8bitworkshop/src/codemirror/wiz.js

448 lines
16 KiB
JavaScript

// 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("../../lib/codemirror"));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
function Context(indented, column, type, info, align, prev) {
this.indented = indented;
this.column = column;
this.type = type;
this.info = info;
this.align = align;
this.prev = prev;
}
function pushContext(state, col, type, info) {
var indent = state.indented;
if (state.context && state.context.type == "statement" && type != "statement")
indent = state.context.indented;
return state.context = new Context(indent, col, type, info, null, state.context);
}
function popContext(state) {
var t = state.context.type;
if (t == ")" || t == "]" || t == "}")
state.indented = state.context.indented;
return state.context = state.context.prev;
}
function typeBefore(stream, state, pos) {
if (state.prevToken == "variable" || state.prevToken == "type") return true;
if (/\S(?:[^- ]>|[*\]])\s*$|\*$/.test(stream.string.slice(0, pos))) return true;
if (state.typeAtEndOfLine && stream.column() == stream.indentation()) return true;
}
function isTopScope(context) {
for (;;) {
if (!context || context.type == "top") return true;
if (context.type == "}" && context.prev.info != "namespace") return false;
context = context.prev;
}
}
CodeMirror.defineMode("clike", function(config, parserConfig) {
var indentUnit = config.indentUnit,
statementIndentUnit = parserConfig.statementIndentUnit || indentUnit,
dontAlignCalls = parserConfig.dontAlignCalls,
keywords = parserConfig.keywords || {},
types = parserConfig.types || {},
builtin = parserConfig.builtin || {},
blockKeywords = parserConfig.blockKeywords || {},
defKeywords = parserConfig.defKeywords || {},
atoms = parserConfig.atoms || {},
hooks = parserConfig.hooks || {},
multiLineStrings = parserConfig.multiLineStrings,
indentStatements = parserConfig.indentStatements !== false,
indentSwitch = parserConfig.indentSwitch !== false,
namespaceSeparator = parserConfig.namespaceSeparator,
isPunctuationChar = parserConfig.isPunctuationChar || /[\[\]{}\(\),;\:\.]/,
numberStart = parserConfig.numberStart || /[\d\.]/,
number = parserConfig.number || /^(?:0x[a-f\d]+|0b[01]+|(?:\d+\.?\d*|\.\d+)(?:e[-+]?\d+)?)(u|ll?|l|f)?/i,
isOperatorChar = parserConfig.isOperatorChar || /[+\-*&%=<>!?|\/]/,
isIdentifierChar = parserConfig.isIdentifierChar || /[\w\$_\xa1-\uffff]/,
// An optional function that takes a {string} token and returns true if it
// should be treated as a builtin.
isReservedIdentifier = parserConfig.isReservedIdentifier || false;
var curPunc, isDefKeyword;
function tokenBase(stream, state) {
var ch = stream.next();
if (hooks[ch]) {
var result = hooks[ch](stream, state);
if (result !== false) return result;
}
if (ch == '"' || ch == "'") {
state.tokenize = tokenString(ch);
return state.tokenize(stream, state);
}
if (isPunctuationChar.test(ch)) {
curPunc = ch;
return null;
}
if (numberStart.test(ch)) {
stream.backUp(1)
if (stream.match(number)) return "number"
stream.next()
}
if (ch == "/") {
if (stream.eat("*")) {
state.tokenize = tokenComment;
return tokenComment(stream, state);
}
if (stream.eat("/")) {
stream.skipToEnd();
return "comment";
}
}
if (isOperatorChar.test(ch)) {
while (!stream.match(/^\/[\/*]/, false) && stream.eat(isOperatorChar)) {}
return "operator";
}
stream.eatWhile(isIdentifierChar);
if (namespaceSeparator) while (stream.match(namespaceSeparator))
stream.eatWhile(isIdentifierChar);
var cur = stream.current();
if (contains(keywords, cur)) {
if (contains(blockKeywords, cur)) curPunc = "newstatement";
if (contains(defKeywords, cur)) isDefKeyword = true;
return "keyword";
}
if (contains(types, cur)) return "type";
if (contains(builtin, cur)
|| (isReservedIdentifier && isReservedIdentifier(cur))) {
if (contains(blockKeywords, cur)) curPunc = "newstatement";
return "builtin";
}
if (contains(atoms, cur)) return "atom";
return "variable";
}
function tokenString(quote) {
return function(stream, state) {
var escaped = false, next, end = false;
while ((next = stream.next()) != null) {
if (next == quote && !escaped) {end = true; break;}
escaped = !escaped && next == "\\";
}
if (end || !(escaped || multiLineStrings))
state.tokenize = null;
return "string";
};
}
function tokenComment(stream, state) {
var maybeEnd = false, ch;
while (ch = stream.next()) {
if (ch == "/" && maybeEnd) {
state.tokenize = null;
break;
}
maybeEnd = (ch == "*");
}
return "comment";
}
function maybeEOL(stream, state) {
if (parserConfig.typeFirstDefinitions && stream.eol() && isTopScope(state.context))
state.typeAtEndOfLine = typeBefore(stream, state, stream.pos)
}
// Interface
return {
startState: function(basecolumn) {
return {
tokenize: null,
context: new Context((basecolumn || 0) - indentUnit, 0, "top", null, false),
indented: 0,
startOfLine: true,
prevToken: null
};
},
token: function(stream, state) {
var ctx = state.context;
if (stream.sol()) {
if (ctx.align == null) ctx.align = false;
state.indented = stream.indentation();
state.startOfLine = true;
}
if (stream.eatSpace()) { maybeEOL(stream, state); return null; }
curPunc = isDefKeyword = null;
var style = (state.tokenize || tokenBase)(stream, state);
if (style == "comment" || style == "meta") return style;
if (ctx.align == null) ctx.align = true;
if (curPunc == ";" || curPunc == ":" || (curPunc == "," && stream.match(/^\s*(?:\/\/.*)?$/, false)))
while (state.context.type == "statement") popContext(state);
else if (curPunc == "{") pushContext(state, stream.column(), "}");
else if (curPunc == "[") pushContext(state, stream.column(), "]");
else if (curPunc == "(") pushContext(state, stream.column(), ")");
else if (curPunc == "}") {
while (ctx.type == "statement") ctx = popContext(state);
if (ctx.type == "}") ctx = popContext(state);
while (ctx.type == "statement") ctx = popContext(state);
}
else if (curPunc == ctx.type) popContext(state);
else if (indentStatements &&
(((ctx.type == "}" || ctx.type == "top") && curPunc != ";") ||
(ctx.type == "statement" && curPunc == "newstatement"))) {
pushContext(state, stream.column(), "statement", stream.current());
}
if (style == "variable" &&
((state.prevToken == "def" ||
(parserConfig.typeFirstDefinitions && typeBefore(stream, state, stream.start) &&
isTopScope(state.context) && stream.match(/^\s*\(/, false)))))
style = "def";
if (hooks.token) {
var result = hooks.token(stream, state, style);
if (result !== undefined) style = result;
}
if (style == "def" && parserConfig.styleDefs === false) style = "variable";
state.startOfLine = false;
state.prevToken = isDefKeyword ? "def" : style || curPunc;
maybeEOL(stream, state);
return style;
},
indent: function(state, textAfter) {
if (state.tokenize != tokenBase && state.tokenize != null || state.typeAtEndOfLine) return CodeMirror.Pass;
var ctx = state.context, firstChar = textAfter && textAfter.charAt(0);
var closing = firstChar == ctx.type;
if (ctx.type == "statement" && firstChar == "}") ctx = ctx.prev;
if (parserConfig.dontIndentStatements)
while (ctx.type == "statement" && parserConfig.dontIndentStatements.test(ctx.info))
ctx = ctx.prev
if (hooks.indent) {
var hook = hooks.indent(state, ctx, textAfter, indentUnit);
if (typeof hook == "number") return hook
}
var switchBlock = ctx.prev && ctx.prev.info == "switch";
if (parserConfig.allmanIndentation && /[{(]/.test(firstChar)) {
while (ctx.type != "top" && ctx.type != "}") ctx = ctx.prev
return ctx.indented
}
if (ctx.type == "statement")
return ctx.indented + (firstChar == "{" ? 0 : statementIndentUnit);
if (ctx.align && (!dontAlignCalls || ctx.type != ")"))
return ctx.column + (closing ? 0 : 1);
if (ctx.type == ")" && !closing)
return ctx.indented + statementIndentUnit;
return ctx.indented + (closing ? 0 : indentUnit) +
(!closing && switchBlock && !/^(?:case|default)\b/.test(textAfter) ? indentUnit : 0);
},
electricInput: indentSwitch ? /^\s*(?:case .*?:|default:|\{\}?|\})$/ : /^\s*[{}]$/,
blockCommentStart: "/*",
blockCommentEnd: "*/",
blockCommentContinue: " * ",
lineComment: "//",
fold: "brace"
};
});
function words(str) {
var obj = {}, words = str.split(" ");
for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
return obj;
}
function contains(words, word) {
if (typeof words === "function") {
return words(word);
} else {
return words.propertyIsEnumerable(word);
}
}
var cKeywords = "auto if break case register continue return default do sizeof " +
"static else struct switch extern typedef union for goto while enum const " +
"volatile inline restrict asm fortran";
// Keywords from https://en.cppreference.com/w/cpp/keyword includes C++20.
var cppKeywords = "alignas alignof and and_eq audit axiom bitand bitor catch " +
"class compl concept constexpr const_cast decltype delete dynamic_cast " +
"explicit export final friend import module mutable namespace new noexcept " +
"not not_eq operator or or_eq override private protected public " +
"reinterpret_cast requires static_assert static_cast template this " +
"thread_local throw try typeid typename using virtual xor xor_eq";
var objCKeywords = "bycopy byref in inout oneway out self super atomic nonatomic retain copy " +
"readwrite readonly strong weak assign typeof nullable nonnull null_resettable _cmd " +
"@interface @implementation @end @protocol @encode @property @synthesize @dynamic @class " +
"@public @package @private @protected @required @optional @try @catch @finally @import " +
"@selector @encode @defs @synchronized @autoreleasepool @compatibility_alias @available";
var objCBuiltins = "FOUNDATION_EXPORT FOUNDATION_EXTERN NS_INLINE NS_FORMAT_FUNCTION " +
" NS_RETURNS_RETAINEDNS_ERROR_ENUM NS_RETURNS_NOT_RETAINED NS_RETURNS_INNER_POINTER " +
"NS_DESIGNATED_INITIALIZER NS_ENUM NS_OPTIONS NS_REQUIRES_NIL_TERMINATION " +
"NS_ASSUME_NONNULL_BEGIN NS_ASSUME_NONNULL_END NS_SWIFT_NAME NS_REFINED_FOR_SWIFT"
// Do not use this. Use the cTypes function below. This is global just to avoid
// excessive calls when cTypes is being called multiple times during a parse.
var basicCTypes = words("int long char short double float unsigned signed " +
"void bool");
// Do not use this. Use the objCTypes function below. This is global just to avoid
// excessive calls when objCTypes is being called multiple times during a parse.
var basicObjCTypes = words("SEL instancetype id Class Protocol BOOL");
// Returns true if identifier is a "C" type.
// C type is defined as those that are reserved by the compiler (basicTypes),
// and those that end in _t (Reserved by POSIX for types)
// http://www.gnu.org/software/libc/manual/html_node/Reserved-Names.html
function cTypes(identifier) {
return contains(basicCTypes, identifier) || /.+_t$/.test(identifier);
}
// Returns true if identifier is a "Objective C" type.
function objCTypes(identifier) {
return cTypes(identifier) || contains(basicObjCTypes, identifier);
}
var cBlockKeywords = "case do else for if switch while struct enum union";
var cDefKeywords = "struct enum union";
function cppHook(stream, state) {
if (!state.startOfLine) return false
for (var ch, next = null; ch = stream.peek();) {
if (ch == "\\" && stream.match(/^.$/)) {
next = cppHook
break
} else if (ch == "/" && stream.match(/^\/[\/\*]/, false)) {
break
}
stream.next()
}
state.tokenize = next
return "meta"
}
function pointerHook(_stream, state) {
if (state.prevToken == "type") return "type";
return false;
}
// For C and C++ (and ObjC): identifiers starting with __
// or _ followed by a capital letter are reserved for the compiler.
function cIsReservedIdentifier(token) {
if (!token || token.length < 2) return false;
if (token[0] != '_') return false;
return (token[1] == '_') || (token[1] !== token[1].toLowerCase());
}
function cpp14Literal(stream) {
stream.eatWhile(/[\w\.']/);
return "number";
}
function cpp11StringHook(stream, state) {
stream.backUp(1);
// Raw strings.
if (stream.match(/(R|u8R|uR|UR|LR)/)) {
var match = stream.match(/"([^\s\\()]{0,16})\(/);
if (!match) {
return false;
}
state.cpp11RawStringDelim = match[1];
state.tokenize = tokenRawString;
return tokenRawString(stream, state);
}
// Unicode strings/chars.
if (stream.match(/(u8|u|U|L)/)) {
if (stream.match(/["']/, /* eat */ false)) {
return "string";
}
return false;
}
// Ignore this hook.
stream.next();
return false;
}
function cppLooksLikeConstructor(word) {
var lastTwo = /(\w+)::~?(\w+)$/.exec(word);
return lastTwo && lastTwo[1] == lastTwo[2];
}
// C#-style strings where "" escapes a quote.
function tokenAtString(stream, state) {
var next;
while ((next = stream.next()) != null) {
if (next == '"' && !stream.eat('"')) {
state.tokenize = null;
break;
}
}
return "string";
}
// C++11 raw string literal is <prefix>"<delim>( anything )<delim>", where
// <delim> can be a string up to 16 characters long.
function tokenRawString(stream, state) {
// Escape characters that have special regex meanings.
var delim = state.cpp11RawStringDelim.replace(/[^\w\s]/g, '\\$&');
var match = stream.match(new RegExp(".*?\\)" + delim + '"'));
if (match)
state.tokenize = null;
else
stream.skipToEnd();
return "string";
}
function def(mimes, mode) {
if (typeof mimes == "string") mimes = [mimes];
var words = [];
function add(obj) {
if (obj) for (var prop in obj) if (obj.hasOwnProperty(prop))
words.push(prop);
}
add(mode.keywords);
add(mode.types);
add(mode.builtin);
add(mode.atoms);
if (words.length) {
mode.helperType = mimes[0];
CodeMirror.registerHelper("hintWords", mimes[0], words);
}
for (var i = 0; i < mimes.length; ++i)
CodeMirror.defineMIME(mimes[i], mode);
}
def("text/x-wiz", {
name: "clike",
keywords: words("u8 u16 u24 u32 u64 i8 i16 i24 i32 i64 bool iexpr " +
"vardata prgdata constdata chrdata varinitdata " +
"do else for if switch while in import embed bank config goto return by break continue " +
"zero carry negative overflow decimal nointerrupt push pop nop halt stop bit cmp " +
"var let const namespace func inline struct union enum typealias " +
"sizeof as compile_if"),
types: words("u8 u16 u24 u32 u64 i8 i16 i24 i32 i64 bool iexpr"),
blockKeywords: words("do else for if switch while"),
defKeywords: words("bank func namespace in const struct union enum typealias"),
typeFirstDefinitions: true,
atoms: words("true false null"),
number: /^(?:0x[a-f\d_]+|0b[01_]+|(?:[\d_]+\.?\d*|\.\d+)(?:e[-+]?[\d_]+)?)(u|ll?|l|f)?/i,
hooks: {
"#": function(stream) {
stream.eatWhile(/\S/);
return "meta";
}
},
modeProps: {fold: ["brace", "import"]}
});
});