.gitignore added

[dotfiles/.git] / .config / coc / extensions / node_modules / coc-prettier / node_modules / ret / lib / util.js

diff --git a/.config/coc/extensions/node_modules/coc-prettier/node_modules/ret/lib/util.js b/.config/coc/extensions/node_modules/coc-prettier/node_modules/ret/lib/util.js
new file mode 100644 (file)
index 0000000..97d8cf5
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+++ b/.config/coc/extensions/node_modules/coc-prettier/node_modules/ret/lib/util.js
@@ -0,0 +1,111 @@
+var types = require('./types');
+var sets  = require('./sets');
+
+
+// All of these are private and only used by randexp.
+// It's assumed that they will always be called with the correct input.
+
+var CTRL = '@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^ ?';
+var SLSH = { '0': 0, 't': 9, 'n': 10, 'v': 11, 'f': 12, 'r': 13 };
+
+/**
+ * Finds character representations in str and convert all to
+ * their respective characters
+ *
+ * @param {String} str
+ * @return {String}
+ */
+exports.strToChars = function(str) {
+  /* jshint maxlen: false */
+  var chars_regex = /(\[\\b\])|(\\)?\\(?:u([A-F0-9]{4})|x([A-F0-9]{2})|(0?[0-7]{2})|c([@A-Z\[\\\]\^?])|([0tnvfr]))/g;
+  str = str.replace(chars_regex, function(s, b, lbs, a16, b16, c8, dctrl, eslsh) {
+    if (lbs) {
+      return s;
+    }
+
+    var code = b     ? 8 :
+               a16   ? parseInt(a16, 16) :
+               b16   ? parseInt(b16, 16) :
+               c8    ? parseInt(c8,   8) :
+               dctrl ? CTRL.indexOf(dctrl) :
+               SLSH[eslsh];
+
+    var c = String.fromCharCode(code);
+
+    // Escape special regex characters.
+    if (/[\[\]{}\^$.|?*+()]/.test(c)) {
+      c = '\\' + c;
+    }
+
+    return c;
+  });
+
+  return str;
+};
+
+
+/**
+ * turns class into tokens
+ * reads str until it encounters a ] not preceeded by a \
+ *
+ * @param {String} str
+ * @param {String} regexpStr
+ * @return {Array.<Array.<Object>, Number>}
+ */
+exports.tokenizeClass = function(str, regexpStr) {
+  /* jshint maxlen: false */
+  var tokens = [];
+  var regexp = /\\(?:(w)|(d)|(s)|(W)|(D)|(S))|((?:(?:\\)(.)|([^\]\\]))-(?:\\)?([^\]]))|(\])|(?:\\)?(.)/g;
+  var rs, c;
+
+
+  while ((rs = regexp.exec(str)) != null) {
+    if (rs[1]) {
+      tokens.push(sets.words());
+
+    } else if (rs[2]) {
+      tokens.push(sets.ints());
+
+    } else if (rs[3]) {
+      tokens.push(sets.whitespace());
+
+    } else if (rs[4]) {
+      tokens.push(sets.notWords());
+
+    } else if (rs[5]) {
+      tokens.push(sets.notInts());
+
+    } else if (rs[6]) {
+      tokens.push(sets.notWhitespace());
+
+    } else if (rs[7]) {
+      tokens.push({
+        type: types.RANGE,
+        from: (rs[8] || rs[9]).charCodeAt(0),
+          to: rs[10].charCodeAt(0),
+      });
+
+    } else if (c = rs[12]) {
+      tokens.push({
+        type: types.CHAR,
+        value: c.charCodeAt(0),
+      });
+
+    } else {
+      return [tokens, regexp.lastIndex];
+    }
+  }
+
+  exports.error(regexpStr, 'Unterminated character class');
+};
+
+
+/**
+ * Shortcut to throw errors.
+ *
+ * @param {String} regexp
+ * @param {String} msg
+ */
+exports.error = function(regexp, msg) {
+  throw new SyntaxError('Invalid regular expression: /' + regexp + '/: ' + msg);
+};