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all: change optional to result of io (#16075)

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This commit is contained in:
yuyi
2022-10-16 14:28:57 +08:00
committed by GitHub
parent 6e46933c55
commit f6844e9766
187 changed files with 1885 additions and 1874 deletions
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4
cmd/tools/vself.v
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@@ -15,7 +15,7 @@ fn main() {
short_v_name := vexe_name.all_before('.')
//
recompilation.must_be_enabled(vroot, 'Please install V from source, to use `$vexe_name self` .')
os.chdir(vroot)?
os.chdir(vroot)!
os.setenv('VCOLORS', 'always', true)
args := os.args[1..].filter(it != 'self')
jargs := args.join(' ')
@@ -60,7 +60,7 @@ fn list_folder(short_v_name string, bmessage string, message string) {
println(message)
}
fn backup_old_version_and_rename_newer(short_v_name string) ?bool {
fn backup_old_version_and_rename_newer(short_v_name string) !bool {
mut errors := []string{}
short_v_file := if os.user_os() == 'windows' { '${short_v_name}.exe' } else { '$short_v_name' }
short_v2_file := if os.user_os() == 'windows' { 'v2.exe' } else { 'v2' }