54 lines
800 B
Go
54 lines
800 B
Go
package tmpl
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import (
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"os"
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"fmt"
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"bufio"
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"io"
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"surdeus.su/core/cli/mtool"
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)
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var(
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delim rune
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Tool = mtool.T("tmpl").Func(Run).Desc(
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"substitute the inputted runes with the specified words",
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).Usage(
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"[n_utf8_chars] [n_strings]",
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)
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)
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func Run(flags *mtool.Flags) {
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delim = '\n'
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args := flags.Parse()
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if len(args)<2 || len(args[0]) != len(args)-1 {
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flags.Usage()
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os.Exit(1)
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}
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chrs := []rune(args[0])
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args = args[1:]
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tmpl := make(map[rune] string)
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for i, s := range args {
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tmpl[rune(chrs[i])] = s
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}
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r := bufio.NewReader(os.Stdin)
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for{
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s, e := r.ReadString(byte(delim))
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if e==io.EOF {
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break
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}
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s = s[:len(s)-1]
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for _, c := range s {
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s, ok := tmpl[c]
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if !ok {
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s = string(c)
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}
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fmt.Printf("%s", s)
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}
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fmt.Printf("%s", string(delim))
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}
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}
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