From 3a754133dbc138390503341fd2e9beba3e43aa4b Mon Sep 17 00:00:00 2001 From: Jose Antonio Marquez Date: Fri, 27 Jan 2012 12:05:17 -0800 Subject: Merged old FileIO --- js/codemirror/mode/scheme/scheme.js | 181 ------------------------------------ 1 file changed, 181 deletions(-) delete mode 100644 js/codemirror/mode/scheme/scheme.js (limited to 'js/codemirror/mode/scheme/scheme.js') diff --git a/js/codemirror/mode/scheme/scheme.js b/js/codemirror/mode/scheme/scheme.js deleted file mode 100644 index 2b5af227..00000000 --- a/js/codemirror/mode/scheme/scheme.js +++ /dev/null @@ -1,181 +0,0 @@ -/** - * Author: Koh Zi Han, based on implementation by Koh Zi Chun - */ -CodeMirror.defineMode("scheme", function (config, mode) { - var numRegex = /[0-9]/; - var BUILTIN = "builtin", COMMENT = "comment", STRING = "string", - ATOM = "atom", NUMBER = "number", BRACKET = "bracket"; - var INDENT_WORD_SKIP = 2, KEYWORDS_SKIP = 1; - - function makeKeywords(str) { - var obj = {}, words = str.split(" "); - for (var i = 0; i < words.length; ++i) obj[words[i]] = true; - return obj; - } - - var keywords = makeKeywords("case-lambda call/cc class define-class exit-handler field import inherit init-field interface let*-values let-values let/ec mixin opt-lambda override protect provide public rename require require-for-syntax syntax syntax-case syntax-error unit/sig unless when with-syntax and begin call-with-current-continuation call-with-input-file call-with-output-file case cond define define-syntax delay do dynamic-wind else for-each if lambda let let* let-syntax letrec letrec-syntax map or syntax-rules abs acos angle append apply asin assoc assq assv atan boolean? caar cadr call-with-input-file call-with-output-file call-with-values car cdddar cddddr cdr ceiling char->integer char-alphabetic? char-ci<=? char-ci=? char-ci>? char-downcase char-lower-case? char-numeric? char-ready? char-upcase char-upper-case? char-whitespace? char<=? char=? char>? char? close-input-port close-output-port complex? cons cos current-input-port current-output-port denominator display eof-object? eq? equal? eqv? eval even? exact->inexact exact? exp expt #f floor force gcd imag-part inexact->exact inexact? input-port? integer->char integer? interaction-environment lcm length list list->string list->vector list-ref list-tail list? load log magnitude make-polar make-rectangular make-string make-vector max member memq memv min modulo negative? newline not null-environment null? number->string number? numerator odd? open-input-file open-output-file output-port? pair? peek-char port? positive? procedure? quasiquote quote quotient rational? rationalize read read-char real-part real? remainder reverse round scheme-report-environment set! set-car! set-cdr! sin sqrt string string->list string->number string->symbol string-append string-ci<=? string-ci=? string-ci>? string-copy string-fill! string-length string-ref string-set! string<=? string=? string>? string? substring symbol->string symbol? #t tan transcript-off transcript-on truncate values vector vector->list vector-fill! vector-length vector-ref vector-set! with-input-from-file with-output-to-file write write-char zero?"); - var indentKeys = makeKeywords("define let letrec let* lambda begin"); - - - function stateStack(indent, type, prev) { // represents a state stack object - this.indent = indent; - this.type = type; - this.prev = prev; - } - - function pushStack(state, indent, type) { - state.indentStack = new stateStack(indent, type, state.indentStack); - } - - function popStack(state) { - state.indentStack = state.indentStack.prev; - } - - return { - startState: function () { - return { - indentStack: null, - indentation: 0, - mode: false, - sExprComment: false - }; - }, - - token: function (stream, state) { - if (state.indentStack == null && stream.sol()) { - // update indentation, but only if indentStack is empty - state.indentation = stream.indentation(); - } - - // skip spaces - if (stream.eatSpace()) { - return null; - } - var returnType = null; - - switch(state.mode){ - case "string": // multi-line string parsing mode - var next, escaped = false; - while ((next = stream.next()) != null) { - if (next == "\"" && !escaped) { - - state.mode = false; - break; - } - escaped = !escaped && next == "\\"; - } - returnType = STRING; // continue on in scheme-string mode - break; - case "comment": // comment parsing mode - var next, maybeEnd = false; - while ((next = stream.next()) != null) { - if (next == "#" && maybeEnd) { - - state.mode = false; - break; - } - maybeEnd = (next == "|"); - } - returnType = COMMENT; - break; - case "s-expr-comment": // s-expr commenting mode - state.mode = false; - if(stream.peek() == "(" || stream.peek() == "["){ - // actually start scheme s-expr commenting mode - state.sExprComment = 0; - }else{ - // if not we just comment the entire of the next token - stream.eatWhile(/[^/s]/); // eat non spaces - returnType = COMMENT; - break; - } - default: // default parsing mode - var ch = stream.next(); - - if (ch == "\"") { - state.mode = "string"; - returnType = STRING; - - } else if (ch == "'") { - returnType = ATOM; - } else if (ch == '#') { - if (stream.eat("|")) { // Multi-line comment - state.mode = "comment"; // toggle to comment mode - returnType = COMMENT; - } else if (stream.eat(/[tf]/)) { // #t/#f (atom) - returnType = ATOM; - } else if (stream.eat(';')) { // S-Expr comment - state.mode = "s-expr-comment"; - returnType = COMMENT; - } - - } else if (ch == ";") { // comment - stream.skipToEnd(); // rest of the line is a comment - returnType = COMMENT; - - } else if (numRegex.exec(ch) != null) { // numbers - returnType = NUMBER; - - } else if (ch == "(" || ch == "[") { - var keyWord = ''; var indentTemp = stream.column(); - /** - Either - (indent-word .. - (non-indent-word .. - (;something else, bracket, etc. - */ - - while ((letter = stream.eat(/[^\s\(\[\;\)\]]/)) != null) { - keyWord += letter; - } - - if (keyWord.length > 0 && indentKeys.propertyIsEnumerable(keyWord)) { // indent-word - - pushStack(state, indentTemp + INDENT_WORD_SKIP, ch); - } else { // non-indent word - // we continue eating the spaces - stream.eatSpace(); - if (stream.eol() || stream.peek() == ";") { - // nothing significant after - // we restart indentation 1 space after - pushStack(state, indentTemp + 1, ch); - } else { - pushStack(state, indentTemp + stream.current().length, ch); // else we match - } - } - stream.backUp(stream.current().length - 1); // undo all the eating - - if(typeof state.sExprComment == "number") state.sExprComment++; - - returnType = BRACKET; - } else if (ch == ")" || ch == "]") { - returnType = BRACKET; - if (state.indentStack != null && state.indentStack.type == (ch == ")" ? "(" : "[")) { - popStack(state); - - if(typeof state.sExprComment == "number"){ - if(--state.sExprComment == 0){ - returnType = COMMENT; // final closing bracket - state.sExprComment = false; // turn off s-expr commenting mode - } - } - } - } else { - stream.eatWhile(/[\w\$_]/); - - if (keywords && keywords.propertyIsEnumerable(stream.current())) { - returnType = BUILTIN; - } else returnType = null; - } - } - return (typeof state.sExprComment == "number") ? COMMENT : returnType; - }, - - indent: function (state, textAfter) { - if (state.indentStack == null) return state.indentation; - return state.indentStack.indent; - } - }; -}); - -CodeMirror.defineMIME("text/x-scheme", "css"); -- cgit v1.2.3