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--- @class (exact) blink.cmp.SignatureConfig
--- @field enabled boolean
--- @field trigger blink.cmp.SignatureTriggerConfig
--- @field window blink.cmp.SignatureWindowConfig
--- @class (exact) blink.cmp.SignatureTriggerConfig
--- @field blocked_trigger_characters string[]
--- @field blocked_retrigger_characters string[]
--- @field show_on_insert_on_trigger_character boolean When true, will show the signature help window when the cursor comes after a trigger character when entering insert mode
--- @class (exact) blink.cmp.SignatureWindowConfig
--- @field min_width number
--- @field max_width number
--- @field max_height number
--- @field border blink.cmp.WindowBorder
--- @field winblend number
--- @field winhighlight string
--- @field scrollbar boolean Note that the gutter will be disabled when border ~= 'none'
--- @field direction_priority ("n" | "s")[] Which directions to show the window, falling back to the next direction when there's not enough space, or another window is in the way.
--- @field treesitter_highlighting boolean Disable if you run into performance issues
local validate = require('blink.cmp.config.utils').validate
local signature = {
--- @type blink.cmp.SignatureConfig
default = {
enabled = false,
trigger = {
enabled = true,
blocked_trigger_characters = {},
blocked_retrigger_characters = {},
show_on_insert_on_trigger_character = true,
},
window = {
min_width = 1,
max_width = 100,
max_height = 10,
border = 'padded',
winblend = 0,
winhighlight = 'Normal:BlinkCmpSignatureHelp,FloatBorder:BlinkCmpSignatureHelpBorder',
scrollbar = false,
direction_priority = { 'n', 's' },
treesitter_highlighting = true,
},
},
}
function signature.validate(config)
validate('signature', {
enabled = { config.enabled, 'boolean' },
trigger = { config.trigger, 'table' },
window = { config.window, 'table' },
}, config)
validate('signature.trigger', {
enabled = { config.trigger.enabled, 'boolean' },
blocked_trigger_characters = { config.trigger.blocked_trigger_characters, 'table' },
blocked_retrigger_characters = { config.trigger.blocked_retrigger_characters, 'table' },
show_on_insert_on_trigger_character = { config.trigger.show_on_insert_on_trigger_character, 'boolean' },
}, config.trigger)
validate('signature.window', {
min_width = { config.window.min_width, 'number' },
max_width = { config.window.max_width, 'number' },
max_height = { config.window.max_height, 'number' },
border = { config.window.border, { 'string', 'table' } },
winblend = { config.window.winblend, 'number' },
winhighlight = { config.window.winhighlight, 'string' },
scrollbar = { config.window.scrollbar, 'boolean' },
direction_priority = { config.window.direction_priority, 'table' },
treesitter_highlighting = { config.window.treesitter_highlighting, 'boolean' },
}, config.window)
end
return signature
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