mirror of
https://github.com/zoriya/jj.nvim.git
synced 2026-08-05 02:36:07 +00:00
93 lines
2.4 KiB
Lua
93 lines
2.4 KiB
Lua
local utils = require("jj.utils")
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---@type jj.diff
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local diff = require("jj.diff")
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-----------------------------------------------------------------------
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-- Diffvew Backend
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-----------------------------------------------------------------------
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--- Givewn two changes, show their diff using diffview.nvim
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--- @param left string
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--- @param right string
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local function diff_two_changes(left, right)
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-- Extract the commit id from opts.rev
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local commit_id_left = utils.get_commit_id(left)
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if commit_id_left == nil then
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return
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end
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local commit_id_right = utils.get_commit_id(right)
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if commit_id_right == nil then
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return
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end
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vim.cmd(string.format("DiffviewOpen %s..%s", commit_id_right, commit_id_left))
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end
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local function diff_two_changes_with_history(left, right)
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local commit_id_left = utils.get_commit_id(left)
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if commit_id_left == nil then
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return
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end
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local commit_id_right = utils.get_commit_id(right)
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if commit_id_right == nil then
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return
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end
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-- test
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vim.cmd(string.format("DiffviewFileHistory --range=%s..%s", commit_id_right, commit_id_left))
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end
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-- Register the diffview backend
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diff.register_backend("diffview", {
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diff_current = function(opts)
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if not utils.has_dependency("diffview") then
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return
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end
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local buf_name = vim.api.nvim_buf_get_name(0)
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local change_id, jj_path = utils.parse_jj_uri(buf_name)
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local revset = opts.rev or (change_id and (change_id .. "-")) or "@-"
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local commit_id = utils.get_commit_id(revset)
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if not commit_id then
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return
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end
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local raw_path = opts.path or jj_path or "%"
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local path, err = utils.normalize_relative_path(raw_path)
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if not path then
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utils.notify(err or "Could not resolve file path for Diffview", vim.log.levels.ERROR)
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return
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end
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vim.cmd(string.format("DiffviewOpen %s -- %s", commit_id, vim.fn.fnameescape(path)))
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vim.cmd("DiffviewToggleFiles")
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end,
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show_revision = function(opts)
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if not utils.has_dependency("diffview") then
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return
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end
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-- When comparing a revision we always compare it to it's parent to get the diff
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local right = string.format("%s-", opts.rev)
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diff_two_changes(opts.rev, right)
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end,
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diff_revisions = function(opts)
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if not utils.has_dependency("diffview") then
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return
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end
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diff_two_changes(opts.left, opts.right)
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end,
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diff_history_revisions = function(opts)
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if not utils.has_dependency("diffview") then
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return
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end
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diff_two_changes_with_history(opts.left, opts.right)
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end,
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})
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