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feat: go install option and extracted prev into agnostic function #139

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feat: go install option and extracted prev into agnostic function #139

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53 changes: 44 additions & 9 deletions lua/glow.lua
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Original file line number Diff line number Diff line change
Expand Up @@ -181,15 +181,15 @@ local function open_window(cmd_args)
end
end

---@return string
---@return string, string
local function release_file_url()
local os, arch
local version = "1.5.1"

-- check pre-existence of required programs
if vim.fn.executable("curl") == 0 or vim.fn.executable("tar") == 0 then
err("curl and/or tar are required")
return ""
return "", ""
end

-- local raw_os = jit.os
Expand All @@ -215,12 +215,12 @@ local function release_file_url()

if os == nil or arch == nil then
err("os not supported or could not be parsed")
return ""
return "", ""
end

-- create the url, filename based on os and arch
local filename = "glow_" .. os .. "_" .. arch .. (os == "Windows" and ".zip" or ".tar.gz")
return "https://github.com/charmbracelet/glow/releases/download/v" .. version .. "/" .. filename
return "https://github.com/charmbracelet/glow/releases/download/v" .. version .. "/" .. filename, os
end

---@return boolean
Expand Down Expand Up @@ -296,16 +296,44 @@ local function run(opts)
open_window(cmd_args)
end

local function install_glow(opts)
local release_url = release_file_url()
---Installation process using `go install` command
---@param opts table
local function go_install_glow(opts)
if vim.fn.exepath("go") == "" then
return
end

local download_command = { "go", "install", "github.com/charmbracelet/glow@latest" }

local callbacks = {
on_sterr = vim.schedule_wrap(function(_, data, _)
local out = table.concat(data, "\n")
err(out)
end),
on_exit = vim.schedule_wrap(function()
vim.notify("go install github.com/charmbracelet/glow@latest completed", vim.log.levels.INFO, { title = "Glow" })
glow.config.glow_path = vim.fn.exepath("glow")
run(opts)
end),
}
vim.fn.jobstart(download_command, callbacks)
end

---Installation process independent from `go` command and knowledgeable of the OS
---@param opts table
local function agnostic_install_glow(opts)
local release_url, os = release_file_url()
if release_url == "" then
return
end

local install_path = glow.config.install_path
local download_command = { "curl", "-sL", "-o", "glow.tar.gz", release_url }
local extract_command = { "tar", "-zxf", "glow.tar.gz", "-C", install_path }
local output_filename = "glow.tar.gz"
local output_filename = (os == "Windows" and "glow.zip" or "glow.tar.gz")
local download_command = { "curl", "-sL", "-o", output_filename, release_url }
local extract_command = (
os == "Windows" and { "Expand-Archive", output_filename, install_path }
or { "tar", "-zxf", output_filename, "-C", install_path }
)
---@diagnostic disable-next-line: missing-parameter
local binary_path = vim.fn.expand(table.concat({ install_path, "glow" }, "/"))

Expand Down Expand Up @@ -346,6 +374,13 @@ local function install_glow(opts)
vim.fn.jobstart(download_command, callbacks)
end

local function install_glow(opts)
if vim.fn.exepath("go") ~= "" then
go_install_glow(opts)
end
agnostic_install_glow(opts)
end

---@return string
local function get_executable()
if glow.config.glow_path ~= "" then
Expand Down