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-rw-r--r--lua/conform/init.lua1
-rw-r--r--lua/conform/runner.lua7
2 files changed, 7 insertions, 1 deletions
diff --git a/lua/conform/init.lua b/lua/conform/init.lua
index e1f3544..2412445 100644
--- a/lua/conform/init.lua
+++ b/lua/conform/init.lua
@@ -14,6 +14,7 @@ local M = {}
---@field cwd? fun(self: conform.JobFormatterConfig, ctx: conform.Context): nil|string
---@field require_cwd? boolean When cwd is not found, don't run the formatter (default false)
---@field stdin? boolean Send buffer contents to stdin (default true)
+---@field tmpfile_format? string When stdin=false, use this format for temporary files (default ".conform.$RANDOM.$FILENAME")
---@field condition? fun(self: conform.JobFormatterConfig, ctx: conform.Context): boolean
---@field exit_codes? integer[] Exit codes that indicate success (default {0})
---@field env? table<string, any>|fun(self: conform.JobFormatterConfig, ctx: conform.Context): table<string, any>
diff --git a/lua/conform/runner.lua b/lua/conform/runner.lua
index 2810948..ff58570 100644
--- a/lua/conform/runner.lua
+++ b/lua/conform/runner.lua
@@ -442,8 +442,13 @@ M.build_context = function(bufnr, config, range)
end
if not config.stdin then
+ local template = config.tmpfile_format
+ if not template then
+ template = ".conform.$RANDOM.$FILENAME"
+ end
local basename = vim.fs.basename(filename)
- local tmpname = string.format(".conform.%d.%s", math.random(1000000, 9999999), basename)
+ local tmpname =
+ template:gsub("$FILENAME", basename):gsub("$RANDOM", tostring(math.random(1000000, 9999999)))
local parent = vim.fs.dirname(filename)
filename = fs.join(parent, tmpname)
end