fix(diff): make algorithm work for vim.diff (#17300)

Fixes #17207
This commit is contained in:
Lewis Russell 2022-02-05 17:49:48 +00:00 committed by GitHub
parent cee944e3ee
commit 92e92f02e7
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2 changed files with 45 additions and 3 deletions

View File

@ -184,11 +184,11 @@ static NluaXdiffMode process_xdl_diff_opts(lua_State *lstate, xdemitconf_t *cfg,
if (strequal("myers", v->data.string.data)) {
// default
} else if (strequal("minimal", v->data.string.data)) {
cfg->flags |= XDF_NEED_MINIMAL;
params->flags |= XDF_NEED_MINIMAL;
} else if (strequal("patience", v->data.string.data)) {
cfg->flags |= XDF_PATIENCE_DIFF;
params->flags |= XDF_PATIENCE_DIFF;
} else if (strequal("histogram", v->data.string.data)) {
cfg->flags |= XDF_HISTOGRAM_DIFF;
params->flags |= XDF_HISTOGRAM_DIFF;
} else {
api_set_error(err, kErrorTypeValidation, "not a valid algorithm");
goto exit_1;

View File

@ -90,6 +90,48 @@ describe('xdiff bindings', function()
exec_lua([[return vim.diff(a2, b2, {result_type = 'indices'})]]))
end)
it('can run different algorithms', function()
local a = table.concat({
'.foo1 {',
' margin: 0;',
'}',
'',
'.bar {',
' margin: 0;',
'}',
''}, '\n')
local b = table.concat({
'.bar {',
' margin: 0;',
'}',
'',
'.foo1 {',
' margin: 0;',
' color: green;',
'}',
''}, '\n')
eq(
table.concat({'@@ -1,4 +0,0 @@',
'-.foo1 {',
'- margin: 0;',
'-}',
'-',
'@@ -7,0 +4,5 @@',
'+',
'+.foo1 {',
'+ margin: 0;',
'+ color: green;',
'+}',
''}, '\n'),
exec_lua([[
local args = {...}
return vim.diff(args[1], args[2], {
algorithm = 'patience'
})
]], a, b))
end)
end)
it('can handle bad args', function()