mirror of
https://github.com/Myzel394/jsonfly.nvim.git
synced 2025-06-18 12:15:25 +02:00
389 lines
15 KiB
Lua
389 lines
15 KiB
Lua
---- Documentation for jsonfly ----
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--- Type definitions
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---@class Options
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---@field key_max_length number - Length for the key column, 0 for no column-like display, Default: 50
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---@field key_exact_length boolean - Whether to use exact length for the key column, This will pad the key column with spaces to match the length, Default: false
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---@field max_length number - Maximum length for the value column, Default: 9999 (basically no limit)
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---@field overflow_marker string - Marker for truncated values, Default: "…"
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---@field conceal boolean|"auto" - Whether to conceal strings, If `true` strings will be concealed, If `false` strings will be displayed as they are, If `"auto"` strings will be concealed if `conceallevel` is greater than 0, Default: "auto"
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---@field prompt_title string - Title for the prompt, Default: "JSON(fly)"
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---@field highlights Highlights - Highlight groups for different types
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---@field jump_behavior "key_start"|"value_start" - Behavior for jumping to the location, "key_start" == Jump to the start of the key, "value_start" == Jump to the start of the value, Default: "key_start"
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---@field subkeys_display "normal"|"waterfall" - Display subkeys in a normal or waterfall style, Default: "normal"
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---
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---@class Highlights
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---@field number string - Highlight group for numbers, Default: "@number.json"
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---@field boolean string - Highlight group for booleans, Default: "@boolean.json"
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---@field string string - Highlight group for strings, Default: "@string.json"
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---@field null string - Highlight group for null values, Default: "@constant.builtin.json"
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---@field other string - Highlight group for other types, Default: "@label.json"
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---- Types below are for internal use only ----
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--
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---@class EntryPosition
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---@field line_number number
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---@field key_start number
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---@field value_start number
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--
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---@class Entry
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---@field key string
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---@field value Entry|table|number|string|boolean|nil
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---@field position EntryPosition
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local json = require"jsonfly.json"
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local finders = require "telescope.finders"
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local pickers = require "telescope.pickers"
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local conf = require("telescope.config").values
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local make_entry = require "telescope.make_entry"
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local entry_display = require "telescope.pickers.entry_display"
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---@param t table
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---@return Entry[]
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local function get_entries_from_lua_json(t)
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local keys = {}
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for k, raw_value in pairs(t) do
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---@type Entry
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local entry = {
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key = k,
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value = raw_value,
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position = {
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line_number = raw_value.newlines,
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key_start = raw_value.key_start,
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value_start = raw_value.value_start,
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}
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}
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table.insert(keys, entry)
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local v = raw_value.value
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if type(v) == "table" then
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local sub_keys = get_entries_from_lua_json(v)
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for _, sub_key in ipairs(sub_keys) do
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---@type Entry
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local entry = {
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key = k .. "." .. sub_key.key,
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value = sub_key,
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position = sub_key.position,
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}
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table.insert(keys, entry)
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end
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end
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end
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return keys
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end
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---@param result Symbol
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---@return string|number|table|boolean|nil
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local function parse_lsp_value(result)
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if result.kind == 2 then
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local value = {}
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for _, child in ipairs(result.children) do
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value[child.name] = parse_lsp_value(child)
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end
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return value
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elseif result.kind == 16 then
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return tonumber(result.detail)
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elseif result.kind == 15 then
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return result.detail
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elseif result.kind == 18 then
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local value = {}
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for i, child in ipairs(result.children) do
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value[i] = parse_lsp_value(child)
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end
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return value
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elseif result.kind == 13 then
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return nil
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elseif result.kind == 17 then
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return result.detail == "true"
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end
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end
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---@class Symbol
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---@field name string
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---@field kind number 2 = Object, 16 = Number, 15 = String, 18 = Array, 13 = Null, 17 = Boolean
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---@field range Range
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---@field selectionRange Range
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---@field detail string
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---@field children Symbol[]
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--
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---@class Range
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---@field start Position
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---@field ["end"] Position
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--
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---@class Position
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---@field line number
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---@field character number
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--
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---@param symbols Symbol[]
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---@return Entry[]
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local function get_entries_from_lsp_symbols(symbols)
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local keys = {}
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for _, symbol in ipairs(symbols) do
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local key = symbol.name
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---@type Entry
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local entry = {
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key = key,
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value = parse_lsp_value(symbol),
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position = {
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line_number = symbol.range.start.line + 2,
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key_start = symbol.range.start.character + 2,
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-- The LSP doesn't return the start of the value, so we'll just assume it's 3 characters after the key
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-- We assume a default JSON file like:
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-- `"my_key": "my_value"`
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-- Since we get the end of the key, we can just add 4 to get the start of the value
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value_start = symbol.selectionRange["end"].character + 4
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}
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}
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table.insert(keys, entry)
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if symbol.kind == 2 then
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local sub_keys = get_entries_from_lsp_symbols(symbol.children)
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for _, sub_key in ipairs(sub_keys) do
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---@type Entry
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local entry = {
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key = key .. "." .. sub_key.key,
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value = sub_key.value,
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position = sub_key.position,
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}
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table.insert(keys, entry)
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end
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end
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end
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return keys
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end
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local function truncate_overflow(value, max_length, overflow_marker)
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if vim.fn.strdisplaywidth(value) > max_length then
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return value:sub(1, max_length - vim.fn.strdisplaywidth(overflow_marker)) .. overflow_marker
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end
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return value
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end
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---@param value any
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---@param opts Options
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local function create_display_preview(value, opts)
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local t = type(value)
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local conceal
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if opts.conceal == "auto" then
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conceal = vim.o.conceallevel > 0
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else
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conceal = opts.conceal
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end
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if t == "table" then
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local preview_table = {}
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for k, v in pairs(value) do
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table.insert(preview_table, k .. ": " .. create_display_preview(v, opts))
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end
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return "{ " .. table.concat(preview_table, ", ") .. " }", "other"
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elseif t == "nil" then
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return "null", "null"
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elseif t == "number" then
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return tostring(value), "number"
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elseif t == "string" then
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if conceal then
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return value, "string"
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else
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return "\"" .. value .. "\"", "string"
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end
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elseif t == "boolean" then
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return value and "true" or "false", "boolean"
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end
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end
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---@param key string
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---@param replacement string
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---@return string
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---Replaces all previous keys with the replacement
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---Example: replace_previous_keys("a.b.c", "x") => "xxx.c"
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local function replace_previous_keys(key, replacement)
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for i = #key, 1, -1 do
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if key:sub(i, i) == "." then
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local len = i - 1
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local before = replacement:rep(len)
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return before .. "." .. key:sub(i + 1)
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end
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end
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return key
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end
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---@type Options
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local opts = {
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key_max_length = 50,
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key_exact_length = false,
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max_length = 9999,
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overflow_marker = "…",
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conceal = "auto",
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prompt_title = "JSON(fly)",
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highlights = {
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string = "@string.json",
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number = "@number.json",
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boolean = "@boolean.json",
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null = "@constant.builtin.json",
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other = "@label.json",
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},
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jump_behavior = "key_start",
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subkeys_display = "normal",
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}
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return require"telescope".register_extension {
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setup = function(extension_config)
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opts = vim.tbl_deep_extend("force", opts, extension_config or {})
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end,
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exports = {
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jsonfly = function(xopts)
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local current_buf = vim.api.nvim_get_current_buf()
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local filename = vim.api.nvim_buf_get_name(current_buf)
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local content_lines = vim.api.nvim_buf_get_lines(current_buf, 0, -1, false)
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local content = table.concat(content_lines, "\n")
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local parsed = json:decode(content)
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local keys = get_entries_from_lua_json(parsed)
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local displayer = entry_display.create {
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separator = " ",
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items = {
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{ width = 1 },
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opts.key_exact_length and { width = opts.key_max_length } or { remaining = true },
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{ remaining = true },
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},
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}
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local params = vim.lsp.util.make_position_params(xopts.winnr)
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local result = vim.lsp.buf_request(
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current_buf,
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"textDocument/documentSymbol",
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params,
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function(_, result)
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local keys = get_entries_from_lsp_symbols(result)
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pickers.new(opts, {
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prompt_title = opts.prompt_title,
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finder = finders.new_table {
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results = keys,
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---@param entry Entry
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entry_maker = function(entry)
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local _, raw_depth = entry.key:gsub("%.", ".")
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local depth = (raw_depth or 0) + 1
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return make_entry.set_default_entry_mt({
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value = current_buf,
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ordinal = entry.key,
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display = function(_)
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local preview, hl_group_key = create_display_preview(entry.value, opts)
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local key = opts.subkeys_display == "normal" and entry.key or replace_previous_keys(entry.key, " ")
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return displayer {
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{ depth, "TelescopeResultsNumber"},
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{
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truncate_overflow(
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key,
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opts.key_max_length,
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opts.overflow_marker
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),
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"@property.json",
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},
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{
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truncate_overflow(
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preview,
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opts.max_length,
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opts.overflow_marker
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),
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opts.highlights[hl_group_key] or "TelescopeResultsString",
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},
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}
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end,
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bufnr = current_buf,
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filename = filename,
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lnum = entry.position.line_number,
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col = opts.jump_behavior == "key_start"
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and entry.position.key_start
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-- Use length ("#" operator) as vim jumps to the bytes, not characters
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or entry.position.value_start
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}, opts)
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end,
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},
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previewer = conf.grep_previewer(opts),
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sorter = conf.generic_sorter(opts),
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sorting_strategy = "ascending",
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}):find()
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end
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)
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-- pickers.new(opts, {
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-- prompt_title = opts.prompt_title,
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-- finder = finders.new_table {
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-- results = keys,
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-- entry_maker = function(entry)
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-- local _, raw_depth = entry.key:gsub("%.", ".")
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-- local depth = (raw_depth or 0) + 1
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--
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-- return make_entry.set_default_entry_mt({
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-- value = current_buf,
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-- ordinal = entry.key,
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-- display = function(_)
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-- local preview, hl_group_key = create_display_preview(entry.entry.value, opts)
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--
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-- local key = opts.subkeys_display == "normal" and entry.key or replace_previous_keys(entry.key, " ")
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--
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-- return displayer {
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-- { depth, "TelescopeResultsNumber"},
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-- {
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-- truncate_overflow(
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-- key,
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-- opts.key_max_length,
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-- opts.overflow_marker
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-- ),
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-- "@property.json",
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-- },
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-- {
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-- truncate_overflow(
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-- preview,
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-- opts.max_length,
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-- opts.overflow_marker
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-- ),
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-- opts.highlights[hl_group_key] or "TelescopeResultsString",
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-- },
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-- }
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-- end,
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--
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-- bufnr = current_buf,
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-- filename = filename,
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-- lnum = entry.entry.newlines + 1,
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-- col = opts.jump_behavior == "key_start"
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-- and entry.entry.key_start
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-- -- Use length ("#" operator) as vim jumps to the bytes, not characters
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-- or entry.entry.value_start
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-- }, opts)
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-- end,
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-- },
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-- previewer = conf.grep_previewer(opts),
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-- sorter = conf.generic_sorter(opts),
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-- sorting_strategy = "ascending",
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-- }):find()
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end
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}
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}
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