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125 lines
3.1 KiB
Lua
125 lines
3.1 KiB
Lua
local path = require "fzf-lua.path"
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local utils = require "fzf-lua.utils"
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local raw_action = require("fzf.actions").raw_action
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local Previewer = {}
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Previewer.base = {}
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Previewer.head = {}
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Previewer.cmd = {}
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Previewer.bat = {}
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Previewer.buffer = {}
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-- Constructors call on Previewer.<o>()
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for c, _ in pairs(Previewer) do
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setmetatable(Previewer[c], {
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__call = function (cls, ...)
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return cls:new(...)
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end,
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})
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end
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-- Previewer base object
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function Previewer.base:new(o, opts)
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o = o or {}
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self = setmetatable({}, { __index = self })
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self.type = "cmd";
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self.cmd = o.cmd;
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self.args = o.args or "";
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self.opts = opts;
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return self
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end
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function Previewer.base:filespec(entry)
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local file = path.entry_to_file(entry, nil, true)
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print(file.file, file.line, file.col)
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return file
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end
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-- Generic shell command previewer
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function Previewer.cmd:new(o, opts)
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self = setmetatable(Previewer.base(o, opts), {
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__index = vim.tbl_deep_extend("keep",
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self, Previewer.base
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)})
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return self
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end
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function Previewer.cmd:cmdline(o)
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o = o or {}
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o.action = o.action or self:action(o)
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return string.format("%s %s `%s`", self.cmd, self.args, o.action)
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end
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function Previewer.cmd:action(o)
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o = o or {}
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local filespec = "{+}"
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if self.opts._line_placeholder then
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filespec = "{1}"
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end
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local act = raw_action(function (items, fzf_lines, _)
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-- only preview first item
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local file = path.entry_to_file(items[1], self.opts.cwd)
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return file.path
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end, filespec)
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return act
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end
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-- Specialized bat previewer
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function Previewer.bat:new(o, opts)
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self = setmetatable(Previewer.cmd(o, opts), {
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__index = vim.tbl_deep_extend("keep",
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self, Previewer.cmd, Previewer.base
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)})
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self.theme = o.theme
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return self
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end
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function Previewer.bat:cmdline(o)
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o = o or {}
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o.action = o.action or self:action(o)
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local highlight_line = ""
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if self.opts._line_placeholder then
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highlight_line = string.format("--highlight-line={%d}", self.opts._line_placeholder)
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end
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return string.format("%s %s %s -- `%s`",
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self.cmd, self.args, highlight_line, self:action(o))
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--[[ return string.format("%s %s `%s` -- `%s`",
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self.cmd, self.args, self:action_line(), o.action) ]]
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end
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-- not in use
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function Previewer.bat:action_line(o)
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o = o or {}
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local act = raw_action(function (items, _, _)
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local file = path.entry_to_file(items[1], self.opts.cwd)
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return string.format("--highlight-line=%s", tostring(file.line))
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end)
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return act
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end
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-- Specialized head previewer
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function Previewer.head:new(o, opts)
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self = setmetatable(Previewer.cmd(o, opts), {
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__index = vim.tbl_deep_extend("keep",
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self, Previewer.cmd, Previewer.base
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)})
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self.theme = o.theme
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return self
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end
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function Previewer.head:cmdline(o)
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o = o or {}
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o.action = o.action or self:action(o)
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local lines = ""
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if self.opts._line_placeholder then
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lines = string.format("--lines={%d}", self.opts._line_placeholder)
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end
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return string.format("%s %s %s -- `%s`",
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self.cmd, self.args, lines, self:action(o))
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--[[ return string.format("%s %s `%s` -- `%s`",
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self.cmd, self.args, self:action_line(), o.action) ]]
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end
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return Previewer
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