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author | 最萌小汐 <sumneko@hotmail.com> | 2019-12-09 20:56:33 +0800 |
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committer | 最萌小汐 <sumneko@hotmail.com> | 2019-12-09 20:56:33 +0800 |
commit | f6d436e782fbb19851a5b1d3b6c613a5447ca7b2 (patch) | |
tree | 4454038116a6f31b2cb8ade841a951ee74914457 | |
parent | d803249a1aedafad9b08349ed16c941bf4c3ba4e (diff) | |
download | lua-language-server-f6d436e782fbb19851a5b1d3b6c613a5447ca7b2.zip |
支持 field
-rw-r--r-- | script-beta/core/completion.lua | 107 |
1 files changed, 106 insertions, 1 deletions
diff --git a/script-beta/core/completion.lua b/script-beta/core/completion.lua index d3a7a022..0532f1be 100644 --- a/script-beta/core/completion.lua +++ b/script-beta/core/completion.lua @@ -2,6 +2,17 @@ local ckind = require 'define.CompletionItemKind' local files = require 'files' local guide = require 'parser.guide' local matchKey = require 'core.matchKey' +local vm = require 'vm' + +local function isSpace(char) + if char == ' ' + or char == '\n' + or char == '\r' + or char == '\t' then + return true + end + return false +end local function findWord(text, offset) for i = offset, 1, -1 do @@ -15,6 +26,46 @@ local function findWord(text, offset) return nil end +local function findAnyPos(text, offset) + for i = offset, 1, -1 do + if not isSpace(text:sub(i, i)) then + return i + end + end + return nil +end + +local function findParent(ast, text, offset) + for i = offset, 1, -1 do + local char = text:sub(i, i) + if isSpace(char) then + goto CONTINUE + end + local oop + if char == '.' then + oop = false + elseif char == ':' then + oop = true + else + return nil, nil + end + local anyPos = findAnyPos(text, i-1) + if not anyPos then + return nil, nil + end + local parent = guide.eachSourceContain(ast.ast, anyPos, function (source) + if source.finish == anyPos then + return source + end + end) + if parent then + return parent, oop + end + ::CONTINUE:: + end + return nil, nil +end + local function checkLocal(ast, word, offset, results) guide.getVisibleLocalNames(ast.ast, offset, function (name) if matchKey(word, name) then @@ -26,12 +77,66 @@ local function checkLocal(ast, word, offset, results) end) end +local function checkField(ast, text, word, offset, results) + local parent, oop = findParent(ast, text, offset - #word) + if not parent then + parent = guide.getLocal(ast.ast, '_ENV', offset) + if not parent then + return + end + end + vm.eachField(parent, function (info) + local key = info.key + if key + and key:sub(1, 1) == 's' + and info.source.finish ~= offset then + local name = key:sub(3) + if matchKey(word, name) then + results[#results+1] = { + label = name, + kind = ckind.Field, + } + end + end + end) +end + +local function checkCommon(word, text, results) + local used = {} + for _, result in ipairs(results) do + used[result.label] = true + end + for str in text:gmatch '[%a_][%w_]*' do + if not used[str] and str ~= word then + used[str] = true + if matchKey(word, str) then + results[#results+1] = { + label = str, + kind = ckind.Text, + } + end + end + end +end + +local function isInString(ast, offset) + return guide.eachSourceContain(ast.ast, offset, function (source) + if source.type == 'string' then + return true + end + end) +end + local function tryWord(ast, text, offset, results) local word = findWord(text, offset) if not word then return nil end - checkLocal(ast, word, offset, results) + if not isInString(ast, offset) then + checkLocal(ast, word, offset, results) + checkField(ast, text, word, offset, results) + end + checkCommon(word, text, results) end return function (uri, offset) |