mirror of https://github.com/ergochat/ergo.git
49 lines
1.1 KiB
Go
49 lines
1.1 KiB
Go
// Copyright (c) 2016-2017 Daniel Oaks <daniel@danieloaks.net>
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// released under the MIT license
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package utils
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import "strings"
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// ExtractParam extracts a parameter from the given string, returning the param and the rest of the string.
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func ExtractParam(line string) (string, string) {
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rawParams := strings.SplitN(strings.TrimSpace(line), " ", 2)
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param0 := rawParams[0]
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var param1 string
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if 1 < len(rawParams) {
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param1 = strings.TrimSpace(rawParams[1])
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}
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return param0, param1
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}
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// ArgsToStrings takes the arguments and splits them into a series of strings,
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// each argument separated by delim and each string bounded by maxLength.
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func ArgsToStrings(maxLength int, arguments []string, delim string) []string {
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var messages []string
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var buffer string
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for {
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if len(arguments) < 1 {
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break
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}
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if len(buffer) > 0 && maxLength < len(buffer)+len(delim)+len(arguments[0]) {
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messages = append(messages, buffer)
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buffer = ""
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continue
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}
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if len(buffer) > 1 {
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buffer += delim
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}
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buffer += arguments[0]
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arguments = arguments[1:]
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}
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if len(buffer) > 0 {
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messages = append(messages, buffer)
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}
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return messages
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}
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