Mercurial > vim
view src/testdir/test_vim9_class.vim @ 31443:9ae3720f9bd9 v9.0.1054
patch 9.0.1054: object member can't get type from initializer
Commit: https://github.com/vim/vim/commit/74e1274edf632b83d2948a2a2d519589eff52997
Author: Bram Moolenaar <Bram@vim.org>
Date: Tue Dec 13 21:14:28 2022 +0000
patch 9.0.1054: object member can't get type from initializer
Problem: Object member can't get type from initializer.
Solution: If there is no type specified try to use the type of the
initializer. Check for a valid type.
author | Bram Moolenaar <Bram@vim.org> |
---|---|
date | Tue, 13 Dec 2022 22:15:03 +0100 |
parents | e572ff386670 |
children | 5804270d6e9b |
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" Test Vim9 classes source check.vim import './vim9.vim' as v9 def Test_class_basic() var lines =<< trim END class NotWorking endclass END v9.CheckScriptFailure(lines, 'E1316:') lines =<< trim END vim9script class notWorking endclass END v9.CheckScriptFailure(lines, 'E1314:') lines =<< trim END vim9script class Not@working endclass END v9.CheckScriptFailure(lines, 'E1315:') lines =<< trim END vim9script abstract noclass Something endclass END v9.CheckScriptFailure(lines, 'E475:') lines =<< trim END vim9script abstract classy Something endclass END v9.CheckScriptFailure(lines, 'E475:') lines =<< trim END vim9script class Something endcl END v9.CheckScriptFailure(lines, 'E1065:') lines =<< trim END vim9script class Something endclass school's out END v9.CheckScriptFailure(lines, 'E488:') lines =<< trim END vim9script class Something endclass | echo 'done' END v9.CheckScriptFailure(lines, 'E488:') lines =<< trim END vim9script class Something this endclass END v9.CheckScriptFailure(lines, 'E1317:') lines =<< trim END vim9script class Something this. endclass END v9.CheckScriptFailure(lines, 'E1317:') lines =<< trim END vim9script class Something this .count endclass END v9.CheckScriptFailure(lines, 'E1317:') lines =<< trim END vim9script class Something this. count endclass END v9.CheckScriptFailure(lines, 'E1317:') lines =<< trim END vim9script class Something this.count: number that.count endclass END v9.CheckScriptFailure(lines, 'E1318: Not a valid command in a class: that.count') lines =<< trim END vim9script class Something this.count endclass END v9.CheckScriptFailure(lines, 'E1022:') lines =<< trim END vim9script class Something this.count : number endclass END v9.CheckScriptFailure(lines, 'E1059:') lines =<< trim END vim9script class Something this.count:number endclass END v9.CheckScriptFailure(lines, 'E1069:') lines =<< trim END vim9script class TextPosition this.lnum: number this.col: number def ToString(): string return $'({this.lnum}, {this.col})' enddef endclass # use the automatically generated new() method var pos = TextPosition.new(2, 12) assert_equal(2, pos.lnum) assert_equal(12, pos.col) # call an object method assert_equal('(2, 12)', pos.ToString()) END v9.CheckScriptSuccess(lines) enddef def Test_class_member_initializer() var lines =<< trim END vim9script class TextPosition this.lnum: number = 1 this.col: number = 1 def new(lnum: number) this.lnum = lnum enddef endclass var pos = TextPosition.new(3) assert_equal(3, pos.lnum) assert_equal(1, pos.col) var instr = execute('disassemble TextPosition.new') assert_match('new\_s*' .. '0 NEW TextPosition size \d\+\_s*' .. '\d PUSHNR 1\_s*' .. '\d STORE_THIS 0\_s*' .. '\d PUSHNR 1\_s*' .. '\d STORE_THIS 1\_s*' .. 'this.lnum = lnum\_s*' .. '\d LOAD arg\[-1]\_s*' .. '\d PUSHNR 0\_s*' .. '\d LOAD $0\_s*' .. '\d\+ STOREINDEX object\_s*' .. '\d\+ RETURN object.*', instr) END v9.CheckScriptSuccess(lines) enddef def Test_class_default_new() var lines =<< trim END vim9script class TextPosition this.lnum: number = 1 this.col: number = 1 endclass var pos = TextPosition.new() assert_equal(1, pos.lnum) assert_equal(1, pos.col) pos = TextPosition.new(v:none, v:none) assert_equal(1, pos.lnum) assert_equal(1, pos.col) pos = TextPosition.new(3, 22) assert_equal(3, pos.lnum) assert_equal(22, pos.col) pos = TextPosition.new(v:none, 33) assert_equal(1, pos.lnum) assert_equal(33, pos.col) END v9.CheckScriptSuccess(lines) lines =<< trim END vim9script class Person this.name: string this.age: number = 42 this.education: string = "unknown" def new(this.name, this.age = v:none, this.education = v:none) enddef endclass var piet = Person.new("Piet") assert_equal("Piet", piet.name) assert_equal(42, piet.age) assert_equal("unknown", piet.education) var chris = Person.new("Chris", 4, "none") assert_equal("Chris", chris.name) assert_equal(4, chris.age) assert_equal("none", chris.education) END v9.CheckScriptSuccess(lines) lines =<< trim END vim9script class Person this.name: string this.age: number = 42 this.education: string = "unknown" def new(this.name, this.age = v:none, this.education = v:none) enddef endclass var missing = Person.new() END v9.CheckScriptFailure(lines, 'E119:') enddef def Test_class_object_member_inits() var lines =<< trim END vim9script class TextPosition this.lnum: number this.col = 1 this.addcol: number = 2 endclass var pos = TextPosition.new() assert_equal(0, pos.lnum) assert_equal(1, pos.col) assert_equal(2, pos.addcol) END v9.CheckScriptSuccess(lines) lines =<< trim END vim9script class TextPosition this.lnum this.col = 1 endclass END v9.CheckScriptFailure(lines, 'E1022:') lines =<< trim END vim9script class TextPosition this.lnum = v:none this.col = 1 endclass END v9.CheckScriptFailure(lines, 'E1330:') enddef " vim: ts=8 sw=2 sts=2 expandtab tw=80 fdm=marker