Subversion-Projekte lars-tiefland.ci

// CodeMirror, copyright (c) by Marijn Haverbeke and others

// Distributed under an MIT license: http://codemirror.net/LICENSE

(function(mod) {

  if (typeof exports == "object" && typeof module == "object") // CommonJS

    mod(require("../../lib/codemirror"));

  else if (typeof define == "function" && define.amd) // AMD

    define(["../../lib/codemirror"], mod);

  else // Plain browser env

    mod(CodeMirror);

})(function(CodeMirror) {

"use strict";

CodeMirror.registerHelper("fold", "brace", function(cm, start) {

  var line = start.line, lineText = cm.getLine(line);

  var startCh, tokenType;

  function findOpening(openCh) {

    for (var at = start.ch, pass = 0;;) {

      var found = at <= 0 ? -1 : lineText.lastIndexOf(openCh, at - 1);

      if (found == -1) {

        if (pass == 1) break;

        pass = 1;

        at = lineText.length;

        continue;

      }

      if (pass == 1 && found < start.ch) break;

      tokenType = cm.getTokenTypeAt(CodeMirror.Pos(line, found + 1));

      if (!/^(comment|string)/.test(tokenType)) return found + 1;

      at = found - 1;

    }

  }

  var startToken = "{", endToken = "}", startCh = findOpening("{");

  if (startCh == null) {

    startToken = "[", endToken = "]";

    startCh = findOpening("[");

  }

  if (startCh == null) return;

  var count = 1, lastLine = cm.lastLine(), end, endCh;

  outer: for (var i = line; i <= lastLine; ++i) {

    var text = cm.getLine(i), pos = i == line ? startCh : 0;

    for (;;) {

      var nextOpen = text.indexOf(startToken, pos), nextClose = text.indexOf(endToken, pos);

      if (nextOpen < 0) nextOpen = text.length;

      if (nextClose < 0) nextClose = text.length;

      pos = Math.min(nextOpen, nextClose);

      if (pos == text.length) break;

      if (cm.getTokenTypeAt(CodeMirror.Pos(i, pos + 1)) == tokenType) {

        if (pos == nextOpen) ++count;

        else if (!--count) { end = i; endCh = pos; break outer; }

      }

      ++pos;

    }

  }

  if (end == null || line == end && endCh == startCh) return;

  return {from: CodeMirror.Pos(line, startCh),

          to: CodeMirror.Pos(end, endCh)};

});

CodeMirror.registerHelper("fold", "import", function(cm, start) {

  function hasImport(line) {

    if (line < cm.firstLine() || line > cm.lastLine()) return null;

    var start = cm.getTokenAt(CodeMirror.Pos(line, 1));

    if (!/\S/.test(start.string)) start = cm.getTokenAt(CodeMirror.Pos(line, start.end + 1));

    if (start.type != "keyword" || start.string != "import") return null;

    // Now find closing semicolon, return its position

    for (var i = line, e = Math.min(cm.lastLine(), line + 10); i <= e; ++i) {

      var text = cm.getLine(i), semi = text.indexOf(";");

      if (semi != -1) return {startCh: start.end, end: CodeMirror.Pos(i, semi)};

    }

  }

  var start = start.line, has = hasImport(start), prev;

  if (!has || hasImport(start - 1) || ((prev = hasImport(start - 2)) && prev.end.line == start - 1))

    return null;

  for (var end = has.end;;) {

    var next = hasImport(end.line + 1);

    if (next == null) break;

    end = next.end;

  }

  return {from: cm.clipPos(CodeMirror.Pos(start, has.startCh + 1)), to: end};

});

CodeMirror.registerHelper("fold", "include", function(cm, start) {

  function hasInclude(line) {

    if (line < cm.firstLine() || line > cm.lastLine()) return null;

    var start = cm.getTokenAt(CodeMirror.Pos(line, 1));

    if (!/\S/.test(start.string)) start = cm.getTokenAt(CodeMirror.Pos(line, start.end + 1));

    if (start.type == "meta" && start.string.slice(0, 8) == "#include") return start.start + 8;

  }

  var start = start.line, has = hasInclude(start);

  if (has == null || hasInclude(start - 1) != null) return null;

  for (var end = start;;) {

    var next = hasInclude(end + 1);

    if (next == null) break;

    ++end;

  }

  return {from: CodeMirror.Pos(start, has + 1),

          to: cm.clipPos(CodeMirror.Pos(end))};

});

});