1 files changed, 72 insertions, 0 deletions
diff --git a/devtools/client/shared/sourceeditor/codemirror/mode/rust/rust.js b/devtools/client/shared/sourceeditor/codemirror/mode/rust/rust.js
new file mode 100644
index 0000000000..8139f5a1da
--- /dev/null
+++ b/devtools/client/shared/sourceeditor/codemirror/mode/rust/rust.js
@@ -0,0 +1,72 @@
+// CodeMirror, copyright (c) by Marijn Haverbeke and others
+// Distributed under an MIT license: https://codemirror.net/LICENSE
+
+(function(mod) {
+  if (typeof exports == "object" && typeof module == "object") // CommonJS
+    mod(require("resource://devtools/client/shared/sourceeditor/codemirror/lib/codemirror.js"), require("resource://devtools/client/shared/sourceeditor/codemirror/mode/simple/simple.js"));
+  else if (typeof define == "function" && define.amd) // AMD
+    define(["../../lib/codemirror", "../../mode/simple/simple"], mod);
+  else // Plain browser env
+    mod(CodeMirror);
+})(function(CodeMirror) {
+"use strict";
+
+CodeMirror.defineSimpleMode("rust",{
+  start: [
+    // string and byte string
+    {regex: /b?"/, token: "string", next: "string"},
+    // raw string and raw byte string
+    {regex: /b?r"/, token: "string", next: "string_raw"},
+    {regex: /b?r#+"/, token: "string", next: "string_raw_hash"},
+    // character
+    {regex: /'(?:[^'\\]|\\(?:[nrt0'"]|x[\da-fA-F]{2}|u\{[\da-fA-F]{6}\}))'/, token: "string-2"},
+    // byte
+    {regex: /b'(?:[^']|\\(?:['\\nrt0]|x[\da-fA-F]{2}))'/, token: "string-2"},
+
+    {regex: /(?:(?:[0-9][0-9_]*)(?:(?:[Ee][+-]?[0-9_]+)|\.[0-9_]+(?:[Ee][+-]?[0-9_]+)?)(?:f32|f64)?)|(?:0(?:b[01_]+|(?:o[0-7_]+)|(?:x[0-9a-fA-F_]+))|(?:[0-9][0-9_]*))(?:u8|u16|u32|u64|i8|i16|i32|i64|isize|usize)?/,
+     token: "number"},
+    {regex: /(let(?:\s+mut)?|fn|enum|mod|struct|type)(\s+)([a-zA-Z_][a-zA-Z0-9_]*)/, token: ["keyword", null, "def"]},
+    {regex: /(?:abstract|alignof|as|box|break|continue|const|crate|do|else|enum|extern|fn|for|final|if|impl|in|loop|macro|match|mod|move|offsetof|override|priv|proc|pub|pure|ref|return|self|sizeof|static|struct|super|trait|type|typeof|unsafe|unsized|use|virtual|where|while|yield)\b/, token: "keyword"},
+    {regex: /\b(?:Self|isize|usize|char|bool|u8|u16|u32|u64|f16|f32|f64|i8|i16|i32|i64|str|Option)\b/, token: "atom"},
+    {regex: /\b(?:true|false|Some|None|Ok|Err)\b/, token: "builtin"},
+    {regex: /\b(fn)(\s+)([a-zA-Z_][a-zA-Z0-9_]*)/,
+     token: ["keyword", null ,"def"]},
+    {regex: /#!?\[.*\]/, token: "meta"},
+    {regex: /\/\/.*/, token: "comment"},
+    {regex: /\/\*/, token: "comment", next: "comment"},
+    {regex: /[-+\/*=<>!]+/, token: "operator"},
+    {regex: /[a-zA-Z_]\w*!/,token: "variable-3"},
+    {regex: /[a-zA-Z_]\w*/, token: "variable"},
+    {regex: /[\{\[\(]/, indent: true},
+    {regex: /[\}\]\)]/, dedent: true}
+  ],
+  string: [
+    {regex: /"/, token: "string", next: "start"},
+    {regex: /(?:[^\\"]|\\(?:.|$))*/, token: "string"}
+  ],
+  string_raw: [
+    {regex: /"/, token: "string", next: "start"},
+    {regex: /[^"]*/, token: "string"}
+  ],
+  string_raw_hash: [
+    {regex: /"#+/, token: "string", next: "start"},
+    {regex: /(?:[^"]|"(?!#))*/, token: "string"}
+  ],
+  comment: [
+    {regex: /.*?\*\//, token: "comment", next: "start"},
+    {regex: /.*/, token: "comment"}
+  ],
+  meta: {
+    dontIndentStates: ["comment"],
+    electricInput: /^\s*\}$/,
+    blockCommentStart: "/*",
+    blockCommentEnd: "*/",
+    lineComment: "//",
+    fold: "brace"
+  }
+});
+
+
+CodeMirror.defineMIME("text/x-rustsrc", "rust");
+CodeMirror.defineMIME("text/rust", "rust");
+});