Added coding style modes to SimpleMDE (#3286)

* Added coding style modes to SimpleMDE

* Moved the CodeMirror addon from simplemd to codemirror directory

1 files changed, 225 insertions, 0 deletions

diff --git a/public/plugins/codemirror-5.17.0/mode/smarty/smarty.js b/public/plugins/codemirror-5.17.0/mode/smarty/smarty.js
new file mode 100644
index 00000000..6e0fbed4
--- /dev/null
+++ b/public/plugins/codemirror-5.17.0/mode/smarty/smarty.js
@@ -0,0 +1,225 @@
+// CodeMirror, copyright (c) by Marijn Haverbeke and others
+// Distributed under an MIT license: http://codemirror.net/LICENSE
+
+/**
+ * Smarty 2 and 3 mode.
+ */
+
+(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.defineMode("smarty", function(config, parserConf) {
+    var rightDelimiter = parserConf.rightDelimiter || "}";
+    var leftDelimiter = parserConf.leftDelimiter || "{";
+    var version = parserConf.version || 2;
+    var baseMode = CodeMirror.getMode(config, parserConf.baseMode || "null");
+
+    var keyFunctions = ["debug", "extends", "function", "include", "literal"];
+    var regs = {
+      operatorChars: /[+\-*&%=<>!?]/,
+      validIdentifier: /[a-zA-Z0-9_]/,
+      stringChar: /['"]/
+    };
+
+    var last;
+    function cont(style, lastType) {
+      last = lastType;
+      return style;
+    }
+
+    function chain(stream, state, parser) {
+      state.tokenize = parser;
+      return parser(stream, state);
+    }
+
+    // Smarty 3 allows { and } surrounded by whitespace to NOT slip into Smarty mode
+    function doesNotCount(stream, pos) {
+      if (pos == null) pos = stream.pos;
+      return version === 3 && leftDelimiter == "{" &&
+        (pos == stream.string.length || /\s/.test(stream.string.charAt(pos)));
+    }
+
+    function tokenTop(stream, state) {
+      var string = stream.string;
+      for (var scan = stream.pos;;) {
+        var nextMatch = string.indexOf(leftDelimiter, scan);
+        scan = nextMatch + leftDelimiter.length;
+        if (nextMatch == -1 || !doesNotCount(stream, nextMatch + leftDelimiter.length)) break;
+      }
+      if (nextMatch == stream.pos) {
+        stream.match(leftDelimiter);
+        if (stream.eat("*")) {
+          return chain(stream, state, tokenBlock("comment", "*" + rightDelimiter));
+        } else {
+          state.depth++;
+          state.tokenize = tokenSmarty;
+          last = "startTag";
+          return "tag";
+        }
+      }
+
+      if (nextMatch > -1) stream.string = string.slice(0, nextMatch);
+      var token = baseMode.token(stream, state.base);
+      if (nextMatch > -1) stream.string = string;
+      return token;
+    }
+
+    // parsing Smarty content
+    function tokenSmarty(stream, state) {
+      if (stream.match(rightDelimiter, true)) {
+        if (version === 3) {
+          state.depth--;
+          if (state.depth <= 0) {
+            state.tokenize = tokenTop;
+          }
+        } else {
+          state.tokenize = tokenTop;
+        }
+        return cont("tag", null);
+      }
+
+      if (stream.match(leftDelimiter, true)) {
+        state.depth++;
+        return cont("tag", "startTag");
+      }
+
+      var ch = stream.next();
+      if (ch == "$") {
+        stream.eatWhile(regs.validIdentifier);
+        return cont("variable-2", "variable");
+      } else if (ch == "|") {
+        return cont("operator", "pipe");
+      } else if (ch == ".") {
+        return cont("operator", "property");
+      } else if (regs.stringChar.test(ch)) {
+        state.tokenize = tokenAttribute(ch);
+        return cont("string", "string");
+      } else if (regs.operatorChars.test(ch)) {
+        stream.eatWhile(regs.operatorChars);
+        return cont("operator", "operator");
+      } else if (ch == "[" || ch == "]") {
+        return cont("bracket", "bracket");
+      } else if (ch == "(" || ch == ")") {
+        return cont("bracket", "operator");
+      } else if (/\d/.test(ch)) {
+        stream.eatWhile(/\d/);
+        return cont("number", "number");
+      } else {
+
+        if (state.last == "variable") {
+          if (ch == "@") {
+            stream.eatWhile(regs.validIdentifier);
+            return cont("property", "property");
+          } else if (ch == "|") {
+            stream.eatWhile(regs.validIdentifier);
+            return cont("qualifier", "modifier");
+          }
+        } else if (state.last == "pipe") {
+          stream.eatWhile(regs.validIdentifier);
+          return cont("qualifier", "modifier");
+        } else if (state.last == "whitespace") {
+          stream.eatWhile(regs.validIdentifier);
+          return cont("attribute", "modifier");
+        } if (state.last == "property") {
+          stream.eatWhile(regs.validIdentifier);
+          return cont("property", null);
+        } else if (/\s/.test(ch)) {
+          last = "whitespace";
+          return null;
+        }
+
+        var str = "";
+        if (ch != "/") {
+          str += ch;
+        }
+        var c = null;
+        while (c = stream.eat(regs.validIdentifier)) {
+          str += c;
+        }
+        for (var i=0, j=keyFunctions.length; i<j; i++) {
+          if (keyFunctions[i] == str) {
+            return cont("keyword", "keyword");
+          }
+        }
+        if (/\s/.test(ch)) {
+          return null;
+        }
+        return cont("tag", "tag");
+      }
+    }
+
+    function tokenAttribute(quote) {
+      return function(stream, state) {
+        var prevChar = null;
+        var currChar = null;
+        while (!stream.eol()) {
+          currChar = stream.peek();
+          if (stream.next() == quote && prevChar !== '\\') {
+            state.tokenize = tokenSmarty;
+            break;
+          }
+          prevChar = currChar;
+        }
+        return "string";
+      };
+    }
+
+    function tokenBlock(style, terminator) {
+      return function(stream, state) {
+        while (!stream.eol()) {
+          if (stream.match(terminator)) {
+            state.tokenize = tokenTop;
+            break;
+          }
+          stream.next();
+        }
+        return style;
+      };
+    }
+
+    return {
+      startState: function() {
+        return {
+          base: CodeMirror.startState(baseMode),
+          tokenize: tokenTop,
+          last: null,
+          depth: 0
+        };
+      },
+      copyState: function(state) {
+        return {
+          base: CodeMirror.copyState(baseMode, state.base),
+          tokenize: state.tokenize,
+          last: state.last,
+          depth: state.depth
+        };
+      },
+      innerMode: function(state) {
+        if (state.tokenize == tokenTop)
+          return {mode: baseMode, state: state.base};
+      },
+      token: function(stream, state) {
+        var style = state.tokenize(stream, state);
+        state.last = last;
+        return style;
+      },
+      indent: function(state, text) {
+        if (state.tokenize == tokenTop && baseMode.indent)
+          return baseMode.indent(state.base, text);
+        else
+          return CodeMirror.Pass;
+      },
+      blockCommentStart: leftDelimiter + "*",
+      blockCommentEnd: "*" + rightDelimiter
+    };
+  });
+
+  CodeMirror.defineMIME("text/x-smarty", "smarty");
+});