diff --git a/ale_linters/dafny/dafny.vim b/ale_linters/dafny/dafny.vim
index e6021d99..de7a7bb8 100644
--- a/ale_linters/dafny/dafny.vim
+++ b/ale_linters/dafny/dafny.vim
@@ -14,13 +14,28 @@ function! ale_linters#dafny#dafny#Handle(buffer, lines) abort
         \ })
     endfor
 
+    for l:match in ale#util#GetMatches(a:lines, '\v(.*)\((\d+),(\d+)\): (Verification of .{-} timed out after \d+ seconds)')
+        call add(l:output, {
+        \     'bufnr': a:buffer,
+        \     'col': l:match[3] + 0,
+        \     'lnum': l:match[2] + 0,
+        \     'text': l:match[4],
+        \     'type': 'E',
+        \ })
+    endfor
+
     return l:output
 endfunction
 
+function! ale_linters#dafny#dafny#GetCommand(buffer) abort
+    return printf('dafny %%s /compile:0 /timeLimit:%d', ale#Var(a:buffer, 'dafny_dafny_timelimit'))
+endfunction
+
+call ale#Set('dafny_dafny_timelimit', 10)
 call ale#linter#Define('dafny', {
 \    'name': 'dafny',
 \    'executable': 'dafny',
-\    'command': 'dafny %s /compile:0',
+\    'command': function('ale_linters#dafny#dafny#GetCommand'),
 \    'callback': 'ale_linters#dafny#dafny#Handle',
 \    'lint_file': 1,
 \ })
diff --git a/ale_linters/elixir/credo.vim b/ale_linters/elixir/credo.vim
index 7c298502..892d47b9 100644
--- a/ale_linters/elixir/credo.vim
+++ b/ale_linters/elixir/credo.vim
@@ -45,6 +45,16 @@ function! ale_linters#elixir#credo#GetMode() abort
     endif
 endfunction
 
+function! ale_linters#elixir#credo#GetConfigFile() abort
+    let l:config_file = get(g:, 'ale_elixir_credo_config_file', '')
+
+    if empty(l:config_file)
+        return ''
+    endif
+
+    return ' --config-file ' . l:config_file
+endfunction
+
 function! ale_linters#elixir#credo#GetCommand(buffer) abort
     let l:project_root = ale#handlers#elixir#FindMixUmbrellaRoot(a:buffer)
     let l:mode = ale_linters#elixir#credo#GetMode()
@@ -52,6 +62,7 @@ function! ale_linters#elixir#credo#GetCommand(buffer) abort
     return ale#path#CdString(l:project_root)
     \ . 'mix help credo && '
     \ . 'mix credo ' . ale_linters#elixir#credo#GetMode()
+    \ . ale_linters#elixir#credo#GetConfigFile()
     \ . ' --format=flycheck --read-from-stdin %s'
 endfunction
 
diff --git a/ale_linters/julia/languageserver.vim b/ale_linters/julia/languageserver.vim
index 564bec39..999ad815 100644
--- a/ale_linters/julia/languageserver.vim
+++ b/ale_linters/julia/languageserver.vim
@@ -6,9 +6,9 @@ call ale#Set('julia_executable', 'julia')
 
 function! ale_linters#julia#languageserver#GetCommand(buffer) abort
     let l:julia_executable = ale#Var(a:buffer, 'julia_executable')
-    let l:cmd_string = 'using LanguageServer; server = LanguageServer.LanguageServerInstance(isdefined(Base, :stdin) ? stdin : STDIN, isdefined(Base, :stdout) ? stdout : STDOUT, false); server.runlinter = true; run(server);'
+    let l:cmd_string = 'using LanguageServer; using Pkg; import StaticLint; import SymbolServer; server = LanguageServer.LanguageServerInstance(isdefined(Base, :stdin) ? stdin : STDIN, isdefined(Base, :stdout) ? stdout : STDOUT, dirname(Pkg.Types.Context().env.project_file)); server.runlinter = true; run(server);'
 
-    return ale#Escape(l:julia_executable) . ' --startup-file=no --history-file=no -e ' . ale#Escape(l:cmd_string)
+    return ale#Escape(l:julia_executable) . ' --project=@. --startup-file=no --history-file=no -e ' . ale#Escape(l:cmd_string)
 endfunction
 
 call ale#linter#Define('julia', {
diff --git a/ale_linters/rust/analyzer.vim b/ale_linters/rust/analyzer.vim
index 3666ec03..77d946f7 100644
--- a/ale_linters/rust/analyzer.vim
+++ b/ale_linters/rust/analyzer.vim
@@ -17,7 +17,7 @@ endfunction
 call ale#linter#Define('rust', {
 \   'name': 'analyzer',
 \   'lsp': 'stdio',
-\   'lsp_config': {b -> ale#Var(b, 'rust_analyzer_config')},
+\   'initialization_options': {b -> ale#Var(b, 'rust_analyzer_config')},
 \   'executable': {b -> ale#Var(b, 'rust_analyzer_executable')},
 \   'command': function('ale_linters#rust#analyzer#GetCommand'),
 \   'project_root': function('ale_linters#rust#analyzer#GetProjectRoot'),
diff --git a/autoload/ale/c.vim b/autoload/ale/c.vim
index cff53125..c7b1e20a 100644
--- a/autoload/ale/c.vim
+++ b/autoload/ale/c.vim
@@ -152,6 +152,7 @@ function! ale#c#ParseCFlags(path_prefix, should_quote, raw_arguments) abort
         \ || stridx(l:option, '-idirafter') == 0
         \ || stridx(l:option, '-iframework') == 0
         \ || stridx(l:option, '-include') == 0
+        \ || stridx(l:option, '-imacros') == 0
             if stridx(l:option, '-I') == 0 && l:option isnot# '-I'
                 let l:arg = join(split(l:option, '\zs')[2:], '')
                 let l:option = '-I'
diff --git a/autoload/ale/dhall.vim b/autoload/ale/dhall.vim
new file mode 100644
index 00000000..cc54418f
--- /dev/null
+++ b/autoload/ale/dhall.vim
@@ -0,0 +1,24 @@
+" Author: Pat Brisbin <pbrisbin@gmail.com>, toastal <toastal@protonmail.com>
+" Description: Functions for working with Dhall’s executable
+
+call ale#Set('dhall_executable', 'dhall')
+call ale#Set('dhall_use_global', get(g:, 'ale_use_global_executables', 0))
+call ale#Set('dhall_options', '')
+
+function! ale#dhall#GetExecutable(buffer) abort
+    let l:executable = ale#Var(a:buffer, 'dhall_executable')
+
+    " Dhall is written in Haskell and commonly installed with Stack
+    return ale#handlers#haskell_stack#EscapeExecutable(l:executable, 'dhall')
+endfunction
+
+function! ale#dhall#GetExecutableWithOptions(buffer) abort
+    let l:executable = ale#dhall#GetExecutable(a:buffer)
+
+    return l:executable
+    \   . ale#Pad(ale#Var(a:buffer, 'dhall_options'))
+endfunction
+
+function! ale#dhall#GetCommand(buffer) abort
+    return '%e ' . ale#Pad(ale#Var(a:buffer, 'dhall_options'))
+endfunction
diff --git a/autoload/ale/fix/registry.vim b/autoload/ale/fix/registry.vim
index 47f978e8..f514466e 100644
--- a/autoload/ale/fix/registry.vim
+++ b/autoload/ale/fix/registry.vim
@@ -37,6 +37,27 @@ let s:default_registry = {
 \       'suggested_filetypes': ['d'],
 \       'description': 'Fix D files with dfmt.',
 \   },
+\   'dhall': {
+\       'function': 'ale#fixers#dhall#Fix',
+\       'suggested_filetypes': ['dhall'],
+\       'description': 'Fix Dhall files with dhall-format.',
+\   },
+\   'dhall-format': {
+\       'function': 'ale#fixers#dhall_format#Fix',
+\       'suggested_filetypes': ['dhall'],
+\       'description': 'Standard code formatter for the Dhall language',
+\       'aliases': ['dhall'],
+\   },
+\   'dhall-freeze': {
+\       'function': 'ale#fixers#dhall_freeze#Freeze',
+\       'suggested_filetypes': ['dhall'],
+\       'description': 'Add integrity checks to remote import statements of an expression for the Dhall language',
+\   },
+\   'dhall-lint': {
+\       'function': 'ale#fixers#dhall_lint#Fix',
+\       'suggested_filetypes': ['dhall'],
+\       'description': 'Standard code formatter for the Dhall language and removing dead code',
+\   },
 \   'fecs': {
 \       'function': 'ale#fixers#fecs#Fix',
 \       'suggested_filetypes': ['javascript', 'css', 'html'],
@@ -342,7 +363,7 @@ let s:default_registry = {
 \   },
 \   'ktlint': {
 \       'function': 'ale#fixers#ktlint#Fix',
-\       'suggested_filetypes': ['kt'],
+\       'suggested_filetypes': ['kt', 'kotlin'],
 \       'description': 'Fix Kotlin files with ktlint.',
 \   },
 \   'styler': {
@@ -390,16 +411,11 @@ let s:default_registry = {
 \       'suggested_filetypes': ['lua'],
 \       'description': 'Fix Lua files with luafmt.',
 \   },
-\   'dhall': {
-\       'function': 'ale#fixers#dhall#Fix',
-\       'suggested_filetypes': ['dhall'],
-\       'description': 'Fix Dhall files with dhall-format.',
-\   },
 \   'ormolu': {
 \       'function': 'ale#fixers#ormolu#Fix',
 \       'suggested_filetypes': ['haskell'],
 \       'description': 'A formatter for Haskell source code.',
-\   },
+\   }
 \}
 
 " Reset the function registry to the default entries.
diff --git a/autoload/ale/fixers/dhall.vim b/autoload/ale/fixers/dhall.vim
deleted file mode 100644
index 18f6006c..00000000
--- a/autoload/ale/fixers/dhall.vim
+++ /dev/null
@@ -1,23 +0,0 @@
-" Author: Pat Brisbin <pbrisbin@gmail.com>
-" Description: Integration of dhall-format with ALE.
-
-call ale#Set('dhall_format_executable', 'dhall')
-
-function! ale#fixers#dhall#GetExecutable(buffer) abort
-    let l:executable = ale#Var(a:buffer, 'dhall_format_executable')
-
-    " Dhall is written in Haskell and commonly installed with Stack
-    return ale#handlers#haskell_stack#EscapeExecutable(l:executable, 'dhall')
-endfunction
-
-function! ale#fixers#dhall#Fix(buffer) abort
-    let l:executable = ale#fixers#dhall#GetExecutable(a:buffer)
-
-    return {
-    \   'command': l:executable
-    \       . ' format'
-    \       . ' --inplace'
-    \       . ' %t',
-    \   'read_temporary_file': 1,
-    \}
-endfunction
diff --git a/autoload/ale/fixers/dhall_format.vim b/autoload/ale/fixers/dhall_format.vim
new file mode 100644
index 00000000..d4021983
--- /dev/null
+++ b/autoload/ale/fixers/dhall_format.vim
@@ -0,0 +1,14 @@
+" Author: toastal <toastal@protonmail.com>
+" Description: Dhall’s built-in formatter
+"
+function! ale#fixers#dhall_format#Fix(buffer) abort
+    let l:executable = ale#dhall#GetExecutableWithOptions(a:buffer)
+    let l:command = l:executable
+    \   . ' format'
+    \   . ' --inplace %t'
+
+    return {
+    \   'command': l:command,
+    \   'read_temporary_file': 1,
+    \}
+endfunction
diff --git a/autoload/ale/fixers/dhall_freeze.vim b/autoload/ale/fixers/dhall_freeze.vim
new file mode 100644
index 00000000..74ae7530
--- /dev/null
+++ b/autoload/ale/fixers/dhall_freeze.vim
@@ -0,0 +1,18 @@
+" Author: toastal <toastal@protonmail.com>
+" Description: Dhall’s package freezing
+
+call ale#Set('dhall_freeze_options', '')
+
+function! ale#fixers#dhall_freeze#Freeze(buffer) abort
+    let l:executable = ale#dhall#GetExecutableWithOptions(a:buffer)
+    let l:command = l:executable
+    \   . ' freeze'
+    \   . ale#Pad(ale#Var(a:buffer, 'dhall_freeze_options'))
+    \   . ' --inplace %t'
+
+
+    return {
+    \   'command': l:command,
+    \   'read_temporary_file': 1,
+    \}
+endfunction
diff --git a/autoload/ale/fixers/dhall_lint.vim b/autoload/ale/fixers/dhall_lint.vim
new file mode 100644
index 00000000..2abbe6f7
--- /dev/null
+++ b/autoload/ale/fixers/dhall_lint.vim
@@ -0,0 +1,14 @@
+" Author: toastal <toastal@protonmail.com>
+" Description: Dhall’s built-in linter/formatter
+
+function! ale#fixers#dhall_lint#Fix(buffer) abort
+    let l:executable = ale#dhall#GetExecutableWithOptions(a:buffer)
+    let l:command = l:executable
+    \   . ' lint'
+    \   . ' --inplace %t'
+
+    return {
+    \   'command': l:command,
+    \   'read_temporary_file': 1,
+    \}
+endfunction
diff --git a/autoload/ale/lsp_linter.vim b/autoload/ale/lsp_linter.vim
index dcd76e8f..628dde78 100644
--- a/autoload/ale/lsp_linter.vim
+++ b/autoload/ale/lsp_linter.vim
@@ -85,12 +85,18 @@ function! s:HandleTSServerDiagnostics(response, error_type) abort
         endif
 
         let l:info.syntax_loclist = l:thislist
-    else
+    elseif a:error_type is# 'semantic'
         if len(l:thislist) is 0 && len(get(l:info, 'semantic_loclist', [])) is 0
             let l:no_changes = 1
         endif
 
         let l:info.semantic_loclist = l:thislist
+    else
+        if len(l:thislist) is 0 && len(get(l:info, 'suggestion_loclist', [])) is 0
+            let l:no_changes = 1
+        endif
+
+        let l:info.suggestion_loclist = l:thislist
     endif
 
     if l:no_changes
@@ -98,6 +104,7 @@ function! s:HandleTSServerDiagnostics(response, error_type) abort
     endif
 
     let l:loclist = get(l:info, 'semantic_loclist', [])
+    \   + get(l:info, 'suggestion_loclist', [])
     \   + get(l:info, 'syntax_loclist', [])
 
     call ale#engine#HandleLoclist(l:linter_name, l:buffer, l:loclist, 0)
@@ -150,6 +157,10 @@ function! ale#lsp_linter#HandleLSPResponse(conn_id, response) abort
     elseif get(a:response, 'type', '') is# 'event'
     \&& get(a:response, 'event', '') is# 'syntaxDiag'
         call s:HandleTSServerDiagnostics(a:response, 'syntax')
+    elseif get(a:response, 'type', '') is# 'event'
+    \&& get(a:response, 'event', '') is# 'suggestionDiag'
+    \&& get(g:, 'ale_lsp_suggestions', '1') == 1
+        call s:HandleTSServerDiagnostics(a:response, 'suggestion')
     endif
 endfunction
 
diff --git a/doc/ale-dafny.txt b/doc/ale-dafny.txt
new file mode 100644
index 00000000..005170ad
--- /dev/null
+++ b/doc/ale-dafny.txt
@@ -0,0 +1,16 @@
+===============================================================================
+ALE Dafny Integration                                       *ale-dafny-options*
+
+
+===============================================================================
+dafny                                                         *ale-dafny-dafny*
+
+g:ale_dafny_dafny_timelimit                       *g:ale_dafny_dafny_timelimit*
+                                                  *b:ale_dafny_dafny_timelimit*
+  Type: |Number|
+  Default: `10`
+
+  This variable sets the `/timeLimit` used for dafny.
+
+
+  vim:tw=78:ts=2:sts=2:sw=2:ft=help:norl:
diff --git a/doc/ale-dhall.txt b/doc/ale-dhall.txt
new file mode 100644
index 00000000..44b0bf32
--- /dev/null
+++ b/doc/ale-dhall.txt
@@ -0,0 +1,52 @@
+===============================================================================
+ALE Dhall Integration                                       *ale-dhall-options*
+
+g:ale_dhall_executable                                 *g:ale_dhall_executable*
+                                                       *b:ale_dhall_executable*
+  Type: |String|
+  Default: `'dhall'`
+
+g:ale_dhall_options                                       g:ale_dhall_options
+                                                          b:ale_dhall_options
+  Type: |String|
+  Default: `''`
+
+  This variable can be set to pass additional options to the 'dhall` executable.
+  This is shared with `dhall-freeze` and `dhall-lint`.
+>
+  let g:dhall_options = '--ascii'
+<
+
+===============================================================================
+dhall-format                                                 *ale-dhall-format*
+
+Dhall
+  (https://dhall-lang.org/)
+
+
+===============================================================================
+dhall-freeze                                                 *ale-dhall-freeze*
+
+Dhall
+  (https://dhall-lang.org/)
+
+g:ale_dhall_freeze_options                         g:ale_dhall_freeze_options
+                                                   b:ale_dhall_freeze_options
+  Type: |String|
+  Default: `''`
+
+  This variable can be set to pass additional options to the 'dhall freeze`
+  executable.
+>
+  let g:dhall_freeze_options = '--all'
+<
+
+===============================================================================
+dhall-lint                                                     *ale-dhall-lint*
+
+Dhall
+  (https://dhall-lang.org/)
+
+
+===============================================================================
+  vim:tw=78:ts=2:sts=2:sw=2:ft=help:norl:
diff --git a/doc/ale-elixir.txt b/doc/ale-elixir.txt
index de9daacf..a4e5c2c6 100644
--- a/doc/ale-elixir.txt
+++ b/doc/ale-elixir.txt
@@ -85,5 +85,12 @@ g:ale_elixir_credo_strict                           *g:ale_elixir_credo_strict*
   Tells credo to run in strict mode or suggest mode.  Set variable to 1 to
   enable --strict mode.
 
+g:ale_elixir_credo_config_file                 g:ale_elixir_credo_config_file
+
+  Type: String
+  Default: ''
+
+  Tells credo to use a custom configuration file.
+
 ===============================================================================
   vim:tw=78:ts=2:sts=2:sw=2:ft=help:norl:
diff --git a/doc/ale-supported-languages-and-tools.txt b/doc/ale-supported-languages-and-tools.txt
index 5bbe6097..d06508c5 100644
--- a/doc/ale-supported-languages-and-tools.txt
+++ b/doc/ale-supported-languages-and-tools.txt
@@ -122,6 +122,8 @@ Notes:
   * `language_server`
 * Dhall
   * `dhall-format`
+  * `dhall-freeze`
+  * `dhall-lint`
 * Dockerfile
   * `dockerfile_lint`
   * `hadolint`
diff --git a/doc/ale.txt b/doc/ale.txt
index fe94baf2..ce01638f 100644
--- a/doc/ale.txt
+++ b/doc/ale.txt
@@ -1708,6 +1708,15 @@ g:ale_lsp_show_message_severity               *g:ale_lsp_show_message_severity*
   `'disabled'`    - Doesn't display any information at all.
 
 
+g:ale_lsp_suggestions                                   *g:ale_lsp_suggestions*
+
+  Type: |Number|
+  Default: 1
+
+  This variable defines if suggestions must be collected from LSP or tsserver
+  and shown.
+
+
 g:ale_lsp_root                                                 *g:ale_lsp_root*
                                                                *b:ale_lsp_root*
 
@@ -2653,9 +2662,15 @@ documented in additional help files.
     dfmt..................................|ale-d-dfmt|
     dls...................................|ale-d-dls|
     uncrustify............................|ale-d-uncrustify|
+  dafny...................................|ale-dafny-options|
+    dafny.................................|ale-dafny-dafny|
   dart....................................|ale-dart-options|
     dartanalyzer..........................|ale-dart-dartanalyzer|
     dartfmt...............................|ale-dart-dartfmt|
+  dhall...................................|ale-dhall-options|
+    dhall-format..........................|ale-dhall-format|
+    dhall-freeze..........................|ale-dhall-freeze|
+    dhall-lint............................|ale-dhall-lint|
   dockerfile..............................|ale-dockerfile-options|
     dockerfile_lint.......................|ale-dockerfile-dockerfile_lint|
     hadolint..............................|ale-dockerfile-hadolint|
diff --git a/supported-tools.md b/supported-tools.md
index ab7eaf9f..8eebed10 100644
--- a/supported-tools.md
+++ b/supported-tools.md
@@ -131,6 +131,8 @@ formatting.
   * [language_server](https://github.com/natebosch/dart_language_server)
 * Dhall
   * [dhall-format](https://github.com/dhall-lang/dhall-lang)
+  * [dhall-freeze](https://github.com/dhall-lang/dhall-lang)
+  * [dhall-lint](https://github.com/dhall-lang/dhall-lang)
 * Dockerfile
   * [dockerfile_lint](https://github.com/projectatomic/dockerfile_lint)
   * [hadolint](https://github.com/hadolint/hadolint)
diff --git a/test/command_callback/test_elixir_credo.vader b/test/command_callback/test_elixir_credo.vader
index 3eb88846..b14444c6 100644
--- a/test/command_callback/test_elixir_credo.vader
+++ b/test/command_callback/test_elixir_credo.vader
@@ -38,3 +38,10 @@ Execute(Builds credo command with suggest mode when set to 0):
   AssertLinter 'mix',
   \ ale#path#CdString(ale#path#Simplify(g:dir . '/elixir_paths/mix_project'))
   \ . 'mix help credo && mix credo suggest --format=flycheck --read-from-stdin %s'
+
+Execute(Builds credo command with a custom config file):
+  let g:ale_elixir_credo_config_file = '/home/user/custom_credo.exs'
+
+  AssertLinter 'mix',
+  \ ale#path#CdString(ale#path#Simplify(g:dir . '/elixir_paths/mix_project'))
+  \ . 'mix help credo && mix credo suggest --config-file /home/user/custom_credo.exs --format=flycheck --read-from-stdin %s'
diff --git a/test/command_callback/test_julia_languageserver_callbacks.vader b/test/command_callback/test_julia_languageserver_callbacks.vader
index 3bc46e3d..96df81f1 100644
--- a/test/command_callback/test_julia_languageserver_callbacks.vader
+++ b/test/command_callback/test_julia_languageserver_callbacks.vader
@@ -11,16 +11,16 @@ After:
 Execute(The default executable path should be correct):
   AssertLinter 'julia',
   \ ale#Escape('julia') .
-  \' --startup-file=no --history-file=no -e ' .
-  \ ale#Escape('using LanguageServer; server = LanguageServer.LanguageServerInstance(isdefined(Base, :stdin) ? stdin : STDIN, isdefined(Base, :stdout) ? stdout : STDOUT, false); server.runlinter = true; run(server);')
+  \' --project=@. --startup-file=no --history-file=no -e ' .
+  \ ale#Escape('using LanguageServer; using Pkg; import StaticLint; import SymbolServer; server = LanguageServer.LanguageServerInstance(isdefined(Base, :stdin) ? stdin : STDIN, isdefined(Base, :stdout) ? stdout : STDOUT, dirname(Pkg.Types.Context().env.project_file)); server.runlinter = true; run(server);')
 
 Execute(The executable should be configurable):
   let g:ale_julia_executable = 'julia-new'
 
   AssertLinter 'julia-new',
   \ ale#Escape('julia-new') .
-  \' --startup-file=no --history-file=no -e ' .
-  \ ale#Escape('using LanguageServer; server = LanguageServer.LanguageServerInstance(isdefined(Base, :stdin) ? stdin : STDIN, isdefined(Base, :stdout) ? stdout : STDOUT, false); server.runlinter = true; run(server);')
+  \' --project=@. --startup-file=no --history-file=no -e ' .
+  \ ale#Escape('using LanguageServer; using Pkg; import StaticLint; import SymbolServer; server = LanguageServer.LanguageServerInstance(isdefined(Base, :stdin) ? stdin : STDIN, isdefined(Base, :stdout) ? stdout : STDOUT, dirname(Pkg.Types.Context().env.project_file)); server.runlinter = true; run(server);')
 
 Execute(The project root should be detected correctly):
   AssertLSPProject ''
diff --git a/test/command_callback/test_rust_analyzer_callbacks.vader b/test/command_callback/test_rust_analyzer_callbacks.vader
index 95866076..efab1378 100644
--- a/test/command_callback/test_rust_analyzer_callbacks.vader
+++ b/test/command_callback/test_rust_analyzer_callbacks.vader
@@ -16,5 +16,5 @@ Execute(The project root should be detected correctly):
 
 Execute(Should accept configuration settings):
   AssertLSPConfig {}
-  let b:ale_rust_analyzer_config = {'rust': {'clippy_preference': 'on'}}
-  AssertLSPConfig {'rust': {'clippy_preference': 'on'}}
+  let b:ale_rust_analyzer_config = {'diagnostics': {'disabled': ['unresolved-import']}}
+  AssertLSPOptions {'diagnostics': {'disabled': ['unresolved-import']}}
diff --git a/test/fixers/test_dhall_fixer_callback.vader b/test/fixers/test_dhall_fixer_callback.vader
deleted file mode 100644
index f27880b7..00000000
--- a/test/fixers/test_dhall_fixer_callback.vader
+++ /dev/null
@@ -1,11 +0,0 @@
-Before:
-  call ale#assert#SetUpFixerTest('dhall', 'dhall')
-
-After:
-  call ale#assert#TearDownFixerTest()
-
-Execute(The default command should be correct):
-  AssertFixer
-  \ { 'read_temporary_file': 1,
-  \   'command': ale#Escape('dhall') . ' format --inplace %t'
-  \ }
diff --git a/test/fixers/test_dhall_format_fixer_callback.vader b/test/fixers/test_dhall_format_fixer_callback.vader
new file mode 100644
index 00000000..9bc17f7e
--- /dev/null
+++ b/test/fixers/test_dhall_format_fixer_callback.vader
@@ -0,0 +1,24 @@
+Before:
+  Save g:ale_dhall_executable
+  Save g:ale_dhall_options
+
+  " Use an invalid global executable, so we don’t match it.
+  let g:ale_dhall_executable = 'odd-dhall'
+  let g:ale_dhall_options = '--ascii'
+
+  call ale#assert#SetUpFixerTest('dhall-format', 'dhall-format')
+
+After:
+  call ale#assert#TearDownFixerTest()
+
+Execute(The dhall-format callback should return the correct options):
+  call ale#test#SetFilename('../dhall_files/testfile.dhall')
+
+  AssertFixer
+  \ {
+  \   'command': ale#Escape('odd-dhall')
+  \     . ' --ascii'
+  \     . ' format'
+  \     . ' --inplace %t',
+  \   'read_temporary_file': 1,
+  \ }
diff --git a/test/fixers/test_dhall_freeze_fixer_callback.vader b/test/fixers/test_dhall_freeze_fixer_callback.vader
new file mode 100644
index 00000000..c8f820bb
--- /dev/null
+++ b/test/fixers/test_dhall_freeze_fixer_callback.vader
@@ -0,0 +1,24 @@
+Before:
+  Save g:ale_dhall_executable
+  Save g:ale_dhall_options
+
+  " Use an invalid global executable, so we don’t match it.
+  let g:ale_dhall_executable = 'odd-dhall'
+  let g:ale_dhall_options = '--ascii'
+  let g:ale_dhall_freeze_options = '--all'
+
+  call ale#assert#SetUpFixerTest('dhall-freeze', 'dhall-freeze')
+
+After:
+  call ale#assert#TearDownFixerTest()
+
+Execute(The dhall-freeze callback should return the correct options):
+  AssertFixer
+  \ {
+  \   'command': ale#Escape('odd-dhall')
+  \     . ' --ascii'
+  \     . ' freeze'
+  \     . ' --all'
+  \     . ' --inplace %t',
+  \   'read_temporary_file': 1,
+  \ }
diff --git a/test/fixers/test_dhall_lint_fixer_callback.vader b/test/fixers/test_dhall_lint_fixer_callback.vader
new file mode 100644
index 00000000..82229363
--- /dev/null
+++ b/test/fixers/test_dhall_lint_fixer_callback.vader
@@ -0,0 +1,22 @@
+Before:
+  Save g:ale_dhall_executable
+  Save g:ale_dhall_options
+
+  " Use an invalid global executable, so we don’t match it.
+  let g:ale_dhall_executable = 'odd-dhall'
+  let g:ale_dhall_options = '--ascii'
+
+  call ale#assert#SetUpFixerTest('dhall-lint', 'dhall-lint')
+
+After:
+  call ale#assert#TearDownFixerTest()
+
+Execute(The dhall-lint callback should return the correct options):
+  AssertFixer
+  \ {
+  \   'command': ale#Escape('odd-dhall')
+  \     . ' --ascii'
+  \     . ' lint'
+  \     . ' --inplace %t',
+  \   'read_temporary_file': 1,
+  \ }
diff --git a/test/handler/test_dafny_handler.vader b/test/handler/test_dafny_handler.vader
index 797d348e..472615ac 100644
--- a/test/handler/test_dafny_handler.vader
+++ b/test/handler/test_dafny_handler.vader
@@ -20,9 +20,17 @@ Execute(The Dafny handler should parse output correctly):
   \     'lnum': 678,
   \     'text': 'This is the precondition that might not hold.',
   \     'type': 'W'
-  \   }
+  \   },
+  \   {
+  \     'bufnr': 0,
+  \     'col': 45,
+  \     'lnum': 123,
+  \     'text': "Verification of 'Impl$$_22_Proof.__default.PutKeepsMapsFull' timed out after 2 seconds",
+  \     'type': 'E'
+  \   },
   \ ],
   \ ale_linters#dafny#dafny#Handle(0, [
   \ 'File.dfy(123,45): Error BP5002: A precondition for this call might not hold.',
-  \ 'File.dfy(678,90): Related location: This is the precondition that might not hold.'
+  \ 'File.dfy(678,90): Related location: This is the precondition that might not hold.',
+  \ "File.dfy(123,45): Verification of 'Impl$$_22_Proof.__default.PutKeepsMapsFull' timed out after 2 seconds",
   \ ])
diff --git a/test/test_c_flag_parsing.vader b/test/test_c_flag_parsing.vader
index 99722b17..8b02f2b9 100644
--- a/test/test_c_flag_parsing.vader
+++ b/test/test_c_flag_parsing.vader
@@ -482,6 +482,7 @@ Execute(We should include several important flags):
   \ . ' -idirafter ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/incafter'))
   \ . ' -iframework ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/incframework'))
   \ . ' -include ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/foo bar'))
+  \ . ' -imacros ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/incmacros'))
   \ . ' -Dmacro="value"'
   \ . ' -DGoal=9'
   \ . ' -D macro2'
@@ -511,6 +512,8 @@ Execute(We should include several important flags):
   \     'incframework',
   \     '-include',
   \     '''foo bar''',
+  \     '-imacros',
+  \     'incmacros',
   \     '-Dmacro="value"',
   \     '-DGoal=9',
   \     '-D',
@@ -559,6 +562,7 @@ Execute(We should quote the flags we need to quote):
   \ . ' -idirafter ' . ale#Escape(ale#path#Simplify(g:dir. '/test_c_projects/makefile_project/incafter'))
   \ . ' -iframework ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/incframework'))
   \ . ' -include ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/foo bar'))
+  \ . ' -imacros ' . ale#Escape(ale#path#Simplify(g:dir . '/test_c_projects/makefile_project/incmacros'))
   \ . ' ' . ale#Escape('-Dmacro="value"')
   \ . ' -DGoal=9'
   \ . ' -D macro2'
@@ -591,6 +595,8 @@ Execute(We should quote the flags we need to quote):
   \     'incframework',
   \     '-include',
   \     '''foo bar''',
+  \     '-imacros',
+  \     'incmacros',
   \     '-Dmacro="value"',
   \     '-DGoal=9',
   \     '-D',
diff --git a/test/test_redundant_tsserver_rendering_avoided.vader b/test/test_redundant_tsserver_rendering_avoided.vader
index 6125ebc2..bde5d152 100644
--- a/test/test_redundant_tsserver_rendering_avoided.vader
+++ b/test/test_redundant_tsserver_rendering_avoided.vader
@@ -111,7 +111,7 @@ Execute(An initial list of semantic errors should be handled):
 
   Assert g:ale_handle_loclist_called
 
-Execute(Subsequent empty lists should be ignored):
+Execute(Subsequent empty lists should be ignored - semantic):
   let g:ale_buffer_info[bufnr('')].semantic_loclist = []
 
   call ale#lsp_linter#HandleLSPResponse(1, CreateError('semanticDiag', ''))
@@ -138,3 +138,31 @@ Execute(Non-empty then non-empty semantic errors should be handled):
   call ale#lsp_linter#HandleLSPResponse(1, CreateError('semanticDiag', 'x'))
 
   Assert g:ale_handle_loclist_called
+
+Execute(Subsequent empty lists should be ignored - suggestion):
+  let g:ale_buffer_info[bufnr('')].suggestion_loclist = []
+
+  call ale#lsp_linter#HandleLSPResponse(1, CreateError('suggestionDiag', ''))
+
+  Assert !g:ale_handle_loclist_called
+
+Execute(Empty then non-empty suggestion messages should be handled):
+  let g:ale_buffer_info[bufnr('')].suggestion_loclist = []
+
+  call ale#lsp_linter#HandleLSPResponse(1, CreateError('suggestionDiag', 'x'))
+
+  Assert g:ale_handle_loclist_called
+
+Execute(Non-empty then empt suggestion messages should be handled):
+  let g:ale_buffer_info[bufnr('')].suggestion_loclist = CreateLoclist('x')
+
+  call ale#lsp_linter#HandleLSPResponse(1, CreateError('suggestionDiag', ''))
+
+  Assert g:ale_handle_loclist_called
+
+Execute(Non-empty then non-empty suggestion messages should be handled):
+  let g:ale_buffer_info[bufnr('')].suggestion_loclist = CreateLoclist('x')
+
+  call ale#lsp_linter#HandleLSPResponse(1, CreateError('suggestionDiag', 'x'))
+
+  Assert g:ale_handle_loclist_called