooks
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[ hooks ])
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pattern_table (if (not ?patterns)
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[]
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(= (type ?patterns) :table)
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?patterns
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[ ?patterns ])]
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(var group "config-hook")
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(each [_ hook (ipairs hook_table)]
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(set group (.. group "-" hook)))
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(each [_ pattern (ipairs pattern_table)]
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(set group (.. group "-" pattern)))
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`(vim.api.nvim_create_autocmd ,hook_table
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{ :group
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(vim.api.nvim_create_augroup ,group
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{ :clear true })
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:pattern ,pattern_table
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:callback ,callback })))
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;; Nicer macro for use
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(lambda use! [repo ...]
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(local output [ repo ])
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(var last_key nil)
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(each [_ val (ipairs [...])]
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(if last_key
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(do (tset output last_key val)
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(set last_key nil))
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(set last_key val)))
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`(use ,output))
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;; Can be passed to :config of `use!'
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;; to call a plugin's `setup' function
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(lambda setup! [pkg ...] (local output [ ])
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(var last_key nil)
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(each [_ val (ipairs [...])]
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(if last_key
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(do (tset output last_key val)
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(set last_key nil))
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(set last_key val)))
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`((. (require ,pkg) :setup) ,output))
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;; Call module function
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(lambda module-call! [mod func ...]
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`((. (require ,mod) ,func) ,...))
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;; Return module function
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(lambda module-fn! [mod func]
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`(. (require ,mod) ,func))
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{: bind!
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: hook!
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: use!
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: setup!
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: module-call!
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: module-fn!}
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