MobileBasicTS/res/codemirror/basic.js

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2024-05-18 19:45:52 +03:00
CodeMirror.defineMode("basic", function(conf, parserConf) {
var ERRORCLASS = 'error';
function wordRegexp(words) {
return new RegExp("^((" + words.join(")|(") + "))\\b", "i");
}
var singleOperators = new RegExp("^[\\+\\-\\*/%&\\\\|\\^~<>!]");
var singleDelimiters = new RegExp('^[\\(\\)\\[\\]\\{\\}@,:`=;\\.]');
var doubleOperators = new RegExp("^((==)|(<>)|(<=)|(>=)|(<>)|(<<)|(>>)|(//)|(\\*\\*))");
var doubleDelimiters = new RegExp("^((\\+=)|(\\-=)|(\\*=)|(%=)|(/=)|(&=)|(\\|=)|(\\^=))");
var tripleDelimiters = new RegExp("^((//=)|(>>=)|(<<=)|(\\*\\*=))");
var identifiers = new RegExp("^[_A-Za-z][_A-Za-z0-9]*");
var openingKeywords = ['if'];
var middleKeywords = ['then', 'else'];
var endKeywords = ['next', 'loop'];
var wordOperators = wordRegexp(['in']);
var commonkeywords = ['stop', 'pop', 'return', 'repaint', 'sendsms','rand', 'alphagel', 'COLORALPHAGEL', 'end', 'new', 'run', 'dir', 'deg', 'rad', 'bye', 'goto', 'gosub', 'sleep', 'print', 'rem', 'dim', 'if', 'then', 'cls', 'plot', 'drawline', 'fillrect', 'drawrect', 'fillroundrect', 'drawroundrect', 'fillarc', 'drawarc', 'drawstring', 'setcolor', 'blit', 'for', 'to', 'step', 'next', 'input', 'list', 'enter', 'load', 'save', 'delete', 'edit', 'trap', 'open', 'close', 'note', 'point', 'put', 'get', 'data', 'restore', 'read', 'bitand', 'bitor', 'bitxor', 'not', 'and', 'or', 'screenwidth', 'screenheight', 'iscolor', 'numcolors', 'stringwidth', 'stringheight', 'left', 'mid', 'right', 'chr', 'str', 'len', 'asc', 'val', 'up', 'down', 'left', 'right', 'fire', 'gamea', 'gameb', 'gamec', 'gamed', 'days', 'milliseconds', 'year', 'month', 'day', 'hour', 'minute', 'second', 'millisecond', 'rnd', 'err', 'fre', 'mod', 'editform', 'gaugeform', 'choiceform', 'dateform', 'messageform', 'log', 'exp', 'sqr', 'sin', 'cos', 'tan', 'asin', 'acos', 'atan', 'abs', 'print', 'input', ':', 'gelgrab', 'drawgel', 'spritegel', 'spritemove', 'spritehit', 'readdir', 'property', 'gelload', 'gelwidth', 'gelheight', 'playwav', 'playtone', 'inkey', 'select', 'alert', 'setfont', 'menuadd', 'menuitem', 'menuremove', 'call', 'endsub'];
var commontypes = ['integer', 'string', 'double', 'decimal', 'boolean', 'short', 'char', 'float', 'single'];
var keywords = wordRegexp(commonkeywords);
var types = wordRegexp(commontypes);
var stringPrefixes = '"';
var opening = wordRegexp(openingKeywords);
var middle = wordRegexp(middleKeywords);
var closing = wordRegexp(endKeywords);
var doubleClosing = wordRegexp(['end']);
var doOpening = wordRegexp(['do']);
var indentInfo = null;
function indent(_stream, state) {
state.currentIndent++;
}
function dedent(_stream, state) {
state.currentIndent--;
}
// tokenizers
function tokenBase(stream, state) {
if (stream.eatSpace()) {
return null;
}
var ch = stream.peek();
// Handle Comments
if (ch === "'") {
stream.skipToEnd();
return 'comment';
}
// Handle Number Literals
if (stream.match(/^((&H)|(&O))?[0-9\.a-f]/i, false)) {
var floatLiteral = false;
// Floats
if (stream.match(/^\d*\.\d+F?/i)) {
floatLiteral = true;
}
else if (stream.match(/^\d+\.\d*F?/)) {
floatLiteral = true;
}
else if (stream.match(/^\.\d+F?/)) {
floatLiteral = true;
}
if (floatLiteral) {
// Float literals may be "imaginary"
stream.eat(/J/i);
return 'number';
}
// Integers
var intLiteral = false;
// Hex
if (stream.match(/^&H[0-9a-f]+/i)) {
intLiteral = true;
}
// Octal
else if (stream.match(/^&O[0-7]+/i)) {
intLiteral = true;
}
// Decimal
else if (stream.match(/^[1-9]\d*F?/)) {
// Decimal literals may be "imaginary"
stream.eat(/J/i);
// TODO - Can you have imaginary longs?
intLiteral = true;
}
// Zero by itself with no other piece of number.
else if (stream.match(/^0(?![\dx])/i)) {
intLiteral = true;
}
if (intLiteral) {
// Integer literals may be "long"
stream.eat(/L/i);
return 'number';
}
}
// Handle Strings
if (stream.match(stringPrefixes)) {
state.tokenize = tokenStringFactory(stream.current());
return state.tokenize(stream, state);
}
// Handle operators and Delimiters
if (stream.match(tripleDelimiters) || stream.match(doubleDelimiters)) {
return null;
}
if (stream.match(doubleOperators)
|| stream.match(singleOperators)
|| stream.match(wordOperators)) {
return 'operator';
}
if (stream.match(singleDelimiters)) {
return null;
}
/*if (stream.match(doOpening)) {
indent(stream, state);
state.doInCurrentLine = true;
return 'keyword';
}
if (stream.match(opening)) {
if (!state.doInCurrentLine)
indent(stream, state);
else
state.doInCurrentLine = false;
return 'keyword';
}*/
if (stream.match(middle)) {
return 'keyword';
}
if (stream.match(doubleClosing)) {
dedent(stream, state);
dedent(stream, state);
return 'keyword';
}
if (stream.match(closing)) {
dedent(stream, state);
return 'keyword';
}
if (stream.match(types)) {
return 'keyword';
}
if (stream.match(keywords)) {
return 'keyword';
}
if (stream.match(identifiers)) {
return 'variable';
}
// Handle non-detected items
stream.next();
return ERRORCLASS;
}
function nextUntilUnescaped(stream, end) {
var escaped = false, next;
while ((next = stream.next()) != null) {
if (next == end && !escaped)
return false;
escaped = !escaped && next == "\\";
}
return escaped;
}
function tokenStringFactory(delimiter) {
var singleline = delimiter.length == 1;
var OUTCLASS = 'string';
return function(stream, state) {
if (!nextUntilUnescaped(stream, '"'))
state.tokenize = tokenBase;
return OUTCLASS;
};
}
function tokenLexer(stream, state) {
var style = state.tokenize(stream, state);
var current = stream.current();
// Handle '.' connected identifiers
if (current === '.') {
style = state.tokenize(stream, state);
current = stream.current();
if (style === 'variable') {
return 'variable';
} else {
return ERRORCLASS;
}
}
var delimiter_index = '[({'.indexOf(current);
if (delimiter_index !== -1) {
indent(stream, state);
}
if (indentInfo === 'dedent') {
if (dedent(stream, state)) {
return ERRORCLASS;
}
}
delimiter_index = '])}'.indexOf(current);
if (delimiter_index !== -1) {
if (dedent(stream, state)) {
return ERRORCLASS;
}
}
return style;
}
var external = {
electricChars: "dDpPtTfFeE ",
startState: function() {
return {
tokenize: tokenBase,
lastToken: null,
currentIndent: 0,
nextLineIndent: 0,
doInCurrentLine: false
};
},
token: function(stream, state) {
if (stream.sol()) {
state.currentIndent += state.nextLineIndent;
state.nextLineIndent = 0;
state.doInCurrentLine = 0;
}
var style = tokenLexer(stream, state);
state.lastToken = {style: style, content: stream.current()};
return style;
},
indent: function(state, textAfter) {
var trueText = textAfter.replace(/^\s+|\s+$/g, '');
if (trueText.match(closing) || trueText.match(doubleClosing) || trueText.match(middle))
return conf.indentUnit * (state.currentIndent - 1);
if (state.currentIndent < 0)
return 0;
return state.currentIndent * conf.indentUnit;
}
};
return external;
});
CodeMirror.defineMIME("text/x-vb", "vb");