GPQAPP

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// CodeMirror, copyright (c) by Marijn Haverbeke and others
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// Distributed under an MIT license: https://codemirror.net/LICENSE
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// Defines jumpToLine command. Uses dialog.js if present.
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(function(mod) {
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  if (typeof exports == "object" && typeof module == "object") // CommonJS
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    mod(require("../../lib/codemirror"), require("../dialog/dialog"));
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  else if (typeof define == "function" && define.amd) // AMD
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    define(["../../lib/codemirror", "../dialog/dialog"], mod);
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  else // Plain browser env
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    mod(CodeMirror);
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})(function(CodeMirror) {
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  "use strict";
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  // default search panel location
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  CodeMirror.defineOption("search", {bottom: false});
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  function dialog(cm, text, shortText, deflt, f) {
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    if (cm.openDialog) cm.openDialog(text, f, {value: deflt, selectValueOnOpen: true, bottom: cm.options.search.bottom});
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    else f(prompt(shortText, deflt));
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  }
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  function getJumpDialog(cm) {
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    return cm.phrase("Jump to line:") + ' <input type="text" style="width: 10em" class="CodeMirror-search-field"/> <span style="color: #888" class="CodeMirror-search-hint">' + cm.phrase("(Use line:column or scroll% syntax)") + '</span>';
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  }
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  function interpretLine(cm, string) {
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    var num = Number(string)
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    if (/^[-+]/.test(string)) return cm.getCursor().line + num
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    else return num - 1
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  }
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  CodeMirror.commands.jumpToLine = function(cm) {
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    var cur = cm.getCursor();
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    dialog(cm, getJumpDialog(cm), cm.phrase("Jump to line:"), (cur.line + 1) + ":" + cur.ch, function(posStr) {
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      if (!posStr) return;
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      var match;
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      if (match = /^\s*([\+\-]?\d+)\s*\:\s*(\d+)\s*$/.exec(posStr)) {
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        cm.setCursor(interpretLine(cm, match[1]), Number(match[2]))
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      } else if (match = /^\s*([\+\-]?\d+(\.\d+)?)\%\s*/.exec(posStr)) {
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        var line = Math.round(cm.lineCount() * Number(match[1]) / 100);
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        if (/^[-+]/.test(match[1])) line = cur.line + line + 1;
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        cm.setCursor(line - 1, cur.ch);
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      } else if (match = /^\s*\:?\s*([\+\-]?\d+)\s*/.exec(posStr)) {
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        cm.setCursor(interpretLine(cm, match[1]), cur.ch);
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      }
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    });
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  };
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  CodeMirror.keyMap["default"]["Alt-G"] = "jumpToLine";
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});
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