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package flags
import "core:os"
Parse_Error_Reason :: enum {
None,
// An extra positional argument was given, and there is no `varg` field.
Extra_Positional,
// The underlying type does not support the string value it is being set to.
Bad_Value,
// No flag was given by the user.
No_Flag,
// No value was given by the user.
No_Value,
// The flag on the struct is missing.
Missing_Flag,
// The type itself isn't supported.
Unsupported_Type,
}
// Raised during parsing, naturally.
Parse_Error :: struct {
reason: Unified_Parse_Error_Reason,
message: string,
}
// Raised during parsing.
// Provides more granular information than what just a string could hold.
Open_File_Error :: struct {
filename: string,
errno: os.Error,
mode: int,
perms: int,
}
// Raised during parsing.
Help_Request :: distinct bool
// Raised after parsing, during validation.
Validation_Error :: struct {
message: string,
}
Error :: union {
Parse_Error,
Open_File_Error,
Help_Request,
Validation_Error,
}
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