40 lines
894 B
Plaintext
40 lines
894 B
Plaintext
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// loopform_nested_region.hako
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// 目的: 外側 Loop + 内側 Region 型 Loop のネストをスモークする
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static box Main {
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find_first_non_space(lines) {
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local line_idx = 0
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local n = lines.size()
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// outer loop: 行単位
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loop(line_idx < n) {
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local line = lines.get(line_idx)
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local col = 0
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// inner loop: 行内の先頭非空白を探す（Region+next_col 風）
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loop(1 == 1) {
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if col >= line.length() { break }
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local ch = line.substring(col, col + 1)
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if ch == " " {
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col = col + 1
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continue
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}
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break
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}
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if col < line.length() { return line_idx }
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line_idx = line_idx + 1
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}
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return -1
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}
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main(args) {
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local lines = new ArrayBox()
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lines.push(" ")
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lines.push(" xx")
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local r = Main.find_first_non_space(lines)
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print(r)
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return 0
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}
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}
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