Before: call ale#test#SetDirectory('/testplugin/test') call ale#test#SetFilename('dummy.txt') Save g:ale_buffer_info let g:ale_buffer_info = {} let g:old_filename = expand('%:p') let g:Callback = '' let g:expr_list = [] let g:message_list = [] let g:handle_code_action_called = 0 let g:code_actions = [] let g:options = {} let g:capability_checked = '' let g:conn_id = v:null let g:InitCallback = v:null runtime autoload/ale/lsp_linter.vim runtime autoload/ale/lsp.vim runtime autoload/ale/util.vim runtime autoload/ale/codefix.vim runtime autoload/ale/code_action.vim function! ale#lsp_linter#StartLSP(buffer, linter, Callback) abort let g:conn_id = ale#lsp#Register('executable', '/foo/bar', {}) call ale#lsp#MarkDocumentAsOpen(g:conn_id, a:buffer) if a:linter.lsp is# 'tsserver' call ale#lsp#MarkConnectionAsTsserver(g:conn_id) endif let l:details = { \ 'command': 'foobar', \ 'buffer': a:buffer, \ 'connection_id': g:conn_id, \ 'project_root': '/foo/bar', \} let g:InitCallback = {-> ale#lsp_linter#OnInit(a:linter, l:details, a:Callback)} endfunction function! ale#lsp#HasCapability(conn_id, capability) abort let g:capability_checked = a:capability return 1 endfunction function! ale#lsp#RegisterCallback(conn_id, callback) abort let g:Callback = a:callback endfunction function! ale#lsp#Send(conn_id, message) abort call add(g:message_list, a:message) return 42 endfunction function! ale#util#Execute(expr) abort call add(g:expr_list, a:expr) endfunction function! ale#code_action#HandleCodeAction(code_action, options) abort let g:handle_code_action_called = 1 Assert !get(a:options, 'should_save') call add(g:code_actions, a:code_action) endfunction function! ale#util#Input(message, value) abort return '2' endfunction After: Restore if g:conn_id isnot v:null call ale#lsp#RemoveConnectionWithID(g:conn_id) endif call ale#test#RestoreDirectory() call ale#linter#Reset() unlet! g:capability_checked unlet! g:InitCallback unlet! g:old_filename unlet! g:conn_id unlet! g:Callback unlet! g:message_list unlet! g:expr_list unlet! b:ale_linters unlet! g:options unlet! g:code_actions unlet! g:handle_code_action_called runtime autoload/ale/lsp_linter.vim runtime autoload/ale/lsp.vim runtime autoload/ale/util.vim runtime autoload/ale/codefix.vim runtime autoload/ale/code_action.vim Execute(Failed codefix responses should be handled correctly): call ale#codefix#HandleTSServerResponse( \ 1, \ {'command': 'getCodeFixes', 'request_seq': 3} \) AssertEqual g:handle_code_action_called, 0 Given typescript(Some typescript file): foo somelongerline () bazxyzxyzxyz Execute(getCodeFixes from tsserver should be handled): call ale#codefix#SetMap({3: {}}) call ale#codefix#HandleTSServerResponse(1, { \ 'command': 'getCodeFixes', \ 'request_seq': 3, \ 'success': v:true, \ 'type': 'response', \ 'body': [ \ { \ 'description': 'Import default "x" from module "./z"', \ 'fixName': 'import', \ 'changes': [ \ { \ 'fileName': "/foo/bar/file1.ts", \ 'textChanges': [ \ { \ 'end': { \ 'line': 2, \ 'offset': 1, \ }, \ 'newText': 'import x from "./z";^@', \ 'start': { \ 'line': 2, \ 'offset': 1, \ } \ } \ ] \ } \ ] \ } \ ] \}) AssertEqual g:handle_code_action_called, 1 AssertEqual \ [ \ { \ 'description': 'codefix', \ 'changes': [ \ { \ 'fileName': "/foo/bar/file1.ts", \ 'textChanges': [ \ { \ 'end': { \ 'line': 2, \ 'offset': 1 \ }, \ 'newText': 'import x from "./z";^@', \ 'start': { \ 'line': 2, \ 'offset': 1 \ } \ } \ ] \ } \ ] \ } \ ], \ g:code_actions Execute(getCodeFixes from tsserver should be handled with user input if there are more than one action): call ale#codefix#SetMap({3: {}}) call ale#codefix#HandleTSServerResponse(1, { \ 'command': 'getCodeFixes', \ 'request_seq': 3, \ 'success': v:true, \ 'type': 'response', \ 'body': [ \ { \ 'description': 'Import default "x" from module "./z"', \ 'fixName': 'import', \ 'changes': [ \ { \ 'fileName': "/foo/bar/file1.ts", \ 'textChanges': [ \ { \ 'end': { \ 'line': 2, \ 'offset': 1, \ }, \ 'newText': 'import x from "./z";^@', \ 'start': { \ 'line': 2, \ 'offset': 1, \ } \ } \ ] \ } \ ] \ }, \ { \ 'description': 'Import default "x" from module "./y"', \ 'fixName': 'import', \ 'changes': [ \ { \ 'fileName': "/foo/bar/file1.ts", \ 'textChanges': [ \ { \ 'end': { \ 'line': 2, \ 'offset': 1, \ }, \ 'newText': 'import x from "./y";^@', \ 'start': { \ 'line': 2, \ 'offset': 1, \ } \ } \ ] \ } \ ] \ } \ ] \}) AssertEqual g:handle_code_action_called, 1 AssertEqual \ [ \ { \ 'description': 'codefix', \ 'changes': [ \ { \ 'fileName': "/foo/bar/file1.ts", \ 'textChanges': [ \ { \ 'end': { \ 'line': 2, \ 'offset': 1 \ }, \ 'newText': 'import x from "./y";^@', \ 'start': { \ 'line': 2, \ 'offset': 1 \ } \ } \ ] \ } \ ] \ } \ ], \ g:code_actions Execute(Prints a tsserver error message when getCodeFixes unsuccessful): call ale#codefix#SetMap({3: {}}) call ale#codefix#HandleTSServerResponse(1, { \ 'command': 'getCodeFixes', \ 'request_seq': 3, \ 'success': v:false, \ 'message': 'something is wrong', \}) AssertEqual g:handle_code_action_called, 0 AssertEqual ['echom ''Error while getting code fixes. Reason: something is wrong'''], g:expr_list Execute(Does nothing when where are no code fixes): call ale#codefix#SetMap({3: {}}) call ale#codefix#HandleTSServerResponse(1, { \ 'command': 'getCodeFixes', \ 'request_seq': 3, \ 'success': v:true, \ 'body': [] \}) AssertEqual g:handle_code_action_called, 0 AssertEqual ['echom ''No code fixes available.'''], g:expr_list Execute(tsserver codefix requests should be sent): call ale#linter#Reset() runtime ale_linters/typescript/tsserver.vim let g:ale_buffer_info = {bufnr(''): {'loclist': [{'lnum': 2, 'col': 5, 'code': 2304, 'linter_name': 'tsserver'}]}} call setpos('.', [bufnr(''), 2, 16, 0]) " ALECodeAction call ale#codefix#Execute(0) " We shouldn't register the callback yet. AssertEqual '''''', string(g:Callback) AssertEqual type(function('type')), type(g:InitCallback) call g:InitCallback() AssertEqual 'code_actions', g:capability_checked AssertEqual \ 'function(''ale#codefix#HandleTSServerResponse'')', \ string(g:Callback) AssertEqual \ [ \ ale#lsp#tsserver_message#Change(bufnr('')), \ [0, 'ts@getCodeFixes', { \ 'startLine': 2, \ 'startOffset': 16, \ 'endLine': 2, \ 'endOffset': 17, \ 'file': expand('%:p'), \ 'errorCodes': [2304], \ }] \ ], \ g:message_list Execute(tsserver codefix requests should be sent only for error with code): call ale#linter#Reset() runtime ale_linters/typescript/tsserver.vim let g:ale_buffer_info = {bufnr(''): {'loclist': [{'lnum': 2, 'col': 16, 'linter_name': 'tsserver'}, {'lnum': 2, 'col': 16, 'code': 2304, 'linter_name': 'tsserver'}]}} call setpos('.', [bufnr(''), 2, 16, 0]) " ALECodeAction call ale#codefix#Execute(0) " We shouldn't register the callback yet. AssertEqual '''''', string(g:Callback) AssertEqual type(function('type')), type(g:InitCallback) call g:InitCallback() AssertEqual 'code_actions', g:capability_checked AssertEqual \ 'function(''ale#codefix#HandleTSServerResponse'')', \ string(g:Callback) AssertEqual \ [ \ ale#lsp#tsserver_message#Change(bufnr('')), \ [0, 'ts@getCodeFixes', { \ 'startLine': 2, \ 'startOffset': 16, \ 'endLine': 2, \ 'endOffset': 17, \ 'file': expand('%:p'), \ 'errorCodes': [2304], \ }] \ ], \ g:message_list Execute(getApplicableRefactors from tsserver should be handled): call ale#codefix#SetMap({3: { \ 'buffer': expand('%:p'), \ 'line': 1, \ 'column': 2, \ 'end_line': 3, \ 'end_column': 4, \ 'connection_id': 0, \}}) call ale#codefix#HandleTSServerResponse(1, \ {'seq': 0, 'request_seq': 3, 'type': 'response', 'success': v:true, 'body': [{'actions': [{'description': 'Extract to constant in enclosing scope', 'name': 'constant_scope_0'}], 'description': 'Extract constant', 'name': 'Extract Symbol'}, {'actions': [{'description': 'Extract to function in module scope', 'name': 'function_scope_1'}], 'description': 'Extract function', 'name': 'Extract Symbol'}], 'command': 'getApplicableRefactors'}) AssertEqual \ [ \ [0, 'ts@getEditsForRefactor', { \ 'startLine': 1, \ 'startOffset': 2, \ 'endLine': 3, \ 'endOffset': 5, \ 'file': expand('%:p'), \ 'refactor': 'Extract Symbol', \ 'action': 'function_scope_1', \ }] \ ], \ g:message_list Execute(getApplicableRefactors should print error on failure): call ale#codefix#SetMap({3: { \ 'buffer': expand('%:p'), \ 'line': 1, \ 'column': 2, \ 'end_line': 3, \ 'end_column': 4, \ 'connection_id': 0, \}}) call ale#codefix#HandleTSServerResponse(1, \ {'seq': 0, 'request_seq': 3, 'type': 'response', 'success': v:false, 'message': 'oops', 'command': 'getApplicableRefactors'}) AssertEqual ['echom ''Error while getting applicable refactors. Reason: oops'''], g:expr_list Execute(getApplicableRefactors should do nothing if there are no refactors): call ale#codefix#SetMap({3: { \ 'buffer': expand('%:p'), \ 'line': 1, \ 'column': 2, \ 'end_line': 3, \ 'end_column': 4, \ 'connection_id': 0, \}}) call ale#codefix#HandleTSServerResponse(1, \ {'seq': 0, 'request_seq': 3, 'type': 'response', 'success': v:true, 'body': [], 'command': 'getApplicableRefactors'}) AssertEqual ['echom ''No applicable refactors available.'''], g:expr_list Execute(getEditsForRefactor from tsserver should be handled): call ale#codefix#SetMap({3: {}}) call ale#codefix#HandleTSServerResponse(1, \{'seq': 0, 'request_seq': 3, 'type': 'response', 'success': v:true, 'body': {'edits': [{'fileName': '/foo/bar/file.ts', 'textChanges': [{'end': {'offset': 35, 'line': 9}, 'newText': 'newFunction(app);', 'start': {'offset': 3, 'line': 8}}, {'end': {'offset': 4, 'line': 19}, 'newText': '^@function newFunction(app: Router) {^@ app.use(booExpressCsrf());^@ app.use(booExpressRequireHttps);^@}^@', 'start': {'offset': 4, 'line': 19}}]}], 'renameLocation': {'offset': 3, 'line': 8}, 'renameFilename': '/foo/bar/file.ts'}, 'command': 'getEditsForRefactor' } \) AssertEqual g:handle_code_action_called, 1 AssertEqual \ [ \ { \ 'description': 'editsForRefactor', \ 'changes': [{'fileName': '/foo/bar/file.ts', 'textChanges': [{'end': {'offset': 35, 'line': 9}, 'newText': 'newFunction(app);', 'start': {'offset': 3, 'line': 8}}, {'end': {'offset': 4, 'line': 19}, 'newText': '^@function newFunction(app: Router) {^@ app.use(booExpressCsrf());^@ app.use(booExpressRequireHttps);^@}^@', 'start': {'offset': 4, 'line': 19}}]}], \ } \ ], \ g:code_actions Execute(getEditsForRefactor should print error on failure): call ale#codefix#SetMap({3: {}}) call ale#codefix#HandleTSServerResponse(1, \{'seq': 0, 'request_seq': 3, 'type': 'response', 'success': v:false, 'message': 'oops', 'command': 'getEditsForRefactor' } \) AssertEqual ['echom ''Error while getting edits for refactor. Reason: oops'''], g:expr_list Execute(Failed LSP responses should be handled correctly): call ale#codefix#HandleLSPResponse( \ 1, \ {'method': 'workspace/applyEdit', 'request_seq': 3} \) AssertEqual g:handle_code_action_called, 0 Given python(Some python file): def main(): a = 1 b = a + 2 Execute("workspace/applyEdit" from LSP should be handled): call ale#codefix#SetMap({3: {}}) call ale#codefix#HandleLSPResponse(1, \ {'id': 0, 'jsonrpc': '2.0', 'method': 'workspace/applyEdit', 'params': {'edit': {'changes': {'file:///foo/bar/file.ts': [{'range': {'end': {'character': 27, 'line': 7}, 'start': {'character': 27, 'line': 7}}, 'newText': ', Config'}, {'range': {'end': {'character': 12, 'line': 96}, 'start': {'character': 2, 'line': 94}}, 'newText': 'await newFunction(redis, imageKey, cover, config);'}, {'range': {'end': {'character': 2, 'line': 99}, 'start': {'character': 2, 'line': 99}}, 'newText': '^@async function newFunction(redis: IRedis, imageKey: string, cover: Buffer, config: Config) {^@ try {^@ await redis.set(imageKey, cover, ''ex'', parseInt(config.coverKeyTTL, 10));^@ }^@ catch { }^@}^@'}]}}}}) AssertEqual g:handle_code_action_called, 1 AssertEqual \ [{'description': 'applyEdit', 'changes': [{'fileName': '/foo/bar/file.ts', 'textChanges': [{'end': {'offset': 28, 'line': 8}, 'newText': ', Config', 'start': {'offset': 28, 'line': 8}}, {'end': {'offset': 13, 'line': 97}, 'newText': 'await newFunction(redis, imageKey, cover, config);', 'start': {'offset': 3, 'line': 95}}, {'end': {'offset': 3, 'line': 100}, 'newText': '^@async function newFunction(redis: IRedis, imageKey: string, cover: Buffer, config: Config) {^@ try {^@ await redis.set(imageKey, cover, ''ex'', parseInt(config.coverKeyTTL, 10));^@ }^@ catch { }^@}^@', 'start': {'offset': 3, 'line': 100}}]}]}], \ g:code_actions Execute(Code Actions from LSP should be handled when returned with documentChanges): call ale#codefix#SetMap({2: {}}) call ale#codefix#HandleLSPResponse(1, \ {'id': 2, 'jsonrpc': '2.0', 'result': [{'diagnostics': v:null, 'edit': {'changes': v:null, 'documentChanges': [{'edits': [{'range': {'end': {'character': 4, 'line': 2}, 'start': {'character': 4, 'line': 1}}, 'newText': ''}, {'range': {'end': {'character': 9, 'line': 2}, 'start': {'character': 8, 'line': 2}}, 'newText': '(1)'}], 'textDocument': {'uri': 'file:///foo/bar/test.py', 'version': v:null}}]}, 'kind': 'refactor.inline', 'title': 'Inline variable', 'command': v:null}, {'diagnostics': v:null, 'edit': {'changes': v:null, 'documentChanges': [{'edits': [{'range': {'end': {'character': 0, 'line': 0}, 'start': {'character': 0, 'line': 0}}, 'newText': 'def func_bomdjnxh():^@ a = 1return a^@^@^@'}, {'range': {'end': {'character': 9, 'line': 1}, 'start': {'character': 8, 'line': 1}}, 'newText': 'func_bomdjnxh()^@'}], 'textDocument': {'uri': 'file:///foo/bar/test.py', 'version': v:null}}]}, 'kind': 'refactor.extract', 'title': 'Extract expression into function ''func_bomdjnxh''', 'command': v:null}]}) AssertEqual g:handle_code_action_called, 1 AssertEqual \ [{'description': 'codeaction', 'changes': [{'fileName': '/foo/bar/test.py', 'textChanges': [{'end': {'offset': 1, 'line': 1}, 'newText': 'def func_bomdjnxh():^@ a = 1return a^@^@^@', 'start': {'offset': 1, 'line': 1}}, {'end': {'offset': 10, 'line': 2}, 'newText': 'func_bomdjnxh()^@', 'start': {'offset': 9, 'line': 2}}]}]}], \ g:code_actions Execute(LSP Code Actions handles CodeAction responses): call ale#codefix#SetMap({3: { \ 'connection_id': 0, \}}) call ale#codefix#HandleLSPResponse(1, \ {'id': 3, 'jsonrpc': '2.0', 'result': [{'kind': 'refactor', 'title': 'Extract to inner function in function ''getVideo''', 'command': {'arguments': [{'file': '/foo/bar/file.ts', 'endOffset': 0, 'action': 'function_scope_0', 'startOffset': 1, 'startLine': 65, 'refactor': 'Extract Symbol', 'endLine': 68}], 'title': 'Extract to inner function in function ''getVideo''', 'command': '_typescript.applyRefactoring'}}, {'kind': 'refactor', 'title': 'Extract to function in module scope', 'command': {'arguments': [{'file': '/foo/bar/file.ts', 'endOffset': 0, 'action': 'function_scope_1', 'startOffset': 1, 'startLine': 65, 'refactor': 'Extract Symbol', 'endLine': 68}], 'title': 'Extract to function in module scope', 'command': '_typescript.applyRefactoring'}}]}) AssertEqual \ [[0, 'workspace/executeCommand', {'arguments': [{'file': '/foo/bar/file.ts', 'action': 'function_scope_1', 'endOffset': 0, 'refactor': 'Extract Symbol', 'endLine': 68, 'startLine': 65, 'startOffset': 1}], 'command': '_typescript.applyRefactoring'}]], \ g:message_list Execute(LSP Code Actions handles Command responses): call ale#codefix#SetMap({2: { \ 'connection_id': 2, \}}) call ale#codefix#HandleLSPResponse(1, \ {'id': 2, 'jsonrpc': '2.0', 'result': [{'title': 'fake for testing'}, {'arguments': [{'documentChanges': [{'edits': [{'range': {'end': {'character': 31, 'line': 2}, 'start': {'character': 31, 'line': 2}}, 'newText': ', createVideo'}], 'textDocument': {'uri': 'file:///foo/bar/file.ts', 'version': 1}}]}], 'title': 'Add ''createVideo'' to existing import declaration from "./video"', 'command': '_typescript.applyWorkspaceEdit'}]}) AssertEqual \ [[0, 'workspace/executeCommand', {'arguments': [{'documentChanges': [{'edits': [{'range': {'end': {'character': 31, 'line': 2}, 'start': {'character': 31, 'line': 2}}, 'newText': ', createVideo'}], 'textDocument': {'uri': 'file:///foo/bar/file.ts', 'version': 1}}]}], 'command': '_typescript.applyWorkspaceEdit'}]], \ g:message_list Execute(Prints message when LSP code action returns no results): call ale#codefix#SetMap({3: {}}) call ale#codefix#HandleLSPResponse(1, \ {'id': 3, 'jsonrpc': '2.0', 'result': []}) AssertEqual g:handle_code_action_called, 0 AssertEqual ['echom ''No code actions received from server'''], g:expr_list Execute(LSP code action requests should be sent): call ale#linter#Reset() runtime ale_linters/python/jedils.vim let g:ale_buffer_info = {bufnr(''): {'loclist': [{'lnum': 2, 'col': 5, 'end_lnum': 2, 'end_col': 6, 'code': 2304, 'text': 'oops'}]}} call setpos('.', [bufnr(''), 2, 5, 0]) " ALECodeAction call ale#codefix#Execute(0) " We shouldn't register the callback yet. AssertEqual '''''', string(g:Callback) AssertEqual type(function('type')), type(g:InitCallback) call g:InitCallback() AssertEqual 'code_actions', g:capability_checked AssertEqual \ 'function(''ale#codefix#HandleLSPResponse'')', \ string(g:Callback) AssertEqual \ [ \ [0, 'textDocument/codeAction', { \ 'context': { \ 'diagnostics': [{'range': {'end': {'character': 6, 'line': 1}, 'start': {'character': 4, 'line': 1}}, 'code': 2304, 'message': 'oops'}] \ }, \ 'range': {'end': {'character': 5, 'line': 1}, 'start': {'character': 4, 'line': 1}}, \ 'textDocument': {'uri': ale#path#ToURI(expand('%:p'))} \ }] \ ], \ g:message_list[-1:] Execute(LSP code action requests should be sent only for error with code): call ale#linter#Reset() runtime ale_linters/python/jedils.vim let g:ale_buffer_info = {bufnr(''): {'loclist': [{'lnum': 2, 'col': 5, 'end_lnum': 2, 'end_col': 6, 'code': 2304, 'text': 'oops'}]}} call setpos('.', [bufnr(''), 2, 5, 0]) " ALECodeAction call ale#codefix#Execute(0) " We shouldn't register the callback yet. AssertEqual '''''', string(g:Callback) AssertEqual type(function('type')), type(g:InitCallback) call g:InitCallback() AssertEqual 'code_actions', g:capability_checked AssertEqual \ 'function(''ale#codefix#HandleLSPResponse'')', \ string(g:Callback) AssertEqual \ [ \ [0, 'textDocument/codeAction', { \ 'context': { \ 'diagnostics': [{'range': {'end': {'character': 6, 'line': 1}, 'start': {'character': 4, 'line': 1}}, 'code': 2304, 'message': 'oops'}] \ }, \ 'range': {'end': {'character': 5, 'line': 1}, 'start': {'character': 4, 'line': 1}}, \ 'textDocument': {'uri': ale#path#ToURI(expand('%:p'))} \ }] \ ], \ g:message_list[-1:]