X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=to-be-integrated%2Fthird-party%2Fcodemirror-3.15%2Fmode%2Fsmalltalk%2Fsmalltalk.js;fp=to-be-integrated%2Fthird-party%2Fcodemirror-3.15%2Fmode%2Fsmalltalk%2Fsmalltalk.js;h=f2d4cb3185c556172bf27ccf46c71342870f35d2;hb=31540dd504798e0aca69e10d8144fbedc5b16af8;hp=0000000000000000000000000000000000000000;hpb=937653fd70bbf7d95bcf870e7f2b46b4a8fec486;p=myslice.git diff --git a/to-be-integrated/third-party/codemirror-3.15/mode/smalltalk/smalltalk.js b/to-be-integrated/third-party/codemirror-3.15/mode/smalltalk/smalltalk.js new file mode 100644 index 00000000..f2d4cb31 --- /dev/null +++ b/to-be-integrated/third-party/codemirror-3.15/mode/smalltalk/smalltalk.js @@ -0,0 +1,151 @@ +CodeMirror.defineMode('smalltalk', function(config) { + + var specialChars = /[+\-\/\\*~<>=@%|&?!.,:;^]/; + var keywords = /true|false|nil|self|super|thisContext/; + + var Context = function(tokenizer, parent) { + this.next = tokenizer; + this.parent = parent; + }; + + var Token = function(name, context, eos) { + this.name = name; + this.context = context; + this.eos = eos; + }; + + var State = function() { + this.context = new Context(next, null); + this.expectVariable = true; + this.indentation = 0; + this.userIndentationDelta = 0; + }; + + State.prototype.userIndent = function(indentation) { + this.userIndentationDelta = indentation > 0 ? (indentation / config.indentUnit - this.indentation) : 0; + }; + + var next = function(stream, context, state) { + var token = new Token(null, context, false); + var aChar = stream.next(); + + if (aChar === '"') { + token = nextComment(stream, new Context(nextComment, context)); + + } else if (aChar === '\'') { + token = nextString(stream, new Context(nextString, context)); + + } else if (aChar === '#') { + if (stream.peek() === '\'') { + stream.next(); + token = nextSymbol(stream, new Context(nextSymbol, context)); + } else { + stream.eatWhile(/[^ .\[\]()]/); + token.name = 'string-2'; + } + + } else if (aChar === '$') { + if (stream.next() === '<') { + stream.eatWhile(/[^ >]/); + stream.next(); + } + token.name = 'string-2'; + + } else if (aChar === '|' && state.expectVariable) { + token.context = new Context(nextTemporaries, context); + + } else if (/[\[\]{}()]/.test(aChar)) { + token.name = 'bracket'; + token.eos = /[\[{(]/.test(aChar); + + if (aChar === '[') { + state.indentation++; + } else if (aChar === ']') { + state.indentation = Math.max(0, state.indentation - 1); + } + + } else if (specialChars.test(aChar)) { + stream.eatWhile(specialChars); + token.name = 'operator'; + token.eos = aChar !== ';'; // ; cascaded message expression + + } else if (/\d/.test(aChar)) { + stream.eatWhile(/[\w\d]/); + token.name = 'number'; + + } else if (/[\w_]/.test(aChar)) { + stream.eatWhile(/[\w\d_]/); + token.name = state.expectVariable ? (keywords.test(stream.current()) ? 'keyword' : 'variable') : null; + + } else { + token.eos = state.expectVariable; + } + + return token; + }; + + var nextComment = function(stream, context) { + stream.eatWhile(/[^"]/); + return new Token('comment', stream.eat('"') ? context.parent : context, true); + }; + + var nextString = function(stream, context) { + stream.eatWhile(/[^']/); + return new Token('string', stream.eat('\'') ? context.parent : context, false); + }; + + var nextSymbol = function(stream, context) { + stream.eatWhile(/[^']/); + return new Token('string-2', stream.eat('\'') ? context.parent : context, false); + }; + + var nextTemporaries = function(stream, context) { + var token = new Token(null, context, false); + var aChar = stream.next(); + + if (aChar === '|') { + token.context = context.parent; + token.eos = true; + + } else { + stream.eatWhile(/[^|]/); + token.name = 'variable'; + } + + return token; + }; + + return { + startState: function() { + return new State; + }, + + token: function(stream, state) { + state.userIndent(stream.indentation()); + + if (stream.eatSpace()) { + return null; + } + + var token = state.context.next(stream, state.context, state); + state.context = token.context; + state.expectVariable = token.eos; + + return token.name; + }, + + blankLine: function(state) { + state.userIndent(0); + }, + + indent: function(state, textAfter) { + var i = state.context.next === next && textAfter && textAfter.charAt(0) === ']' ? -1 : state.userIndentationDelta; + return (state.indentation + i) * config.indentUnit; + }, + + electricChars: ']' + }; + +}); + +CodeMirror.defineMIME('text/x-stsrc', {name: 'smalltalk'});