simonkellet/odin-flags
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added required string, removed print_usage on missing required flag

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Simon Kellet 2026-07-10 22:54:51 +01:00
parent e7b877cbad
commit a8c2df53c2
1 changed files with 10 additions and 6 deletions
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16
fleg/flag.odin
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@ -84,17 +84,20 @@ print_usage :: proc() {
fmt.printfln("\t%s<flag>%s<value>\n", FLAG_START_CHAR, FLAG_SEP_CHAR) fmt.printfln("\t%s<flag>%s<value>\n", FLAG_START_CHAR, FLAG_SEP_CHAR)
for f in all_flags { for f in all_flags {
req_msg: string
if f.required { req_msg = " (required)"}
switch v in f.value { switch v in f.value {
case ^bool: case ^bool:
fmt.printfln("\t%s%s:\n\t\t%s (default: %v)\n", FLAG_START_CHAR, f.name, f.usage, v^) fmt.printfln("\t%s%s:\n\t\t%s (default: %v)%s\n", FLAG_START_CHAR, f.name, f.usage, v^, req_msg)
case ^int: case ^int:
fmt.printfln("\t%s%s:\n\t\t%s (default: %d)\n", FLAG_START_CHAR, f.name, f.usage, v^) fmt.printfln("\t%s%s:\n\t\t%s (default: %d)%s\n", FLAG_START_CHAR, f.name, f.usage, v^, req_msg)
case ^string: case ^string:
fmt.printfln("\t%s%s:\n\t\t%s (default: %s)\n", FLAG_START_CHAR, f.name, f.usage, v^) fmt.printfln("\t%s%s:\n\t\t%s (default: %s)%s\n", FLAG_START_CHAR, f.name, f.usage, v^, req_msg)
case ^f32: case ^f32:
fmt.printfln("\t%s%s:\n\t\t%s (default: %f)\n", FLAG_START_CHAR, f.name, f.usage, v^) fmt.printfln("\t%s%s:\n\t\t%s (default: %f)%s\n", FLAG_START_CHAR, f.name, f.usage, v^, req_msg)
case ^f64: case ^f64:
fmt.printfln("\t%s%s:\n\t\t%s (default: %f)\n", FLAG_START_CHAR, f.name, f.usage, v^) fmt.printfln("\t%s%s:\n\t\t%s (default: %f)%s\n", FLAG_START_CHAR, f.name, f.usage, v^, req_msg)
} }
} }
} }
@ -216,7 +219,8 @@ parse_flags :: proc() {
for f in all_flags { for f in all_flags {
if f.required && !f.parsed { if f.required && !f.parsed {
fmt.fprintfln(os.stderr, "[ERROR] Missing required flag: %s%s", FLAG_START_CHAR, f.name) fmt.fprintfln(os.stderr, "[ERROR] Missing required flag: %s%s", FLAG_START_CHAR, f.name)
print_usage() fmt.fprintfln(os.stderr, "use -help or -h to view all flags")
//print_usage()
os.exit(1) os.exit(1)
} }
} }